Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
239
FNUS54 KMRX 180600
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
200 AM EDT Mon Aug 18 2025
.DISCUSSION...
Drier conditions are expected today and Tuesday, though increasingly
hot and muggy. Limited diurnal shower and storm chances will be
confined to higher elevations of East Tennessee mountains and
southwest North Carolina through Tuesday. Daily rain chances increase
area wide with temperatures trending closer to seasonal norms for
the latter half of the week.
VAZ001-190700-
Lee-
Including the city of Rose Hill
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 85-90 (-2) 64-69 (-1) 87-92
RH % (24h trend) 44-49 (-4) 93-98 (-1) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 NE 8 NW 3
Mixing Hgt(ft-agl) 5720 250 5750
Vent Rate (mph-ft) 45760 2000 17250
Max Dispersion Early 26 Fair 4 Very Poor 16 Gen Poor
Max Dispersion Late 40 Fair 4 Very Poor 17 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. East winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-190700-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 81-86 (-2) 62-67 (-1) 83-88
RH % (24h trend) 49-54 (-3) 95-100 (0) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) N 5 Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 S 7 NW 5
Mixing Hgt(ft-agl) 4990 120 5380
Vent Rate (mph-ft) 39920 840 26900
Max Dispersion Early 29 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 34 Fair 3 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. South winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 73 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ005-190700-
Scott VA-
Including the city of Hiltons
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 85-90 (-1) 64-69 (-1) 86-91
RH % (24h trend) 47-52 (-3) 95-100 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) N 5 Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 E 7 NW 3
Mixing Hgt(ft-agl) 5610 180 5950
Vent Rate (mph-ft) 39270 1260 17850
Max Dispersion Early 24 Fair 4 Very Poor 15 Gen Poor
Max Dispersion Late 38 Fair 3 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 5 7
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-190700-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Pcldy Mclear Mclear
Temp (24h trend) 81-86 (-3) 62-67 (-1) 83-88
RH % (24h trend) 47-52 (-1) 95-100 (+1) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SE 5
PM 20FT Wnd (mph) N 5 NE 5 SE 5
Transport Wnd (mph) N 8 SE 8 NW 5
Mixing Hgt(ft-agl) 5250 180 5580
Vent Rate (mph-ft) 42000 1440 27900
Max Dispersion Early 28 Fair 3 Very Poor 20 Gen Poor
Max Dispersion Late 36 Fair 3 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 9 6 7
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 65 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ008-190700-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Pcldy Mclear Mclear
Temp (24h trend) 83-88 (-2) 63-68 (0) 83-88
RH % (24h trend) 47-52 (-1) 95-100 (+1) 52-57
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) N 5 NE 5 Lgt/Var
Transport Wnd (mph) N 7 E 6 NE 5
Mixing Hgt(ft-agl) 5650 250 5350
Vent Rate (mph-ft) 39550 1500 26750
Max Dispersion Early 22 Fair 4 Very Poor 14 Gen Poor
Max Dispersion Late 35 Fair 4 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. North
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 75 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-190700-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 81-86 (-2) 62-67 (0) 80-85
RH % (24h trend) 49-54 (+1) 95-100 (+1) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 SE 8 NE 5
Mixing Hgt(ft-agl) 4830 150 4180
Vent Rate (mph-ft) 33810 1200 20900
Max Dispersion Early 17 Gen Poor 7 Poor 15 Gen Poor
Max Dispersion Late 26 Fair 6 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 6 7
Max LVORI Late 3 8 4
Precip Chance (%) 20 20 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.01 0.06
Precip Begin 3 PM 8 PM 2 PM
Precip End 6 PM 12 AM 8 PM
Chance of Thunder (%) 20 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-190700-
Southeast Carter-
Including the city of Hampton
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 79-84 (-2) 61-66 (-1) 78-83
RH % (24h trend) 51-56 (+1) 95-100 (+3) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var E 5 Lgt/Var
Transport Wnd (mph) N 6 SE 7 NE 5
Mixing Hgt(ft-agl) 4430 80 3860
Vent Rate (mph-ft) 26580 560 19300
Max Dispersion Early 20 Gen Poor 5 Very Poor 14 Gen Poor
Max Dispersion Late 24 Fair 6 Very Poor 16 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 6 6
Max LVORI Late 3 8 4
Precip Chance (%) 20 20 40
Precip Type Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.01 0.09
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 20 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 77 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 70 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-190700-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 81-86 (-1) 62-67 (0) 80-85
RH % (24h trend) 53-58 (+2) 95-100 (+3) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 SE 7 N 5
Mixing Hgt(ft-agl) 4420 60 4120
Vent Rate (mph-ft) 30940 420 20600
Max Dispersion Early 22 Fair 4 Very Poor 14 Gen Poor
Max Dispersion Late 29 Fair 4 Very Poor 16 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 6 7
Max LVORI Late 3 7 4
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.12
Precip Begin 3 PM 8 AM
Precip End 7 PM 8 PM
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. Northwest
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 70 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 77 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-190700-
Southeast Greene-
Including the city of Cedar Creek
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 82-87 (-1) 64-69 (+1) 81-86
RH % (24h trend) 49-54 (-2) 93-98 (+2) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SE 6
PM 20FT Wnd (mph) Lgt/Var E 5 SE 6
Transport Wnd (mph) N 7 NE 6 N 3
Mixing Hgt(ft-agl) 4540 4330
Vent Rate (mph-ft) 31780 0 12990
Max Dispersion Early 24 Fair 2 Very Poor 12 Poor
Max Dispersion Late 32 Fair 1 Very Poor 16 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 6 6
Max LVORI Late 3 7 3
Precip Chance (%) 20 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.13
Precip Begin 5 PM 2 PM
Precip End 6 PM 8 PM
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the mid 80s. Minimum RH 60 percent. Northwest winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 64 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ041-190700-
Cocke Smoky Mountains-
Including the city of Hartford
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 82-87 (0) 66-71 (+1) 81-86
RH % (24h trend) 49-54 (-1) 88-93 (+2) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SE 6
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SE 6
Transport Wnd (mph) N 6 NE 5 N 5
Mixing Hgt(ft-agl) 4740 150 4390
Vent Rate (mph-ft) 28440 750 21950
Max Dispersion Early 25 Fair 5 Very Poor 16 Gen Poor
Max Dispersion Late 28 Fair 6 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 5 5
Max LVORI Late 3 5 3
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.18
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear with a slight chance of showers.
Lows in the upper 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-190700-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 79-84 (0) 63-68 (0) 77-82
RH % (24h trend) 50-55 (-3) 89-94 (+5) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var S 5
PM 20FT Wnd (mph) Lgt/Var SE 6 S 5
Transport Wnd (mph) N 7 NE 6 N 5
Mixing Hgt(ft-agl) 3930 2970
Vent Rate (mph-ft) 27510 0 14850
Max Dispersion Early 23 Fair 2 Very Poor 14 Gen Poor
Max Dispersion Late 24 Fair 3 Very Poor 15 Gen Poor
Category Day 2 1 1
Max LVORI Early 6 5 6
Max LVORI Late 3 6 4
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.51
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. South winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 79 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 69 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ072-190700-
Blount Smoky Mountains-
Including the city of Cades Cove
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 84-89 (0) 66-71 (0) 82-87
RH % (24h trend) 45-50 (-2) 88-93 (+4) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SE 5
PM 20FT Wnd (mph) Lgt/Var E 6 SE 5
Transport Wnd (mph) N 8 SE 7 NW 5
Mixing Hgt(ft-agl) 5160 170 3630
Vent Rate (mph-ft) 41280 1190 18150
Max Dispersion Early 31 Fair 4 Very Poor 15 Gen Poor
Max Dispersion Late 40 Fair 3 Very Poor 17 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 5 6
Max LVORI Late 3 6 4
Precip Chance (%) 20 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.39
Precip Begin 5 PM 8 AM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 76 percent. Southwest
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 66 percent. Northwest
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-190700-
Southeast Monroe-
Including the cities of Citico and Coker Creek
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 84-89 (0) 65-70 (+1) 82-87
RH % (24h trend) 45-50 (-4) 90-95 (+4) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 SE 6 SW 5
Mixing Hgt(ft-agl) 4850 110 3080
Vent Rate (mph-ft) 38800 660 15400
Max Dispersion Early 25 Fair 3 Very Poor 13 Gen Poor
Max Dispersion Late 40 Fair 2 Very Poor 13 Gen Poor
Category Day 3 1 1
Max LVORI Early 6 6 7
Max LVORI Late 3 7 4
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.54
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 75 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 66 percent. Northwest
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-190700-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 88-93 (+1) 65-70 (0) 84-89
RH % (24h trend) 44-49 (-2) 93-98 (+6) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var SE 5
PM 20FT Wnd (mph) N 5 E 5 SE 5
Transport Wnd (mph) N 6 E 7 S 5
Mixing Hgt(ft-agl) 5550 180 3600
Vent Rate (mph-ft) 33300 1260 18000
Max Dispersion Early 21 Fair 3 Very Poor 15 Gen Poor
Max Dispersion Late 37 Fair 2 Very Poor 14 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 6 6
Max LVORI Late 2 7 4
Precip Chance (%) 20 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.26
Precip Begin 5 PM 2 PM
Precip End 7 PM 8 PM
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-190700-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 85-90 (0) 64-69 (0) 82-87
RH % (24h trend) 46-51 (-3) 95-100 (+6) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 SE 6 S 5
Mixing Hgt(ft-agl) 5000 230 3110
Vent Rate (mph-ft) 25000 1380 15550
Max Dispersion Early 19 Gen Poor 3 Very Poor 15 Gen Poor
Max Dispersion Late 25 Fair 3 Very Poor 12 Poor
Category Day 2 1 1
Max LVORI Early 6 6 7
Max LVORI Late 3 7 5
Precip Chance (%) 30 0 60
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.06 0.00 0.31
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 74 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-190700-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 81-86 (0) 63-68 (+1) 77-82
RH % (24h trend) 52-57 (-3) 95-100 (+7) 69-74
RH Recovery Excellent
AM 20FT Wnd (mph) N 6 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var E 5 Lgt/Var
Transport Wnd (mph) N 5 NE 5 SE 5
Mixing Hgt(ft-agl) 4750 120 2320
Vent Rate (mph-ft) 23750 600 11600
Max Dispersion Early 16 Gen Poor 3 Very Poor 12 Poor
Max Dispersion Late 20 Gen Poor 3 Very Poor 8 Poor
Category Day 2 1 1
Max LVORI Early 6 6 8
Max LVORI Late 4 8 6
Precip Chance (%) 40 0 70
Precip Type Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.23 0.00 0.54
Precip Begin 2 PM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 83 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 86 percent.
Southeast winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ015-190700-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 65-70 (0) 88-93
RH % (24h trend) 44-49 (-2) 91-96 (-2) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 E 7 N 3
Mixing Hgt(ft-agl) 5970 160 6150
Vent Rate (mph-ft) 41790 1120 18450
Max Dispersion Early 25 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 39 Fair 3 Very Poor 19 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 0
Precip Type None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 57 percent. Light and
variable wind.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Light and variable wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 60 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ016-190700-
Hawkins-
Including the city of Mooresburg
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 65-70 (0) 88-93
RH % (24h trend) 46-51 (-2) 95-100 (-1) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 E 7 N 2
Mixing Hgt(ft-agl) 6100 190 6070
Vent Rate (mph-ft) 36600 1330 12140
Max Dispersion Early 21 Fair 3 Very Poor 15 Gen Poor
Max Dispersion Late 35 Fair 3 Very Poor 18 Gen Poor
Category Day 3 1 1
Max LVORI Early 9 5 7
Max LVORI Late 2 8 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 58 percent. Northwest
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-190700-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 85-90 (-2) 65-70 (0) 86-91
RH % (24h trend) 47-52 (-2) 93-98 (-1) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var E 5
PM 20FT Wnd (mph) Lgt/Var NE 5 E 5
Transport Wnd (mph) N 7 E 7 NE 5
Mixing Hgt(ft-agl) 5740 260 5600
Vent Rate (mph-ft) 40180 1820 28000
Max Dispersion Early 19 Gen Poor 3 Very Poor 14 Gen Poor
Max Dispersion Late 38 Fair 3 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 9 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the upper 80s. Minimum RH 59 percent. Northwest winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-190700-
Northwest Carter-
Including the city of Elizabethton
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 84-89 (-1) 64-69 (0) 83-88
RH % (24h trend) 47-52 (0) 91-96 (+1) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 E 9 N 5
Mixing Hgt(ft-agl) 5210 180 4610
Vent Rate (mph-ft) 36470 1620 23050
Max Dispersion Early 18 Gen Poor 5 Very Poor 13 Gen Poor
Max Dispersion Late 32 Fair 5 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 5 6
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the mid 80s. Minimum RH 58 percent. Northwest winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 65 percent. West winds
less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-190700-
Washington TN-
Including the city of Johnson City
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 86-91 (-1) 65-70 (0) 86-91
RH % (24h trend) 49-54 (+1) 92-97 (0) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SE 7 N 5
Mixing Hgt(ft-agl) 5530 220 5400
Vent Rate (mph-ft) 33180 1540 27000
Max Dispersion Early 22 Fair 3 Very Poor 15 Gen Poor
Max Dispersion Late 35 Fair 3 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 8 6 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the upper 80s. Minimum RH 58 percent. Northwest winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-190700-
Northwest Greene-
Including the city of Greeneville
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 66-71 (+1) 87-92
RH % (24h trend) 47-52 (-1) 93-98 (-1) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 E 6 NE 5
Mixing Hgt(ft-agl) 5620 250 5860
Vent Rate (mph-ft) 33720 1500 29300
Max Dispersion Early 23 Fair 3 Very Poor 14 Gen Poor
Max Dispersion Late 32 Fair 3 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 8 5 6
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs around 90. Minimum RH 57 percent. Northwest winds less than
10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-190700-
Grainger-
Including the city of Bean Station
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (-1) 66-71 (-1) 90-95
RH % (24h trend) 47-52 (0) 89-94 (-2) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 NE 7 N 3
Mixing Hgt(ft-agl) 5860 180 5980
Vent Rate (mph-ft) 41020 1260 17940
Max Dispersion Early 23 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 37 Fair 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 4 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 0
Precip Type None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Light and variable
wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
Southwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ039-190700-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (0) 66-71 (0) 89-94
RH % (24h trend) 47-52 (-1) 92-97 (-3) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NE 7 N 3
Mixing Hgt(ft-agl) 5850 210 5940
Vent Rate (mph-ft) 35100 1470 17820
Max Dispersion Early 23 Fair 2 Very Poor 16 Gen Poor
Max Dispersion Late 30 Fair 2 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Light and variable
wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Light and variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-190700-
Northwest Cocke-
Including the cities of Bybee and Newport
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 67-72 (0) 87-92
RH % (24h trend) 47-52 (0) 89-94 (0) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SE 6 N 5
Mixing Hgt(ft-agl) 5410 250 5460
Vent Rate (mph-ft) 32460 1500 27300
Max Dispersion Early 25 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 30 Fair 3 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 5 6
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Southeast winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 57 percent. Northwest
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-190700-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (0) 67-72 (0) 89-94
RH % (24h trend) 46-51 (-1) 92-97 (-1) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 E 6 N 5
Mixing Hgt(ft-agl) 5710 260 5780
Vent Rate (mph-ft) 39970 1560 28900
Max Dispersion Early 24 Fair 2 Very Poor 16 Gen Poor
Max Dispersion Late 33 Fair 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 8 5 8
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. Northeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ035-190700-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 65-70 (-1) 88-93
RH % (24h trend) 47-52 (-2) 90-95 (-2) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var NE 5 Lgt/Var
Transport Wnd (mph) N 10 E 3 N 5
Mixing Hgt(ft-agl) 5470 200 6300
Vent Rate (mph-ft) 54700 600 31500
Max Dispersion Early 30 Fair 4 Very Poor 15 Gen Poor
Max Dispersion Late 49 Gen Good 2 Very Poor 21 Fair
Category Day 4 1 2
Max LVORI Early 7 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 0
Precip Type None None Tstms
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 58 percent. Northwest
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 60 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ012-190700-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 86-91 (-1) 64-69 (-2) 87-92
RH % (24h trend) 50-55 (-1) 92-97 (-2) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 9 E 3 N 5
Mixing Hgt(ft-agl) 5440 230 6090
Vent Rate (mph-ft) 48960 690 30450
Max Dispersion Early 33 Fair 4 Very Poor 15 Gen Poor
Max Dispersion Late 47 Gen Good 2 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 8 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Sunny with a chance of showers and thunderstorms. Highs
in the lower 80s. Minimum RH 61 percent. West winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ013-190700-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 84-89 (-2) 65-70 (-1) 86-91
RH % (24h trend) 50-55 (-2) 87-92 (-4) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) N 8 E 3 N 5
Mixing Hgt(ft-agl) 5330 130 5900
Vent Rate (mph-ft) 42640 390 29500
Max Dispersion Early 30 Fair 4 Very Poor 17 Gen Poor
Max Dispersion Late 47 Gen Good 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 7 4 6
Max LVORI Late 2 6 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ014-190700-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 65-70 (-1) 88-93
RH % (24h trend) 46-51 (-2) 89-94 (-2) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 9 NE 8 N 3
Mixing Hgt(ft-agl) 5560 180 6140
Vent Rate (mph-ft) 50040 1440 18420
Max Dispersion Early 26 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 46 Gen Good 3 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 2 6 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 58 percent. Northwest
winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. North winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ037-190700-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 88-93 (-1) 66-71 (0) 89-94
RH % (24h trend) 48-53 (0) 88-93 (-2) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 E 6 N 3
Mixing Hgt(ft-agl) 5750 240 6130
Vent Rate (mph-ft) 40250 1440 18390
Max Dispersion Early 25 Fair 3 Very Poor 16 Gen Poor
Max Dispersion Late 46 Gen Good 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 4 6
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ036-190700-
Anderson-
Including the cities of Oak Ridge and Clinton
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 86-91 (-1) 66-71 (-1) 87-92
RH % (24h trend) 46-51 (-2) 84-89 (-4) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 6 Lgt/Var
Transport Wnd (mph) N 8 NE 5 N 5
Mixing Hgt(ft-agl) 5610 200 5910
Vent Rate (mph-ft) 44880 1000 29550
Max Dispersion Early 28 Fair 4 Very Poor 18 Gen Poor
Max Dispersion Late 46 Gen Good 3 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 6 4 6
Max LVORI Late 2 6 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Southwest winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-190700-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (-1) 68-73 (0) 89-94
RH % (24h trend) 45-50 (+1) 87-92 (-3) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 NE 3 N 5
Mixing Hgt(ft-agl) 6110 240 6260
Vent Rate (mph-ft) 42770 720 31300
Max Dispersion Early 27 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 44 Gen Good 2 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 7 4 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Southwest
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
West winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ073-190700-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 88-93 (-1) 67-72 (0) 88-93
RH % (24h trend) 45-50 (+2) 92-97 (+1) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SW 3 N 5
Mixing Hgt(ft-agl) 5730 280 5530
Vent Rate (mph-ft) 34380 840 27650
Max Dispersion Early 26 Fair 3 Very Poor 16 Gen Poor
Max Dispersion Late 35 Fair 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.05
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 56 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-190700-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (-1) 68-73 (0) 90-95
RH % (24h trend) 47-52 (-1) 87-92 (-4) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 NE 3 N 5
Mixing Hgt(ft-agl) 5950 250 6240
Vent Rate (mph-ft) 47600 750 31200
Max Dispersion Early 28 Fair 4 Very Poor 17 Gen Poor
Max Dispersion Late 48 Gen Good 2 Very Poor 24 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 58 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 63 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. Light and variable wind.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ068-190700-
Loudon-
Including the cities of Lenoir City and Loudon
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (-1) 68-73 (0) 90-95
RH % (24h trend) 45-50 (-1) 90-95 (-3) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) NE 5 Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 E 3 NW 5
Mixing Hgt(ft-agl) 6310 250 5680
Vent Rate (mph-ft) 50480 750 28400
Max Dispersion Early 34 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 46 Gen Good 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 57 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 61 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-190700-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (0) 68-73 (0) 88-93
RH % (24h trend) 44-49 (+1) 90-95 (-1) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) NE 5 Lgt/Var
PM 20FT Wnd (mph) NE 6 NE 5 Lgt/Var
Transport Wnd (mph) N 9 SE 3 NW 5
Mixing Hgt(ft-agl) 5910 250 5390
Vent Rate (mph-ft) 53190 750 26950
Max Dispersion Early 31 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 44 Gen Good 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 57 percent. Northwest winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. East
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. East winds less
than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ086-190700-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (0) 67-72 (0) 88-93
RH % (24h trend) 44-49 (-1) 90-95 (-3) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 SE 3 W 5
Mixing Hgt(ft-agl) 6030 250 4820
Vent Rate (mph-ft) 48240 750 24100
Max Dispersion Early 32 Fair 4 Very Poor 17 Gen Poor
Max Dispersion Late 48 Gen Good 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 7 6 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. South winds less
than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 56 percent. Northwest winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 59 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 65 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ083-190700-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (0) 67-72 (-1) 89-94
RH % (24h trend) 47-52 (-5) 88-93 (-1) 49-54
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 NE 3 N 5
Mixing Hgt(ft-agl) 5730 140 5740
Vent Rate (mph-ft) 45840 420 28700
Max Dispersion Early 27 Fair 4 Very Poor 16 Gen Poor
Max Dispersion Late 46 Gen Good 3 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 6 5 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Light and variable
wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 62 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. North winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 75 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ084-190700-
Meigs-
Including the city of Big Spring
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 91-96 (0) 68-73 (0) 90-95
RH % (24h trend) 45-50 (-3) 92-97 (-2) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 E 3 N 5
Mixing Hgt(ft-agl) 5920 280 5840
Vent Rate (mph-ft) 47360 840 29200
Max Dispersion Early 29 Fair 4 Very Poor 13 Gen Poor
Max Dispersion Late 46 Gen Good 2 Very Poor 23 Fair
Category Day 3 1 2
Max LVORI Early 7 5 8
Max LVORI Late 2 8 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light and
variable wind.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 58 percent. West winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light
and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 61 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 66 percent.
Light and variable wind.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. Light and variable wind.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ085-190700-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 91-96 (0) 68-73 (+1) 90-95
RH % (24h trend) 43-48 (-2) 95-100 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 SE 3 W 5
Mixing Hgt(ft-agl) 6160 230 5250
Vent Rate (mph-ft) 49280 690 26250
Max Dispersion Early 32 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 45 Gen Good 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 7 6 8
Max LVORI Late 2 8 2
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. South winds less
than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 55 percent. West winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light
and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 59 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ099-190700-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (0) 69-74 (0) 89-94
RH % (24h trend) 45-50 (-5) 91-96 (+3) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 E 3 E 5
Mixing Hgt(ft-agl) 5760 170 5450
Vent Rate (mph-ft) 46080 510 27250
Max Dispersion Early 28 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 41 Gen Good 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 6 5 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 60 percent. West winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 75 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ100-190700-
Bradley-
Including the cities of Cleveland and Tasso
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (0) 68-73 (0) 89-94
RH % (24h trend) 43-48 (-4) 95-100 (+2) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 SE 3 S 5
Mixing Hgt(ft-agl) 6040 230 5060
Vent Rate (mph-ft) 48320 690 25300
Max Dispersion Early 28 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 46 Gen Good 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 8 6 8
Max LVORI Late 2 9 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. South winds
less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 57 percent. West winds less
than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 60 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ101-190700-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
200 AM EDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 90-95 (0) 67-72 (0) 87-92
RH % (24h trend) 43-48 (-2) 93-98 (+4) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 SE 5 SW 5
Mixing Hgt(ft-agl) 5900 320 4420
Vent Rate (mph-ft) 41300 1600 22100
Max Dispersion Early 24 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 41 Gen Good 3 Very Poor 18 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 6 7
Max LVORI Late 2 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.10
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Southeast winds
less than 10 mph.
.WEDNESDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 55 percent. Northwest winds
less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 58 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-190700-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
100 AM CDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (-1) 65-70 (-1) 87-92
RH % (24h trend) 49-54 (-4) 89-94 (0) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 9 E 6 NE 5
Mixing Hgt(ft-agl) 5560 5530
Vent Rate (mph-ft) 50040 0 27650
Max Dispersion Early 28 Fair 3 Very Poor 17 Gen Poor
Max Dispersion Late 47 Gen Good 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 74 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ081-190700-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
100 AM CDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (+1) 66-71 (0) 86-91
RH % (24h trend) 52-57 (-3) 90-95 (+2) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 9 NE 8 NE 5
Mixing Hgt(ft-agl) 5600 5380
Vent Rate (mph-ft) 50400 0 26900
Max Dispersion Early 30 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 41 Gen Good 2 Very Poor 22 Fair
Category Day 3 1 2
Max LVORI Early 7 5 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. South winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 77 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ098-190700-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
100 AM CDT Mon Aug 18 2025
Today Tonight Tue
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 88-93 (+1) 68-73 (0) 87-92
RH % (24h trend) 49-54 (-6) 88-93 (+3) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 E 5 NE 5
Mixing Hgt(ft-agl) 5720 20 5290
Vent Rate (mph-ft) 40040 100 26450
Max Dispersion Early 35 Fair 4 Very Poor 18 Gen Poor
Max Dispersion Late 40 Fair 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 4 6
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.03
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear. Lows around 70. Southeast winds
less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
West winds less than 10 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. North winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$