Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
321
FNUS54 KMRX 200542
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
142 AM EDT Wed Aug 20 2025
.DISCUSSION...
Scattered to numerous showers and storms are likely this afternoon
into the early evening. Heavy downpours and gusty winds are possible
within some storms. Hot and humid temperatures will continue with
highs reaching into the lower 90s. Later this week, rain chances
will continue but with less coverage. Temperatures will be closer to
normal.
VAZ001-210645-
Lee-
Including the city of Rose Hill
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-3) 63-68 (-2) 81-86
RH % (24h trend) 64-69 (+15) 95-100 (+1) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 8 N 7
Mixing Hgt(ft-agl) 3700 300 4210
Vent Rate (mph-ft) 22200 2400 29470
Max Dispersion Early 18 Gen Poor 5 Very Poor 20 Gen Poor
Max Dispersion Late 23 Fair 4 Very Poor 28 Fair
Category Day 2 1 2
Max LVORI Early 8 8 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.24 0.05 0.01
Precip Begin 11 AM Continuing 2 PM
Precip End Continuing 11 PM 8 PM
Chance of Thunder (%) 70 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. 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 mid 80s. Minimum RH 63 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 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 65 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
VAZ002-210645-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 79-84 (-4) 62-67 (-1) 76-81
RH % (24h trend) 69-74 (+15) 95-100 (+1) 66-71
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var N 5 N 6
Transport Wnd (mph) W 7 N 8 N 8
Mixing Hgt(ft-agl) 3600 130 3070
Vent Rate (mph-ft) 25200 1040 24560
Max Dispersion Early 20 Gen Poor 5 Very Poor 14 Gen Poor
Max Dispersion Late 21 Fair 4 Very Poor 24 Fair
Category Day 2 1 2
Max LVORI Early 9 9 9
Max LVORI Late 4 9 4
Precip Chance (%) 80 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 3 1 1
Precip Amount 0.32 0.06 0.01
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 1 AM 8 PM
Chance of Thunder (%) 70 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 72 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 70 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 70. Minimum RH 50 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.
$$
VAZ005-210645-
Scott VA-
Including the city of Hiltons
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-3) 64-69 (-1) 80-85
RH % (24h trend) 65-70 (+14) 95-100 (+2) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6
Transport Wnd (mph) W 6 N 8 N 8
Mixing Hgt(ft-agl) 3810 220 3810
Vent Rate (mph-ft) 22860 1760 30480
Max Dispersion Early 19 Gen Poor 4 Very Poor 21 Fair
Max Dispersion Late 19 Gen Poor 3 Very Poor 28 Fair
Category Day 2 1 3
Max LVORI Early 8 9 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 30 30
Precip Type Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.23 0.04 0.01
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 12 AM 8 PM
Chance of Thunder (%) 70 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 64 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 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 68 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
VAZ006-210645-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 80-85 (-3) 63-68 (0) 77-82
RH % (24h trend) 66-71 (+14) 95-100 (+4) 63-68
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6
Transport Wnd (mph) W 6 N 7 N 8
Mixing Hgt(ft-agl) 3680 210 3490
Vent Rate (mph-ft) 22080 1470 27920
Max Dispersion Early 18 Gen Poor 4 Very Poor 15 Gen Poor
Max Dispersion Late 18 Gen Poor 3 Very Poor 26 Fair
Category Day 2 1 3
Max LVORI Early 7 9 8
Max LVORI Late 4 9 4
Precip Chance (%) 80 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.21 0.12 0.02
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 70 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Northeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. 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 upper 70s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
49 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.
$$
VAZ008-210645-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 81-86 (-3) 63-68 (0) 78-83
RH % (24h trend) 67-72 (+12) 95-100 (+4) 64-69
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6
Transport Wnd (mph) W 6 N 6 N 7
Mixing Hgt(ft-agl) 3990 250 3720
Vent Rate (mph-ft) 23940 1500 26040
Max Dispersion Early 19 Gen Poor 4 Very Poor 17 Gen Poor
Max Dispersion Late 20 Gen Poor 3 Very Poor 24 Fair
Category Day 2 1 2
Max LVORI Early 7 8 8
Max LVORI Late 4 9 4
Precip Chance (%) 80 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.13 0.13 0.03
Precip Begin 12 PM Continuing 8 AM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 70 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 75 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 upper 70s. Minimum RH 75 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 53 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
51 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.
$$
TNZ018-210645-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 80-85 (-1) 61-66 (0) 78-83
RH % (24h trend) 59-64 (0) 95-100 (+3) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 6 N 7
Mixing Hgt(ft-agl) 4180 170 3160
Vent Rate (mph-ft) 25080 1020 22120
Max Dispersion Early 20 Gen Poor 4 Very Poor 14 Gen Poor
Max Dispersion Late 21 Fair 3 Very Poor 20 Gen Poor
Category Day 2 1 2
Max LVORI Early 8 8 8
Max LVORI Late 5 9 4
Precip Chance (%) 80 30 50
Precip Type Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.06 0.08 0.10
Precip Begin 12 PM Continuing 8 AM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 60 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly 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...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...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 54 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
51 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.
$$
TNZ047-210645-
Southeast Carter-
Including the city of Hampton
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 78-83 (-1) 61-66 (0) 76-81
RH % (24h trend) 59-64 (+1) 95-100 (+5) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 5 NW 6
Mixing Hgt(ft-agl) 4200 100 2920
Vent Rate (mph-ft) 25200 500 17520
Max Dispersion Early 22 Fair 3 Very Poor 13 Gen Poor
Max Dispersion Late 21 Fair 3 Very Poor 16 Gen Poor
Category Day 2 1 2
Max LVORI Early 7 7 8
Max LVORI Late 4 9 4
Precip Chance (%) 70 30 50
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.04 0.15 0.08
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 1 AM Continuing
Chance of Thunder (%) 60 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 76 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 showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 73 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 52 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 70. Minimum RH 50 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.
$$
TNZ045-210645-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 80-85 (0) 62-67 (0) 77-82
RH % (24h trend) 61-66 (+2) 95-100 (+4) 63-68
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 NE 5 N 6
Mixing Hgt(ft-agl) 4220 120 2990
Vent Rate (mph-ft) 25320 600 17940
Max Dispersion Early 21 Fair 4 Very Poor 15 Gen Poor
Max Dispersion Late 25 Fair 3 Very Poor 17 Gen Poor
Category Day 2 1 2
Max LVORI Early 7 8 8
Max LVORI Late 5 9 4
Precip Chance (%) 70 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.09 0.11 0.11
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 1 AM Continuing
Chance of Thunder (%) 60 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly 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...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 showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 53 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
51 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.
$$
TNZ043-210645-
Southeast Greene-
Including the city of Cedar Creek
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 81-86 (-1) 63-68 (-1) 77-82
RH % (24h trend) 57-62 (+2) 95-100 (+6) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) W 5 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 5 N 6
Mixing Hgt(ft-agl) 4010 3250
Vent Rate (mph-ft) 24060 0 19500
Max Dispersion Early 21 Fair 2 Very Poor 15 Gen Poor
Max Dispersion Late 24 Fair 2 Very Poor 18 Gen Poor
Category Day 2 1 2
Max LVORI Early 7 9 9
Max LVORI Late 4 9 4
Precip Chance (%) 70 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.05 0.19 0.06
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 60 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 66 percent. Southeast
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 showers likely and a chance of
thunderstorms. Highs in the upper 70s. 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 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 68 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
48 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.
$$
TNZ041-210645-
Cocke Smoky Mountains-
Including the city of Hartford
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Mcldy Pcldy
Temp (24h trend) 81-86 (0) 64-69 (-1) 78-83
RH % (24h trend) 55-60 (-2) 95-100 (+9) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 N 5 N 6
Mixing Hgt(ft-agl) 4280 180 3760
Vent Rate (mph-ft) 25680 900 22560
Max Dispersion Early 20 Gen Poor 5 Very Poor 17 Gen Poor
Max Dispersion Late 24 Fair 3 Very Poor 23 Fair
Category Day 2 1 2
Max LVORI Early 6 7 7
Max LVORI Late 4 8 4
Precip Chance (%) 70 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.10 0.25 0.08
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 60 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. Southeast
winds less than 10 mph.
.FRIDAY 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.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 69 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 upper 70s. Minimum RH 68 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
49 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.
$$
TNZ074-210645-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 77-82 (-1) 62-67 (-1) 75-80
RH % (24h trend) 60-65 (-2) 95-100 (+7) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) N 6 N 5 N 8
Mixing Hgt(ft-agl) 3510 2750
Vent Rate (mph-ft) 21060 0 22000
Max Dispersion Early 18 Gen Poor 3 Very Poor 11 Poor
Max Dispersion Late 19 Gen Poor 2 Very Poor 20 Gen Poor
Category Day 2 1 2
Max LVORI Early 7 7 8
Max LVORI Late 5 8 4
Precip Chance (%) 70 30 50
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.14 0.29 0.12
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 60 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 74 percent.
Southeast winds less than 10 mph.
.FRIDAY 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.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 74 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 mid 70s. Minimum RH 72 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
52 percent. Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
51 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.
$$
TNZ072-210645-
Blount Smoky Mountains-
Including the city of Cades Cove
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 82-87 (-1) 64-69 (-2) 79-84
RH % (24h trend) 60-65 (0) 95-100 (+8) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 NE 5 N 9
Mixing Hgt(ft-agl) 4250 190 3950
Vent Rate (mph-ft) 25500 950 35550
Max Dispersion Early 21 Fair 4 Very Poor 18 Gen Poor
Max Dispersion Late 23 Fair 3 Very Poor 30 Fair
Category Day 2 1 3
Max LVORI Early 7 7 8
Max LVORI Late 5 8 4
Precip Chance (%) 70 20 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.09 0.08 0.04
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. 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.
Northeast 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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 72 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. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 68 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. East winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
51 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.
$$
TNZ087-210645-
Southeast Monroe-
Including the cities of Citico and Coker Creek
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 82-87 (-1) 63-68 (-1) 80-85
RH % (24h trend) 57-62 (-4) 95-100 (+5) 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) NW 6 N 5 N 8
Mixing Hgt(ft-agl) 3940 80 3870
Vent Rate (mph-ft) 23640 400 30960
Max Dispersion Early 18 Gen Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 31 Fair
Category Day 2 1 3
Max LVORI Early 7 9 9
Max LVORI Late 5 9 4
Precip Chance (%) 70 0 30
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.10 0.00 0.04
Precip Begin 1 PM 2 PM
Precip End Continuing Continuing
Chance of Thunder (%) 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 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.
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 showers likely and a chance of
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 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 51 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ102-210645-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (0) 64-69 (0) 83-88
RH % (24h trend) 57-62 (-2) 95-100 (+2) 55-60
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 6
PM 20FT Wnd (mph) Lgt/Var N 5 N 7
Transport Wnd (mph) NW 5 NW 5 N 8
Mixing Hgt(ft-agl) 4500 170 4010
Vent Rate (mph-ft) 22500 850 32080
Max Dispersion Early 12 Poor 2 Very Poor 16 Gen Poor
Max Dispersion Late 22 Fair 2 Very Poor 31 Fair
Category Day 2 1 3
Max LVORI Early 8 8 9
Max LVORI Late 4 9 3
Precip Chance (%) 60 0 30
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.06 0.00 0.02
Precip Begin 2 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
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...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 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. Southeast
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.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
NCZ060-210645-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (+1) 63-68 (0) 81-86
RH % (24h trend) 57-62 (-6) 95-100 (+1) 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) NW 6 N 5 NW 6
Mixing Hgt(ft-agl) 4240 230 4050
Vent Rate (mph-ft) 25440 1150 24300
Max Dispersion Early 12 Poor 3 Very Poor 14 Gen Poor
Max Dispersion Late 22 Fair 2 Very Poor 26 Fair
Category Day 2 1 2
Max LVORI Early 9 8 8
Max LVORI Late 4 9 4
Precip Chance (%) 70 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.07 0.00 0.08
Precip Begin 1 PM 2 PM
Precip End Continuing Continuing
Chance of Thunder (%) 60 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 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.
Southeast 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 showers likely and a chance of
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. Southeast
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.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
NCZ061-210645-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 79-84 (+2) 61-66 (-1) 78-83
RH % (24h trend) 67-72 (-9) 95-100 (+1) 65-70
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NW 5
PM 20FT Wnd (mph) Lgt/Var N 6 Lgt/Var
Transport Wnd (mph) NW 6 N 6 W 5
Mixing Hgt(ft-agl) 3670 130 3730
Vent Rate (mph-ft) 22020 780 18650
Max Dispersion Early 14 Gen Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 19 Gen Poor 2 Very Poor 16 Gen Poor
Category Day 2 1 2
Max LVORI Early 9 8 9
Max LVORI Late 5 9 5
Precip Chance (%) 70 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.22 0.00 0.23
Precip Begin 1 PM 2 PM
Precip End Continuing Continuing
Chance of Thunder (%) 60 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 82 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of 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 84 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. East winds
less than 10 mph.
.SUNDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 73 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 56 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
53 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.
$$
TNZ015-210645-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (-3) 64-69 (-2) 82-87
RH % (24h trend) 64-69 (+16) 95-100 (+1) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 6 N 7
Mixing Hgt(ft-agl) 4140 200 4640
Vent Rate (mph-ft) 24840 1200 32480
Max Dispersion Early 21 Fair 4 Very Poor 20 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 26 Fair
Category Day 2 1 3
Max LVORI Early 8 8 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.18 0.01 0.01
Precip Begin 12 PM Continuing 2 PM
Precip End Continuing 11 PM 8 PM
Chance of Thunder (%) 70 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. 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.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 65 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. Light and
variable wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 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.
$$
TNZ016-210645-
Hawkins-
Including the city of Mooresburg
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (-3) 64-69 (-2) 82-87
RH % (24h trend) 65-70 (+14) 95-100 (+2) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 5 N 6
Mixing Hgt(ft-agl) 4810 220 4620
Vent Rate (mph-ft) 28860 1100 27720
Max Dispersion Early 20 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 24 Fair 2 Very Poor 24 Fair
Category Day 3 1 3
Max LVORI Early 8 9 9
Max LVORI Late 4 10 3
Precip Chance (%) 70 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.12 0.04 0.01
Precip Begin 12 PM Continuing 2 PM
Precip End Continuing 12 AM 8 PM
Chance of Thunder (%) 70 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 mid 80s. Minimum RH 61 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East 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 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.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
TNZ017-210645-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-3) 64-69 (-1) 81-86
RH % (24h trend) 64-69 (+12) 95-100 (+5) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) W 6 NE 6 N 7
Mixing Hgt(ft-agl) 4400 320 4070
Vent Rate (mph-ft) 26400 1920 28490
Max Dispersion Early 19 Gen Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 22 Fair 3 Very Poor 26 Fair
Category Day 3 1 2
Max LVORI Early 7 8 9
Max LVORI Late 4 9 3
Precip Chance (%) 70 30 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.11 0.08 0.01
Precip Begin 12 PM Continuing 2 PM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 70 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
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 65 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. East winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 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 71 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ046-210645-
Northwest Carter-
Including the city of Elizabethton
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 82-87 (-2) 63-68 (-1) 80-85
RH % (24h trend) 57-62 (+5) 95-100 (+7) 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) NW 6 N 5 N 7
Mixing Hgt(ft-agl) 4470 180 3240
Vent Rate (mph-ft) 26820 900 22680
Max Dispersion Early 20 Gen Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 20 Gen Poor
Category Day 3 1 2
Max LVORI Early 6 7 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 30 40
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.07 0.11 0.04
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 12 AM Continuing
Chance of Thunder (%) 60 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. 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 63 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 70 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 upper 70s. Minimum RH 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$
TNZ044-210645-
Washington TN-
Including the city of Johnson City
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 84-89 (-2) 64-69 (-1) 81-86
RH % (24h trend) 62-67 (+9) 95-100 (+6) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 3 N 6
Mixing Hgt(ft-agl) 4730 260 3940
Vent Rate (mph-ft) 28380 780 23640
Max Dispersion Early 20 Gen Poor 3 Very Poor 18 Gen Poor
Max Dispersion Late 26 Fair 3 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 7 7 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 30 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.05 0.15 0.02
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 1 AM Continuing
Chance of Thunder (%) 70 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East 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.
Lows in the mid 60s. Southeast winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
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 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ042-210645-
Northwest Greene-
Including the city of Greeneville
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 86-91 (-2) 65-70 (-1) 83-88
RH % (24h trend) 60-65 (+9) 95-100 (+5) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 5 N 6
Mixing Hgt(ft-agl) 4820 280 4280
Vent Rate (mph-ft) 28920 1400 25680
Max Dispersion Early 22 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 26 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 7 8 9
Max LVORI Late 4 10 3
Precip Chance (%) 70 30 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.06 0.16 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 1 AM Continuing
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
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 67 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 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 48 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ038-210645-
Grainger-
Including the city of Bean Station
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 66-71 (-2) 84-89
RH % (24h trend) 62-67 (+12) 95-100 (+3) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 6 N 7
Mixing Hgt(ft-agl) 4520 220 4640
Vent Rate (mph-ft) 27120 1320 32480
Max Dispersion Early 22 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 23 Fair 3 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 7 8 8
Max LVORI Late 4 8 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.10 0.10 0.00
Precip Begin 1 PM Continuing
Precip End Continuing 12 AM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. 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.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 66 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ039-210645-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 66-71 (-2) 84-89
RH % (24h trend) 63-68 (+11) 95-100 (+3) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 5 N 6
Mixing Hgt(ft-agl) 4760 230 4400
Vent Rate (mph-ft) 28560 1150 26400
Max Dispersion Early 24 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 24 Fair 2 Very Poor 21 Fair
Category Day 3 1 3
Max LVORI Early 8 9 9
Max LVORI Late 4 10 3
Precip Chance (%) 60 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.15 0.11 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 1 AM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 67 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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 65 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 48 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 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.
$$
TNZ040-210645-
Northwest Cocke-
Including the cities of Bybee and Newport
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 86-91 (-2) 66-71 (-2) 83-88
RH % (24h trend) 57-62 (+7) 95-100 (+8) 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) NW 6 NE 3 N 6
Mixing Hgt(ft-agl) 5000 260 4200
Vent Rate (mph-ft) 30000 780 25200
Max Dispersion Early 22 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 28 Fair 2 Very Poor 21 Fair
Category Day 3 1 2
Max LVORI Early 7 8 9
Max LVORI Late 4 9 3
Precip Chance (%) 60 30 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.08 0.23 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 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. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 46 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ070-210645-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 67-72 (-1) 84-89
RH % (24h trend) 60-65 (+8) 95-100 (+3) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 6 N 6
Mixing Hgt(ft-agl) 4890 270 4660
Vent Rate (mph-ft) 29340 1620 27960
Max Dispersion Early 23 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 25 Fair
Category Day 3 1 3
Max LVORI Early 8 8 9
Max LVORI Late 4 9 3
Precip Chance (%) 60 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.11 0.11 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
Northeast 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 66 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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 64 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 48 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ035-210645-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 84-89 (-4) 64-69 (-3) 81-86
RH % (24h trend) 66-71 (+16) 95-100 (+2) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 6
PM 20FT Wnd (mph) Lgt/Var N 7 N 5
Transport Wnd (mph) W 6 N 8 N 8
Mixing Hgt(ft-agl) 3450 260 4590
Vent Rate (mph-ft) 20700 2080 36720
Max Dispersion Early 16 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 17 Gen Poor 5 Very Poor 33 Fair
Category Day 2 1 3
Max LVORI Early 8 8 8
Max LVORI Late 4 8 3
Precip Chance (%) 70 0 0
Precip Type Tstms None None
Precip Duration 2
Precip Amount 0.28 0.00 0.00
Precip Begin 11 AM
Precip End Continuing
Chance of Thunder (%) 70 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
TNZ012-210645-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-5) 63-68 (-3) 80-85
RH % (24h trend) 67-72 (+18) 95-100 (+3) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var N 6 Lgt/Var
Transport Wnd (mph) NW 6 N 8 N 8
Mixing Hgt(ft-agl) 3500 300 4190
Vent Rate (mph-ft) 21000 2400 33520
Max Dispersion Early 16 Gen Poor 5 Very Poor 18 Gen Poor
Max Dispersion Late 23 Fair 5 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 8 8 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 0 0
Precip Type Tstms None None
Precip Duration 2
Precip Amount 0.12 0.00 0.00
Precip Begin 8 AM
Precip End Continuing
Chance of Thunder (%) 60 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 60s. Southeast
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...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 57 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$
TNZ013-210645-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 81-86 (-5) 64-69 (-3) 79-84
RH % (24h trend) 68-73 (+16) 95-100 (+4) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 6
PM 20FT Wnd (mph) Lgt/Var N 7 N 5
Transport Wnd (mph) W 6 N 8 N 8
Mixing Hgt(ft-agl) 3320 190 4240
Vent Rate (mph-ft) 19920 1520 33920
Max Dispersion Early 15 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 20 Gen Poor 5 Very Poor 33 Fair
Category Day 2 1 3
Max LVORI Early 8 7 7
Max LVORI Late 4 8 3
Precip Chance (%) 70 0 0
Precip Type Tstms None None
Precip Duration 2
Precip Amount 0.31 0.00 0.00
Precip Begin 8 AM
Precip End Continuing
Chance of Thunder (%) 70 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 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.
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 61 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
50 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.
$$
TNZ014-210645-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 84-89 (-4) 64-69 (-2) 82-87
RH % (24h trend) 63-68 (+14) 95-100 (+2) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 7 N 7 N 8
Mixing Hgt(ft-agl) 3810 230 4670
Vent Rate (mph-ft) 26670 1610 37360
Max Dispersion Early 16 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 24 Fair 5 Very Poor 33 Fair
Category Day 2 1 3
Max LVORI Early 8 8 7
Max LVORI Late 4 8 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 2 1
Precip Amount 0.24 0.05 0.00
Precip Begin 8 AM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North 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.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy. 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 66 percent. Light
and variable wind.
.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 61 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 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.
$$
TNZ037-210645-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (-4) 65-70 (-2) 83-88
RH % (24h trend) 62-67 (+13) 95-100 (+3) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 7 N 7
Mixing Hgt(ft-agl) 3900 280 4860
Vent Rate (mph-ft) 23400 1960 34020
Max Dispersion Early 19 Gen Poor 5 Very Poor 20 Gen Poor
Max Dispersion Late 20 Gen Poor 5 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 7 7 7
Max LVORI Late 4 8 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.16 0.06 0.00
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
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.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 66 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.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ036-210645-
Anderson-
Including the cities of Oak Ridge and Clinton
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-4) 65-70 (-3) 81-86
RH % (24h trend) 66-71 (+14) 95-100 (+4) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 7
PM 20FT Wnd (mph) Lgt/Var N 8 N 5
Transport Wnd (mph) W 6 N 7 N 8
Mixing Hgt(ft-agl) 3780 230 4760
Vent Rate (mph-ft) 22680 1610 38080
Max Dispersion Early 20 Gen Poor 5 Very Poor 20 Gen Poor
Max Dispersion Late 19 Gen Poor 5 Very Poor 35 Fair
Category Day 2 1 3
Max LVORI Early 7 6 6
Max LVORI Late 4 7 3
Precip Chance (%) 70 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.42 0.05 0.00
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 70 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 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 lower 80s. Minimum RH 61 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$
TNZ069-210645-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 86-91 (-3) 67-72 (-1) 84-89
RH % (24h trend) 60-65 (+11) 95-100 (+4) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 7 N 7
Mixing Hgt(ft-agl) 4620 320 5170
Vent Rate (mph-ft) 27720 2240 36190
Max Dispersion Early 21 Fair 4 Very Poor 21 Fair
Max Dispersion Late 27 Fair 4 Very Poor 34 Fair
Category Day 3 1 3
Max LVORI Early 7 7 7
Max LVORI Late 4 7 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.13 0.10 0.00
Precip Begin 8 AM Continuing
Precip End Continuing 12 AM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 66 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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 61 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ073-210645-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-1) 66-71 (-1) 84-89
RH % (24h trend) 55-60 (+5) 95-100 (+3) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 NE 5 N 7
Mixing Hgt(ft-agl) 4970 340 4550
Vent Rate (mph-ft) 29820 1700 31850
Max Dispersion Early 21 Fair 3 Very Poor 18 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 8 8 9
Max LVORI Late 3 9 3
Precip Chance (%) 60 20 30
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.09 0.14 0.02
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
Northeast 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 64 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ067-210645-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-3) 66-71 (-2) 85-90
RH % (24h trend) 63-68 (+12) 95-100 (+1) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 7 N 8
Mixing Hgt(ft-agl) 4340 350 5430
Vent Rate (mph-ft) 26040 2450 43440
Max Dispersion Early 19 Gen Poor 4 Very Poor 21 Fair
Max Dispersion Late 26 Fair 4 Very Poor 37 Fair
Category Day 2 1 3
Max LVORI Early 8 8 8
Max LVORI Late 4 9 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.24 0.01 0.00
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 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 upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ068-210645-
Loudon-
Including the cities of Lenoir City and Loudon
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-3) 67-72 (-1) 85-90
RH % (24h trend) 62-67 (+12) 95-100 (+2) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) W 6 N 5 N 8
Mixing Hgt(ft-agl) 4580 340 5300
Vent Rate (mph-ft) 27480 1700 42400
Max Dispersion Early 22 Fair 3 Very Poor 21 Fair
Max Dispersion Late 26 Fair 5 Very Poor 40 Fair
Category Day 3 1 3
Max LVORI Early 8 8 7
Max LVORI Late 4 8 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms None
Precip Duration 1 1
Precip Amount 0.10 0.01 0.00
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 60 20 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 62 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 66 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 upper 80s. Minimum RH 59 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ071-210645-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 67-72 (-1) 84-89
RH % (24h trend) 60-65 (+7) 95-100 (+3) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NE 6
PM 20FT Wnd (mph) NW 5 Lgt/Var N 8
Transport Wnd (mph) NW 6 N 5 N 8
Mixing Hgt(ft-agl) 4640 320 4900
Vent Rate (mph-ft) 27840 1600 39200
Max Dispersion Early 22 Fair 3 Very Poor 21 Fair
Max Dispersion Late 23 Fair 4 Very Poor 33 Fair
Category Day 3 1 3
Max LVORI Early 8 8 8
Max LVORI Late 4 8 3
Precip Chance (%) 60 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.09 0.07 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 1 AM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 64 percent.
North 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 67 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a 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 62 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 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.
$$
TNZ086-210645-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 66-71 (-1) 85-90
RH % (24h trend) 58-63 (+4) 95-100 (+1) 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) NW 6 N 5 N 8
Mixing Hgt(ft-agl) 4780 320 4960
Vent Rate (mph-ft) 28680 1600 39680
Max Dispersion Early 21 Fair 3 Very Poor 23 Fair
Max Dispersion Late 26 Fair 4 Very Poor 38 Fair
Category Day 3 1 3
Max LVORI Early 8 9 8
Max LVORI Late 4 9 3
Precip Chance (%) 60 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.05 0.03 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 11 PM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. 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 64 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
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 66 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. South
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.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 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.
$$
TNZ083-210645-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 86-91 (-3) 66-71 (-1) 84-89
RH % (24h trend) 65-70 (+9) 95-100 (+1) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 N 7 N 8
Mixing Hgt(ft-agl) 4030 200 5210
Vent Rate (mph-ft) 24180 1400 41680
Max Dispersion Early 18 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 22 Fair 5 Very Poor 38 Fair
Category Day 2 1 3
Max LVORI Early 9 8 7
Max LVORI Late 4 8 3
Precip Chance (%) 70 0 20
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.37 0.00 0.01
Precip Begin 12 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 60 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 67 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 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. 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.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 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.
$$
TNZ084-210645-
Meigs-
Including the city of Big Spring
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (-3) 67-72 (-1) 86-91
RH % (24h trend) 61-66 (+9) 95-100 (0) 55-60
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) W 6 N 6 N 8
Mixing Hgt(ft-agl) 4480 390 5360
Vent Rate (mph-ft) 26880 2340 42880
Max Dispersion Early 19 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 27 Fair 4 Very Poor 40 Fair
Category Day 3 1 3
Max LVORI Early 9 9 7
Max LVORI Late 4 9 3
Precip Chance (%) 60 20 0
Precip Type Tstms Tstms Tstms
Precip Duration 1 1
Precip Amount 0.15 0.03 0.00
Precip Begin 12 PM Continuing
Precip End Continuing 11 PM
Chance of Thunder (%) 60 20 10
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 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. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 47 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.
$$
TNZ085-210645-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (-2) 67-72 (0) 86-91
RH % (24h trend) 56-61 (+5) 95-100 (0) 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) W 6 NE 5 N 8
Mixing Hgt(ft-agl) 4750 330 5090
Vent Rate (mph-ft) 28500 1650 40720
Max Dispersion Early 19 Gen Poor 3 Very Poor 24 Fair
Max Dispersion Late 26 Fair 5 Very Poor 38 Fair
Category Day 3 1 3
Max LVORI Early 9 9 8
Max LVORI Late 3 9 3
Precip Chance (%) 60 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.07 0.04 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 11 PM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. 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.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 65 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 upper 80s. Minimum RH 57 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 46 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.
$$
TNZ099-210645-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-2) 67-72 (-1) 85-90
RH % (24h trend) 60-65 (+4) 95-100 (+2) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 5 N 6
Transport Wnd (mph) W 5 N 7 N 8
Mixing Hgt(ft-agl) 4420 230 5280
Vent Rate (mph-ft) 22100 1610 42240
Max Dispersion Early 15 Gen Poor 4 Very Poor 21 Fair
Max Dispersion Late 22 Fair 4 Very Poor 39 Fair
Category Day 2 1 3
Max LVORI Early 8 7 7
Max LVORI Late 4 8 3
Precip Chance (%) 60 0 20
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.21 0.00 0.01
Precip Begin 1 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 60 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 66 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 72 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 60 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 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.
$$
TNZ100-210645-
Bradley-
Including the cities of Cleveland and Tasso
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (-1) 67-72 (0) 86-91
RH % (24h trend) 57-62 (+3) 95-100 (0) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 NW 3 N 8
Mixing Hgt(ft-agl) 4890 320 5010
Vent Rate (mph-ft) 29340 960 40080
Max Dispersion Early 19 Gen Poor 3 Very Poor 26 Fair
Max Dispersion Late 24 Fair 5 Very Poor 38 Fair
Category Day 3 1 3
Max LVORI Early 9 9 8
Max LVORI Late 4 9 3
Precip Chance (%) 60 0 20
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.04 0.00 0.01
Precip Begin 1 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 60 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 68 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 upper 80s. Minimum RH 58 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 47 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 47 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.
$$
TNZ101-210645-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
142 AM EDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (-1) 66-71 (0) 85-90
RH % (24h trend) 55-60 (0) 95-100 (+1) 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) NW 6 NW 3 N 8
Mixing Hgt(ft-agl) 4670 320 4580
Vent Rate (mph-ft) 28020 960 36640
Max Dispersion Early 15 Gen Poor 3 Very Poor 22 Fair
Max Dispersion Late 25 Fair 4 Very Poor 33 Fair
Category Day 3 1 3
Max LVORI Early 8 8 8
Max LVORI Late 3 9 3
Precip Chance (%) 50 0 20
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.06 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 50 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 64 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
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 65 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 57 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 45 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 45 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.
$$
TNZ082-210645-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
1242 AM CDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 84-89 (-4) 64-69 (-2) 82-87
RH % (24h trend) 66-71 (+11) 95-100 (+1) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) NW 6 N 8 N 8
Mixing Hgt(ft-agl) 3440 30 4810
Vent Rate (mph-ft) 20640 240 38480
Max Dispersion Early 13 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 17 Gen Poor 3 Very Poor 35 Fair
Category Day 2 1 3
Max LVORI Early 9 8 8
Max LVORI Late 4 9 3
Precip Chance (%) 70 0 20
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.36 0.00 0.01
Precip Begin 12 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 60 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 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. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ081-210645-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
1242 AM CDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 84-89 (-2) 64-69 (-2) 81-86
RH % (24h trend) 68-73 (+10) 95-100 (+2) 60-65
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 5 N 5
Transport Wnd (mph) NW 6 N 8 N 8
Mixing Hgt(ft-agl) 3550 4730
Vent Rate (mph-ft) 21300 0 37840
Max Dispersion Early 13 Gen Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 17 Gen Poor 2 Very Poor 34 Fair
Category Day 2 1 3
Max LVORI Early 8 7 9
Max LVORI Late 5 9 3
Precip Chance (%) 70 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.40 0.05 0.01
Precip Begin 12 PM Continuing 2 PM
Precip End Continuing 10 PM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 74 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
51 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.
$$
TNZ098-210645-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
1242 AM CDT Wed Aug 20 2025
Today Tonight Thu
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (-2) 66-71 (-2) 82-87
RH % (24h trend) 62-67 (+5) 95-100 (+3) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 N 7 N 8
Mixing Hgt(ft-agl) 3980 90 4830
Vent Rate (mph-ft) 23880 630 38640
Max Dispersion Early 14 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 20 Gen Poor 3 Very Poor 34 Fair
Category Day 2 1 3
Max LVORI Early 8 7 7
Max LVORI Late 4 8 3
Precip Chance (%) 70 20 20
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.36 0.07 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 11 PM 8 PM
Chance of Thunder (%) 60 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Mostly 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...Mostly clear with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$