Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
690
FNUS51 KPBZ 161709
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
109 PM EDT Fri May 16 2025
.Discussion...
Shower and storm chances tonight through Saturday, combined with
high relative humidity will preclude fire weather concerns. Wind,
however, may gust up to 30 to 40 mph Saturday.
&&
OHZ039-170815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 40 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-5) 73 (-11) 52 72
RH % (24h trend) 92 (+10) 50 (-2) 77 49
20ft Wnd-Val/AM(mph) SW 11 G27 W 7 G17
20ft Wnd-Rdg/PM(mph) SW 6 W 14 G28 W 9 G24 W 8 G17
Precip Amount 0.07 0.01 0.00 0.00
Precip Duration 4 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1770 1660
Mixing Hgt(ft-agl/msl) 5820 5430
Transport Wnd (mph) W 36 W 20
Vent Rate (kt-ft) 180420 92310
Dispersion 5 4
ADI early 14 Gen Poor 148 Very Good39 Fair 104 Very Good
ADI late 19 Gen Poor 160 Very Good10 Poor 111 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 4 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-170815-
Carroll-
Including the cities of Carrollton and Malvern
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-4) 72 (-11) 52 69
RH % (24h trend) 91 (+7) 51 (0) 75 53
20ft Wnd-Val/AM(mph) SW 12 G27 W 9 G17
20ft Wnd-Rdg/PM(mph) SW 6 W 16 G28 W 10 G24 W 9 G18
Precip Amount 0.06 0.01 0.00 0.00
Precip Duration 4 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1750 1320
Mixing Hgt(ft-agl/msl) 5740 4320
Transport Wnd (mph) W 37 W 22
Vent Rate (kt-ft) 183680 82080
Dispersion 5 4
ADI early 13 Gen Poor 142 Very Good39 Fair 84 Good
ADI late 19 Gen Poor 159 Very Good15 Gen Poor 75 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-170815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-4) 73 (-11) 52 68
RH % (24h trend) 91 (+4) 52 (+2) 76 53
20ft Wnd-Val/AM(mph) SW 11 G26 W 9 G18
20ft Wnd-Rdg/PM(mph) S 5 W 15 G26 W 9 G23 NW 9 G18
Precip Amount 0.07 0.01 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1790 1220
Mixing Hgt(ft-agl/msl) 5860 4010
Transport Wnd (mph) W 37 W 23
Vent Rate (kt-ft) 187520 80200
Dispersion 5 4
ADI early 12 Poor 136 Very Good38 Fair 80 Good
ADI late 19 Gen Poor 121 Very Good19 Gen Poor 75 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-170815-
Coshocton-
Including the city of Coshocton
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 40 0 0
Chance of Thunder (%) 50 20 0 0
Temp (24h trend) 61 (-6) 73 (-10) 52 71
RH % (24h trend) 92 (+6) 51 (-4) 78 50
20ft Wnd-Val/AM(mph) SW 9 G26 W 6
20ft Wnd-Rdg/PM(mph) SW 5 W 13 G27 W 8 G23 W 7
Precip Amount 0.08 0.01 0.00 0.00
Precip Duration 3 1
Precip Begin 6 PM 8 AM
Precip End 6 AM 6 PM
Mixing Hgt(m-agl/msl) 1820 1690
Mixing Hgt(ft-agl/msl) 5960 5540
Transport Wnd (mph) W 37 W 20
Vent Rate (kt-ft) 190720 94180
Dispersion 5 4
ADI early 13 Gen Poor 140 Very Good38 Fair 92 Good
ADI late 19 Gen Poor 161 Very Good6 Very Poor 120 Very Good
Max LVORI early 4 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-170815-
Harrison-
Including the city of Cadiz
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 40 0 0
Chance of Thunder (%) 70 30 0 0
Temp (24h trend) 61 (-5) 74 (-10) 52 71
RH % (24h trend) 93 (+7) 48 (-4) 77 47
20ft Wnd-Val/AM(mph) SW 11 G28 W 8 G18
20ft Wnd-Rdg/PM(mph) SW 6 W 14 G31 W 9 G26 W 9 G19
Precip Amount 0.10 0.01 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1840 1680
Mixing Hgt(ft-agl/msl) 6040 5530
Transport Wnd (mph) SW 39 W 22
Vent Rate (kt-ft) 205360 105070
Dispersion 5 5
ADI early 14 Gen Poor 144 Very Good43 Gen Good 98 Good
ADI late 20 Gen Poor 172 Very Good15 Gen Poor 104 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-170815-
Jefferson OH-
Including the city of Steubenville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 70 30 0 0
Temp (24h trend) 61 (-4) 74 (-10) 53 71
RH % (24h trend) 90 (+4) 47 (-4) 74 46
20ft Wnd-Val/AM(mph) SW 11 G28 W 8 G18
20ft Wnd-Rdg/PM(mph) SW 6 W 15 G31 W 10 G26 W 9 G19
Precip Amount 0.07 0.01 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1860 1520
Mixing Hgt(ft-agl/msl) 6100 4980
Transport Wnd (mph) SW 39 W 22
Vent Rate (kt-ft) 207400 94620
Dispersion 5 4
ADI early 14 Gen Poor 135 Very Good40 Fair 90 Good
ADI late 19 Gen Poor 175 Very Good16 Gen Poor 91 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-170815-
Muskingum-
Including the city of Zanesville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 30 0 0
Chance of Thunder (%) 60 20 0 0
Temp (24h trend) 61 (-8) 73 (-10) 52 73
RH % (24h trend) 93 (+10) 49 (-6) 81 48
20ft Wnd-Val/AM(mph) SW 9 G28 W 5
20ft Wnd-Rdg/PM(mph) SW 6 W 14 G29 W 8 G25 W 7
Precip Amount 0.15 0.01 0.00 0.00
Precip Duration 3 1
Precip Begin 9 PM 9 AM
Precip End 6 AM 6 PM
Mixing Hgt(m-agl/msl) 1780 1720
Mixing Hgt(ft-agl/msl) 5840 5650
Transport Wnd (mph) W 38 W 21
Vent Rate (kt-ft) 192720 101700
Dispersion 5 4
ADI early 15 Gen Poor 153 Very Good40 Fair 90 Good
ADI late 19 Gen Poor 165 Very Good6 Very Poor 129 Very Good
Max LVORI early 4 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-170815-
Guernsey-
Including the city of Cambridge
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 30 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-8) 75 (-9) 53 73
RH % (24h trend) 94 (+9) 47 (-6) 80 45
20ft Wnd-Val/AM(mph) SW 9 G28 W 6 G17
20ft Wnd-Rdg/PM(mph) SW 5 W 13 G30 W 8 G25 W 7 G17
Precip Amount 0.16 0.01 0.00 0.00
Precip Duration 5 1
Precip Begin 6 PM Continuing
Precip End Continuing 5 PM
Mixing Hgt(m-agl/msl) 1920 1790
Mixing Hgt(ft-agl/msl) 6300 5870
Transport Wnd (mph) SW 39 W 22
Vent Rate (kt-ft) 214200 111530
Dispersion 5 5
ADI early 13 Gen Poor 150 Very Good41 Gen Good 102 Very Good
ADI late 16 Gen Poor 175 Very Good7 Poor 136 Very Good
Max LVORI early 4 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-170815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 40 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-8) 76 (-8) 53 73
RH % (24h trend) 94 (+8) 47 (-6) 79 44
20ft Wnd-Val/AM(mph) SW 10 G30 W 7 G18
20ft Wnd-Rdg/PM(mph) SW 6 W 15 G32 W 9 G27 W 8 G19
Precip Amount 0.14 0.00 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 2040 1770
Mixing Hgt(ft-agl/msl) 6680 5810
Transport Wnd (mph) W 41 W 23
Vent Rate (kt-ft) 240480 116200
Dispersion 5 5
ADI early 15 Gen Poor 137 Very Good40 Fair 105 Very Good
ADI late 19 Gen Poor 190 Very Good11 Poor 126 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-170815-
Noble-
Including the city of Caldwell
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 30 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-9) 76 (-8) 53 74
RH % (24h trend) 95 (+8) 49 (-7) 83 46
20ft Wnd-Val/AM(mph) SW 9 G28 W 6 G17
20ft Wnd-Rdg/PM(mph) SW 5 W 13 G30 W 8 G26 W 7 G17
Precip Amount 0.15 0.00 0.00 0.00
Precip Duration 5 1
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1970 1840
Mixing Hgt(ft-agl/msl) 6460 6030
Transport Wnd (mph) W 40 W 23
Vent Rate (kt-ft) 226100 120600
Dispersion 5 5
ADI early 14 Gen Poor 140 Very Good40 Fair 107 Very Good
ADI late 18 Gen Poor 180 Very Good7 Poor 148 Very Good
Max LVORI early 4 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-170815-
Monroe-
Including the city of Woodsfield
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 30 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 61 (-8) 77 (-7) 53 74
RH % (24h trend) 96 (+9) 48 (-7) 82 43
20ft Wnd-Val/AM(mph) SW 8 G29 W 5 G18
20ft Wnd-Rdg/PM(mph) SW 5 W 12 G32 W 7 G27 W 6 G19
Precip Amount 0.22 0.00 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 2140 1910
Mixing Hgt(ft-agl/msl) 7010 6260
Transport Wnd (mph) W 43 W 23
Vent Rate (kt-ft) 259370 125200
Dispersion 5 5
ADI early 12 Poor 129 Very Good37 Fair 111 Very Good
ADI late 18 Gen Poor 198 Very Good7 Poor 157 Very Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-170815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 70 20 0
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 60 (-4) 71 (-12) 51 64
RH % (24h trend) 98 (-1) 61 (+14) 85 61
20ft Wnd-Val/AM(mph) SW 10 G24 W 9 G18
20ft Wnd-Rdg/PM(mph) Lgt/Var W 14 G24 W 9 G22 W 10 G19
Precip Amount 0.11 0.06 0.00 0.00
Precip Duration 4 4 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 1560 850
Mixing Hgt(ft-agl/msl) 5100 2770
Transport Wnd (mph) SW 32 W 22
Vent Rate (kt-ft) 142800 52630
Dispersion 5 4
ADI early 8 Poor 102 Very Good32 Fair 48 Gen Good
ADI late 18 Gen Poor 99 Good 22 Fair 47 Gen Good
Max LVORI early 5 5 4 4
Max LVORI late 5 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-170815-
Venango-
Including the cities of Oil City and Franklin
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 80 80 30 10
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 59 (-4) 72 (-11) 50 63
RH % (24h trend) 98 (+1) 60 (+13) 89 63
20ft Wnd-Val/AM(mph) SW 8 G23 W 8 G19
20ft Wnd-Rdg/PM(mph) Lgt/Var W 12 G24 W 8 G22 W 9 G19
Precip Amount 0.11 0.09 0.01 0.01
Precip Duration 5 6 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Mixing Hgt(m-agl/msl) 1470 800
Mixing Hgt(ft-agl/msl) 4830 2630
Transport Wnd (mph) SW 32 W 22
Vent Rate (kt-ft) 135240 49970
Dispersion 5 4
ADI early 8 Poor 96 Good 32 Fair 49 Gen Good
ADI late 15 Gen Poor 94 Good 23 Fair 48 Gen Good
Max LVORI early 5 5 4 4
Max LVORI late 5 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-170815-
Forest-
Including the city of Tionesta
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 80 80 40 20
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 59 (-4) 71 (-12) 50 61
RH % (24h trend) 98 (+2) 57 (+12) 90 62
20ft Wnd-Val/AM(mph) SW 7 G23 W 7 G20
20ft Wnd-Rdg/PM(mph) Lgt/Var W 10 G24 W 7 G21 W 9 G20
Precip Amount 0.10 0.12 0.03 0.01
Precip Duration 4 8 2 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Mixing Hgt(m-agl/msl) 1520 810
Mixing Hgt(ft-agl/msl) 4990 2650
Transport Wnd (mph) SW 31 W 23
Vent Rate (kt-ft) 134730 53000
Dispersion 5 4
ADI early 8 Poor 107 Very Good32 Fair 60 Gen Good
ADI late 11 Poor 94 Good 23 Fair 61 Good
Max LVORI early 5 5 3 4
Max LVORI late 6 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-170815-
Lawrence-
Including the cities of New Castle and Ellwood City
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 60 0 0
Chance of Thunder (%) 60 40 0 0
Temp (24h trend) 60 (-5) 73 (-11) 51 68
RH % (24h trend) 97 (+2) 55 (+6) 81 55
20ft Wnd-Val/AM(mph) SW 9 G23 W 8 G17
20ft Wnd-Rdg/PM(mph) Lgt/Var W 14 G24 W 8 G22 W 9 G18
Precip Amount 0.11 0.03 0.00 0.00
Precip Duration 4 3
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1670 1020
Mixing Hgt(ft-agl/msl) 5470 3340
Transport Wnd (mph) W 36 W 22
Vent Rate (kt-ft) 169570 63460
Dispersion 5 4
ADI early 8 Poor 124 Very Good34 Fair 64 Good
ADI late 19 Gen Poor 112 Very Good20 Gen Poor 53 Gen Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-170815-
Butler-
Including the city of Butler
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 70 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 60 (-4) 73 (-11) 51 67
RH % (24h trend) 99 (+3) 57 (+5) 83 59
20ft Wnd-Val/AM(mph) SW 9 G24 W 8 G19
20ft Wnd-Rdg/PM(mph) Lgt/Var W 14 G27 W 8 G23 W 9 G19
Precip Amount 0.10 0.03 0.00 0.00
Precip Duration 4 4 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 1820 1050
Mixing Hgt(ft-agl/msl) 5990 3450
Transport Wnd (mph) SW 38 W 24
Vent Rate (kt-ft) 197670 72450
Dispersion 5 4
ADI early 9 Poor 115 Very Good39 Fair 64 Good
ADI late 14 Gen Poor 150 Very Good22 Fair 59 Gen Good
Max LVORI early 5 5 4 3
Max LVORI late 6 1 3 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-170815-
Clarion-
Including the city of Clarion
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 80 40 0
Chance of Thunder (%) 70 40 20 0
Temp (24h trend) 60 (-4) 72 (-11) 50 64
RH % (24h trend) 97 (+2) 56 (+7) 83 58
20ft Wnd-Val/AM(mph) SW 8 G24 W 8 G21
20ft Wnd-Rdg/PM(mph) Lgt/Var W 12 G26 W 7 G23 W 9 G21
Precip Amount 0.10 0.07 0.02 0.00
Precip Duration 4 5 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 6 AM
Mixing Hgt(m-agl/msl) 1620 940
Mixing Hgt(ft-agl/msl) 5320 3080
Transport Wnd (mph) SW 33 W 24
Vent Rate (kt-ft) 154280 64680
Dispersion 5 4
ADI early 9 Poor 107 Very Good36 Fair 58 Gen Good
ADI late 14 Gen Poor 138 Very Good23 Fair 55 Gen Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 3 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-170815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 80 80 40 20
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 61 (-2) 73 (-10) 51 64
RH % (24h trend) 92 (+1) 54 (+3) 80 58
20ft Wnd-Val/AM(mph) SW 9 G24 W 10 G21
20ft Wnd-Rdg/PM(mph) Lgt/Var W 13 G28 W 9 G24 W 11 G23
Precip Amount 0.10 0.07 0.02 0.01
Precip Duration 3 5 1 1
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 2 PM
Mixing Hgt(m-agl/msl) 1700 920
Mixing Hgt(ft-agl/msl) 5590 3010
Transport Wnd (mph) SW 35 W 25
Vent Rate (kt-ft) 167700 66220
Dispersion 5 4
ADI early 11 Poor 102 Very Good39 Fair 58 Gen Good
ADI late 13 Gen Poor 145 Very Good25 Fair 58 Gen Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-170815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 70 60 0 0
Chance of Thunder (%) 50 30 0 0
Temp (24h trend) 62 (-2) 74 (-11) 53 69
RH % (24h trend) 92 (+4) 50 (0) 76 50
20ft Wnd-Val/AM(mph) SW 9 G25 W 8 G18
20ft Wnd-Rdg/PM(mph) Lgt/Var W 14 G28 W 9 G24 W 9 G19
Precip Amount 0.06 0.02 0.00 0.00
Precip Duration 5 3
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1850 1260
Mixing Hgt(ft-agl/msl) 6070 4120
Transport Wnd (mph) W 38 W 23
Vent Rate (kt-ft) 200310 82400
Dispersion 5 4
ADI early 9 Poor 130 Very Good38 Fair 84 Good
ADI late 17 Gen Poor 159 Very Good16 Gen Poor 80 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-170815-
Allegheny-
Including the city of Pittsburgh Metro Area
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 50 30 0
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 62 (-4) 75 (-9) 54 70
RH % (24h trend) 93 (+5) 51 (-3) 77 50
20ft Wnd-Val/AM(mph) SW 11 G26 W 9 G19
20ft Wnd-Rdg/PM(mph) SW 6 W 17 G30 W 10 G25 W 11 G20
Precip Amount 0.08 0.02 0.00 0.00
Precip Duration 3 2 0
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Mixing Hgt(m-agl/msl) 2060 1380
Mixing Hgt(ft-agl/msl) 6760 4520
Transport Wnd (mph) SW 40 W 24
Vent Rate (kt-ft) 236600 94920
Dispersion 5 4
ADI early 13 Gen Poor 120 Very Good38 Fair 85 Good
ADI late 19 Gen Poor 182 Very Good21 Fair 80 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-170815-
Armstrong-
Including the cities of Kittanning and Ford City
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 70 40 0
Chance of Thunder (%) 70 40 20 0
Temp (24h trend) 60 (-5) 75 (-9) 51 68
RH % (24h trend) 98 (+3) 54 (0) 81 56
20ft Wnd-Val/AM(mph) SW 9 G25 W 9 G20
20ft Wnd-Rdg/PM(mph) Lgt/Var W 14 G28 W 9 G23 W 10 G21
Precip Amount 0.11 0.05 0.00 0.00
Precip Duration 4 4 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 1870 1100
Mixing Hgt(ft-agl/msl) 6130 3620
Transport Wnd (mph) SW 38 W 24
Vent Rate (kt-ft) 202290 76020
Dispersion 5 4
ADI early 11 Poor 108 Very Good36 Fair 65 Good
ADI late 14 Gen Poor 165 Very Good24 Fair 62 Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-170815-
Washington-
Including the cities of Washington and Canonsburg
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 60 40 0 0
Temp (24h trend) 61 (-6) 75 (-8) 53 70
RH % (24h trend) 92 (+5) 50 (-5) 77 49
20ft Wnd-Val/AM(mph) SW 11 G27 W 9 G20
20ft Wnd-Rdg/PM(mph) SW 7 W 17 G31 W 11 G26 W 11 G20
Precip Amount 0.12 0.02 0.00 0.00
Precip Duration 4 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 2120 1600
Mixing Hgt(ft-agl/msl) 6970 5250
Transport Wnd (mph) SW 43 W 24
Vent Rate (kt-ft) 257890 110250
Dispersion 5 5
ADI early 13 Gen Poor 125 Very Good38 Fair 94 Good
ADI late 17 Gen Poor 198 Very Good12 Poor 98 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-170815-
Greene-
Including the city of Waynesburg
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 60 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 61 (-7) 76 (-7) 53 71
RH % (24h trend) 94 (+5) 49 (-9) 78 48
20ft Wnd-Val/AM(mph) SW 10 G27 W 7 G18
20ft Wnd-Rdg/PM(mph) SW 6 W 14 G30 W 9 G25 W 9 G19
Precip Amount 0.14 0.02 0.00 0.00
Precip Duration 5 3 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2270 1830
Mixing Hgt(ft-agl/msl) 7440 5990
Transport Wnd (mph) SW 45 W 25
Vent Rate (kt-ft) 290160 131780
Dispersion 5 5
ADI early 13 Gen Poor 124 Very Good40 Fair 105 Very Good
ADI late 17 Gen Poor 200 Very Good11 Poor 112 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-170815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 60 30 0
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 61 (-6) 75 (-8) 53 69
RH % (24h trend) 96 (+5) 53 (-5) 79 54
20ft Wnd-Val/AM(mph) SW 12 G26 W 10 G21
20ft Wnd-Rdg/PM(mph) SW 6 W 18 G30 W 11 G26 W 12 G22
Precip Amount 0.13 0.03 0.00 0.00
Precip Duration 3 3 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2000 1350
Mixing Hgt(ft-agl/msl) 6580 4440
Transport Wnd (mph) SW 39 W 25
Vent Rate (kt-ft) 223720 97680
Dispersion 5 4
ADI early 17 Gen Poor 111 Very Good36 Fair 88 Good
ADI late 16 Gen Poor 177 Very Good18 Gen Poor 82 Good
Max LVORI early 5 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-170815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 80 60 30 20
Chance of Thunder (%) 50 30 20 0
Temp (24h trend) 60 (-5) 75 (-6) 51 67
RH % (24h trend) 91 (+1) 47 (-9) 79 52
20ft Wnd-Val/AM(mph) SW 10 G26 W 11 G24
20ft Wnd-Rdg/PM(mph) SW 5 G17 W 15 G30 W 11 G28 W 11 G24
Precip Amount 0.13 0.03 0.00 0.00
Precip Duration 3 3 1 0
Precip Begin 6 PM Continuing Continuing 2 PM
Precip End Continuing Continuing 2 AM 6 PM
Mixing Hgt(m-agl/msl) 2120 1300
Mixing Hgt(ft-agl/msl) 6960 4270
Transport Wnd (mph) W 41 W 28
Vent Rate (kt-ft) 250560 102480
Dispersion 5 4
ADI early 14 Gen Poor 108 Very Good41 Gen Good 79 Good
ADI late 15 Gen Poor 182 Very Good22 Fair 75 Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-170815-
Fayette-
Including the city of Uniontown
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 50 30 0
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 61 (-7) 76 (-7) 53 71
RH % (24h trend) 94 (+7) 50 (-8) 79 51
20ft Wnd-Val/AM(mph) SW 10 G24 W 8 G19
20ft Wnd-Rdg/PM(mph) SW 5 SW 15 G27 W 9 G24 W 10 G19
Precip Amount 0.14 0.02 0.00 0.00
Precip Duration 3 2 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2290 1760
Mixing Hgt(ft-agl/msl) 7500 5790
Transport Wnd (mph) W 43 W 25
Vent Rate (kt-ft) 277500 127380
Dispersion 5 5
ADI early 19 Gen Poor 114 Very Good36 Fair 98 Good
ADI late 17 Gen Poor 199 Very Good12 Poor 104 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-170815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 80 60 40 20
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 59 (-6) 74 (-6) 51 68
RH % (24h trend) 92 (+1) 50 (-10) 80 52
20ft Wnd-Val/AM(mph) SW 9 G25 W 8 G21
20ft Wnd-Rdg/PM(mph) Lgt/Var W 12 G28 W 9 G25 W 9 G22
Precip Amount 0.17 0.03 0.00 0.00
Precip Duration 4 2 1 0
Precip Begin 6 PM Continuing Continuing 2 PM
Precip End Continuing Continuing 2 AM 6 PM
Mixing Hgt(m-agl/msl) 2140 1600
Mixing Hgt(ft-agl/msl) 7030 5240
Transport Wnd (mph) W 41 W 28
Vent Rate (kt-ft) 253080 125760
Dispersion 5 5
ADI early 11 Poor 106 Very Good40 Fair 105 Very Good
ADI late 15 Gen Poor 190 Very Good17 Gen Poor 118 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-170815-
Indiana-
Including the city of Indiana
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 70 70 30 0
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 61 (-4) 76 (-7) 52 67
RH % (24h trend) 96 (+5) 53 (-3) 79 56
20ft Wnd-Val/AM(mph) SW 10 G24 W 10 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 15 G29 W 10 G26 W 11 G23
Precip Amount 0.11 0.04 0.00 0.00
Precip Duration 4 4 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 1910 1130
Mixing Hgt(ft-agl/msl) 6250 3720
Transport Wnd (mph) SW 37 W 26
Vent Rate (kt-ft) 200000 85560
Dispersion 5 4
ADI early 19 Gen Poor 105 Very Good37 Fair 66 Good
ADI late 14 Gen Poor 166 Very Good30 Fair 74 Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-170815-
Higher Elevations of Indiana-
Including the city of Armagh
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 70 70 40 10
Chance of Thunder (%) 50 40 20 0
Temp (24h trend) 61 (-4) 75 (-7) 52 66
RH % (24h trend) 93 (+3) 51 (-6) 78 55
20ft Wnd-Val/AM(mph) SW 9 G25 W 11 G23
20ft Wnd-Rdg/PM(mph) SW 5 W 14 G30 W 10 G27 W 11 G24
Precip Amount 0.11 0.03 0.00 0.00
Precip Duration 3 4 0 0
Precip Begin 6 PM Continuing Continuing 2 PM
Precip End Continuing Continuing 8 PM 6 PM
Mixing Hgt(m-agl/msl) 1970 1110
Mixing Hgt(ft-agl/msl) 6450 3650
Transport Wnd (mph) SW 38 W 26
Vent Rate (kt-ft) 212850 83950
Dispersion 5 4
ADI early 21 Fair 104 Very Good39 Fair 67 Good
ADI late 14 Gen Poor 171 Very Good28 Fair 70 Good
Max LVORI early 4 5 3 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-170815-
Hancock-
Including the city of Weirton
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 62 (-3) 74 (-10) 54 70
RH % (24h trend) 89 (+4) 48 (-2) 71 48
20ft Wnd-Val/AM(mph) SW 9 G25 W 8 G18
20ft Wnd-Rdg/PM(mph) S 5 W 14 G28 W 9 G24 W 9 G19
Precip Amount 0.03 0.01 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 1880 1380
Mixing Hgt(ft-agl/msl) 6180 4540
Transport Wnd (mph) SW 38 W 23
Vent Rate (kt-ft) 203940 90800
Dispersion 5 4
ADI early 12 Poor 130 Very Good39 Fair 93 Good
ADI late 15 Gen Poor 169 Very Good16 Gen Poor 83 Good
Max LVORI early 4 4 2 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-170815-
Brooke-
Including the cities of Follansbee and Wellsburg
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None None
Chance Precip (%) 80 50 0 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 62 (-5) 76 (-8) 55 71
RH % (24h trend) 89 (+5) 47 (-5) 73 46
20ft Wnd-Val/AM(mph) SW 10 G27 W 8 G18
20ft Wnd-Rdg/PM(mph) SW 6 W 15 G30 W 10 G26 W 9 G19
Precip Amount 0.13 0.01 0.00 0.00
Precip Duration 4 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 2060 1580
Mixing Hgt(ft-agl/msl) 6750 5190
Transport Wnd (mph) SW 41 W 23
Vent Rate (kt-ft) 243000 103800
Dispersion 5 4
ADI early 14 Gen Poor 128 Very Good40 Fair 93 Good
ADI late 18 Gen Poor 191 Very Good14 Gen Poor 95 Good
Max LVORI early 4 4 2 3
Max LVORI late 5 1 3 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-170815-
Ohio-
Including the city of Wheeling
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Showers None
Chance Precip (%) 80 40 30 0
Chance of Thunder (%) 60 30 0 0
Temp (24h trend) 62 (-6) 76 (-8) 54 71
RH % (24h trend) 91 (+5) 48 (-6) 77 46
20ft Wnd-Val/AM(mph) SW 11 G28 W 8 G19
20ft Wnd-Rdg/PM(mph) SW 6 W 16 G30 W 10 G26 W 9 G19
Precip Amount 0.14 0.00 0.00 0.00
Precip Duration 4 2 0
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Mixing Hgt(m-agl/msl) 2060 1710
Mixing Hgt(ft-agl/msl) 6770 5610
Transport Wnd (mph) SW 43 W 24
Vent Rate (kt-ft) 250490 117810
Dispersion 5 5
ADI early 14 Gen Poor 127 Very Good40 Fair 93 Good
ADI late 18 Gen Poor 199 Very Good11 Poor 101 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-170815-
Marshall-
Including the city of Moundsville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 40 20 0
Chance of Thunder (%) 60 30 20 0
Temp (24h trend) 62 (-7) 77 (-6) 54 73
RH % (24h trend) 92 (+7) 50 (-8) 77 47
20ft Wnd-Val/AM(mph) SW 9 G28 W 7 G18
20ft Wnd-Rdg/PM(mph) SW 5 W 14 G31 W 9 G26 W 8 G19
Precip Amount 0.17 0.00 0.00 0.00
Precip Duration 4 2 0
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Mixing Hgt(m-agl/msl) 2250 1840
Mixing Hgt(ft-agl/msl) 7370 6030
Transport Wnd (mph) SW 45 W 24
Vent Rate (kt-ft) 287430 126630
Dispersion 5 5
ADI early 13 Gen Poor 129 Very Good39 Fair 119 Very Good
ADI late 16 Gen Poor 200 Very Good11 Poor 157 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-170815-
Wetzel-
Including the city of New Martinsville
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms None None
Chance Precip (%) 80 60 0 0
Chance of Thunder (%) 60 40 0 0
Temp (24h trend) 61 (-8) 76 (-7) 54 72
RH % (24h trend) 92 (+6) 49 (-9) 79 46
20ft Wnd-Val/AM(mph) SW 8 G28 W 5 G18
20ft Wnd-Rdg/PM(mph) Lgt/Var W 12 G31 W 8 G26 W 6 G19
Precip Amount 0.22 0.01 0.00 0.00
Precip Duration 5 2
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 2300 1920
Mixing Hgt(ft-agl/msl) 7530 6290
Transport Wnd (mph) W 45 W 25
Vent Rate (kt-ft) 293670 138380
Dispersion 5 5
ADI early 9 Poor 127 Very Good39 Fair 118 Very Good
ADI late 16 Gen Poor 200 Very Good9 Poor 169 Very Good
Max LVORI early 5 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-170815-
Marion-
Including the city of Fairmont
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 70 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 61 (-7) 77 (-6) 54 72
RH % (24h trend) 93 (0) 48 (-11) 79 48
20ft Wnd-Val/AM(mph) SW 9 G27 W 6 G17
20ft Wnd-Rdg/PM(mph) SW 5 W 14 G31 W 9 G26 W 8 G19
Precip Amount 0.24 0.02 0.00 0.00
Precip Duration 5 2 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2400 1960
Mixing Hgt(ft-agl/msl) 7860 6430
Transport Wnd (mph) W 44 W 26
Vent Rate (kt-ft) 298680 147890
Dispersion 5 5
ADI early 25 Fair 120 Very Good40 Fair 124 Very Good
ADI late 17 Gen Poor 200 Very Good11 Poor 179 Very Good
Max LVORI early 5 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-170815-
Monongalia-
Including the city of Morgantown
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 70 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 61 (-7) 77 (-6) 54 72
RH % (24h trend) 93 (+5) 48 (-11) 79 48
20ft Wnd-Val/AM(mph) SW 9 G26 W 7 G18
20ft Wnd-Rdg/PM(mph) SW 5 SW 13 G30 W 9 G25 W 8 G19
Precip Amount 0.21 0.02 0.00 0.00
Precip Duration 5 3 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2320 1900
Mixing Hgt(ft-agl/msl) 7630 6240
Transport Wnd (mph) W 44 W 25
Vent Rate (kt-ft) 289940 137280
Dispersion 5 5
ADI early 13 Gen Poor 119 Very Good40 Fair 124 Very Good
ADI late 17 Gen Poor 200 Very Good11 Poor 163 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-170815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 60 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 59 (-7) 74 (-5) 52 68
RH % (24h trend) 95 (+4) 51 (-10) 82 51
20ft Wnd-Val/AM(mph) SW 9 G24 W 8 G19
20ft Wnd-Rdg/PM(mph) SW 5 W 12 G29 W 9 G24 W 9 G20
Precip Amount 0.27 0.03 0.00 0.00
Precip Duration 5 2 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2250 1740
Mixing Hgt(ft-agl/msl) 7370 5720
Transport Wnd (mph) W 44 W 28
Vent Rate (kt-ft) 280060 137280
Dispersion 5 5
ADI early 20 Gen Poor 112 Very Good40 Fair 98 Good
ADI late 18 Gen Poor 200 Very Good15 Gen Poor 123 Very Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-170815-
Preston-
Including the cities of Kingwood and Bruceton Mills
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 60 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 59 (-6) 76 (-4) 51 69
RH % (24h trend) 95 (+3) 49 (-11) 83 49
20ft Wnd-Val/AM(mph) SW 8 G23 W 7 G20
20ft Wnd-Rdg/PM(mph) Lgt/Var W 12 G28 W 8 G24 W 9 G20
Precip Amount 0.28 0.03 0.00 0.00
Precip Duration 4 2 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2330 1850
Mixing Hgt(ft-agl/msl) 7630 6070
Transport Wnd (mph) W 44 W 29
Vent Rate (kt-ft) 289940 151750
Dispersion 5 5
ADI early 14 Gen Poor 113 Very Good40 Fair 106 Very Good
ADI late 15 Gen Poor 199 Very Good17 Gen Poor 129 Very Good
Max LVORI early 5 5 3 3
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-170815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 50 30 0
Chance of Thunder (%) 60 40 20 0
Temp (24h trend) 58 (-6) 74 (-5) 50 68
RH % (24h trend) 94 (-1) 49 (-11) 84 49
20ft Wnd-Val/AM(mph) SW 10 G27 W 10 G24
20ft Wnd-Rdg/PM(mph) SW 6 W 14 G30 W 11 G28 W 10 G24
Precip Amount 0.31 0.04 0.00 0.00
Precip Duration 4 2 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2180 1690
Mixing Hgt(ft-agl/msl) 7150 5560
Transport Wnd (mph) W 45 W 31
Vent Rate (kt-ft) 278850 150120
Dispersion 5 5
ADI early 20 Gen Poor 114 Very Good43 Gen Good 92 Good
ADI late 19 Gen Poor 200 Very Good22 Fair 138 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 4 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-170815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 40 30 0
Chance of Thunder (%) 60 30 20 0
Temp (24h trend) 58 (-7) 76 (-4) 50 69
RH % (24h trend) 95 (-2) 45 (-11) 86 48
20ft Wnd-Val/AM(mph) SW 9 G28 W 10 G23
20ft Wnd-Rdg/PM(mph) SW 5 G17 W 14 G32 W 11 G28 W 11 G24
Precip Amount 0.28 0.04 0.01 0.00
Precip Duration 4 1 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2270 1740
Mixing Hgt(ft-agl/msl) 7460 5720
Transport Wnd (mph) W 44 W 31
Vent Rate (kt-ft) 283480 154440
Dispersion 5 5
ADI early 15 Gen Poor 117 Very Good45 Gen Good 103 Very Good
ADI late 17 Gen Poor 200 Very Good25 Fair 137 Very Good
Max LVORI early 4 4 3 4
Max LVORI late 5 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-170815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
109 PM EDT Fri May 16 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 40 30 0
Chance of Thunder (%) 50 30 20 0
Temp (24h trend) 55 (-7) 73 (-3) 47 66
RH % (24h trend) 93 (-7) 47 (-14) 87 52
20ft Wnd-Val/AM(mph) W 11 G38 W 12 G35
20ft Wnd-Rdg/PM(mph) SW 7 G22 W 15 G42 W 13 G40 W 12 G34
Precip Amount 0.28 0.02 0.01 0.00
Precip Duration 4 1 1
Precip Begin 6 PM Continuing Continuing
Precip End Continuing Continuing 2 AM
Mixing Hgt(m-agl/msl) 2070 1630
Mixing Hgt(ft-agl/msl) 6780 5350
Transport Wnd (mph) W 48 W 35
Vent Rate (kt-ft) 284760 160500
Dispersion 5 5
ADI early 26 Fair 127 Very Good59 Gen Good 92 Good
ADI late 23 Fair 200 Very Good34 Fair 146 Very Good
Max LVORI early 4 4 3 3
Max LVORI late 4 1 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY...Partly cloudy. Lows in the upper 40s. Highs in the
upper 60s. North winds around 5 mph.
.TUESDAY...Partly cloudy. A chance of showers. Lows in the mid
40s. Highs in the mid 60s. North winds around 5 mph.
.WEDNESDAY...Showers. Lows in the upper 40s. Highs in the mid
60s. East winds 10 to 15 mph.
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the upper 40s. Highs around 60. West winds
10 to 15 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the mid
40s. Highs in the lower 60s. West winds 10 to 15 mph.
$$