Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
641
FNUS51 KPBZ 191738
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1238 PM EST Wed Nov 19 2025
.DISCUSSION...
Dry weather remains through Thursday with building high pressure.
Light northerly wind is expected Wednesday becoming more easterly
on Thursday. MinRH values will hold above 50% through week`s end.
Passing low pressure returns areawide rainfall chances on Friday
with highest amounts south of Pittsburgh.
OHZ039-200915-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (0) 51 (+2) 40 55
RH % (24h trend) 100 (0) 72 (+4) 100 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.35
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 230
Mixing Hgt(ft-agl/msl) 1710 760
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 10850 21650
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 5
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 9 Poor
Max ADI Late 3 Very Poor 10 Poor 3 Very Poor 8 Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-200915-
Carroll-
Including the cities of Carrollton and Malvern
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 32 (-1) 50 (+2) 39 53
RH % (24h trend) 100 (+2) 74 (+5) 100 84
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.32
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 550 240
Mixing Hgt(ft-agl/msl) 1820 800
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 10890 21400
Category Day 1 1
Inversion 6pm 43F/11am 5pm Continuing
Dispersion 4 5
Max ADI Early 3 Very Poor 5 Very Poor 4 Very Poor 10 Poor
Max ADI Late 2 Very Poor 9 Poor 4 Very Poor 9 Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 9 4 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-200915-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 30 (-2) 50 (+3) 39 53
RH % (24h trend) 99 (+3) 73 (+3) 99 85
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.24
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 560 310
Mixing Hgt(ft-agl/msl) 1840 1030
Transport Wnd (mph) SW 6 SW 7
Vent Rate (kt-ft) 11580 27050
Category Day 1 1
Inversion 6pm 43F/11am 5pm Continuing
Dispersion 4 5
Max ADI Early 3 Very Poor 6 Very Poor 4 Very Poor 12 Poor
Max ADI Late 2 Very Poor 12 Poor 4 Very Poor 10 Poor
Max LVORI Early 7 9 8 9
Max LVORI Late 10 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-200915-
Coshocton-
Including the city of Coshocton
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 34 (0) 51 (+1) 40 55
RH % (24h trend) 100 (0) 72 (+3) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02 0.39
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 540 290
Mixing Hgt(ft-agl/msl) 1780 940
Transport Wnd (mph) SW 5 W 7
Vent Rate (kt-ft) 13160 11310
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 6 Very Poor 3 Very Poor 6 Very Poor
Max ADI Late 3 Very Poor 10 Poor 3 Very Poor 8 Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 9 4 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-200915-
Harrison-
Including the city of Cadiz
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (-1) 51 (+1) 40 55
RH % (24h trend) 100 (+1) 71 (+5) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.35
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 200
Mixing Hgt(ft-agl/msl) 1710 660
Transport Wnd (mph) SW 5 SW 8
Vent Rate (kt-ft) 9490 8520
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 9 Poor
Max ADI Late 3 Very Poor 9 Poor 3 Very Poor 8 Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-200915-
Jefferson OH-
Including the city of Steubenville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (-1) 50 (+1) 40 54
RH % (24h trend) 99 (+1) 71 (+4) 99 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.32
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 540 240
Mixing Hgt(ft-agl/msl) 1780 790
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 10010 19790
Category Day 1 1
Inversion 6pm 44F/11am 5pm Continuing
Dispersion 4 5
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 9 Poor
Max ADI Late 3 Very Poor 9 Poor 3 Very Poor 8 Poor
Max LVORI Early 6 9 8 9
Max LVORI Late 8 4 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-200915-
Muskingum-
Including the city of Zanesville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 36 (+1) 52 (+2) 41 56
RH % (24h trend) 100 (+1) 72 (+1) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03 0.40
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 600 200
Mixing Hgt(ft-agl/msl) 1970 660
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 14930 10850
Category Day 1 1
Inversion 6pm 47F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 4 Very Poor 2 Very Poor 6 Very Poor
Max ADI Late 3 Very Poor 12 Poor 3 Very Poor 5 Very Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 10 4 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-200915-
Guernsey-
Including the city of Cambridge
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 35 (+1) 52 (+1) 41 56
RH % (24h trend) 100 (0) 70 (+3) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02 0.36
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 550 200
Mixing Hgt(ft-agl/msl) 1810 650
Transport Wnd (mph) SW 5 S 8
Vent Rate (kt-ft) 12320 4380
Category Day 1 1
Inversion 6pm 49F/12pm 5pm Continuing
Dispersion 4 3
Max ADI Early 3 Very Poor 4 Very Poor 3 Very Poor 6 Very Poor
Max ADI Late 3 Very Poor 12 Poor 3 Very Poor 8 Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-200915-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 35 (-1) 52 (+3) 41 57
RH % (24h trend) 100 (+1) 71 (0) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02 0.32
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 510 200
Mixing Hgt(ft-agl/msl) 1680 650
Transport Wnd (mph) SW 5 S 8
Vent Rate (kt-ft) 9840 7150
Category Day 1 1
Inversion 6pm 46F/11am 5pm Continuing
Dispersion 4 3
Max ADI Early 3 Very Poor 4 Very Poor 3 Very Poor 6 Very Poor
Max ADI Late 3 Very Poor 9 Poor 3 Very Poor 8 Poor
Max LVORI Early 8 9 9 8
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-200915-
Noble-
Including the city of Caldwell
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 36 (0) 53 (+2) 41 57
RH % (24h trend) 100 (0) 72 (0) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03 0.37
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 560 170
Mixing Hgt(ft-agl/msl) 1830 550
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 12780 8810
Category Day 1 1
Inversion 6pm 48F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 6 Very Poor
Max ADI Late 2 Very Poor 11 Poor 3 Very Poor 8 Poor
Max LVORI Early 9 9 10 8
Max LVORI Late 10 4 10 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-200915-
Monroe-
Including the city of Woodsfield
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 37 (0) 53 (+3) 42 57
RH % (24h trend) 100 (0) 71 (-3) 100 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02 0.35
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 550 190
Mixing Hgt(ft-agl/msl) 1810 630
Transport Wnd (mph) SW 5 S 8
Vent Rate (kt-ft) 15080 9190
Category Day 1 1
Inversion 6pm 48F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 5 Very Poor
Max ADI Late 3 Very Poor 11 Poor 3 Very Poor 8 Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 10 4 10 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-200915-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 27 (-2) 49 (+3) 36 52
RH % (24h trend) 100 (+2) 68 (+4) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00 0.11
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 590 560
Mixing Hgt(ft-agl/msl) 1950 1830
Transport Wnd (mph) SW 6 SW 10
Vent Rate (kt-ft) 13830 27700
Category Day 1 2
Inversion 6pm 43F/11am 5pm 46F/10am
Dispersion 4 5
Max ADI Early 3 Very Poor 10 Poor 4 Very Poor 17 Gen Poor
Max ADI Late 2 Very Poor 11 Poor 5 Very Poor 20 Gen Poor
Max LVORI Early 8 9 9 8
Max LVORI Late 10 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-200915-
Venango-
Including the cities of Oil City and Franklin
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 27 (-2) 49 (+3) 36 52
RH % (24h trend) 100 (+4) 69 (+5) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.08
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 650 570
Mixing Hgt(ft-agl/msl) 2120 1880
Transport Wnd (mph) SW 6 SW 12
Vent Rate (kt-ft) 16720 22960
Category Day 1 2
Inversion 6pm 38F/10am 5pm 45F/10am
Dispersion 5 5
Max ADI Early 3 Very Poor 11 Poor 3 Very Poor 18 Gen Poor
Max ADI Late 2 Very Poor 14 Gen Poor 4 Very Poor 21 Fair
Max LVORI Early 8 9 9 8
Max LVORI Late 10 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-200915-
Forest-
Including the city of Tionesta
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 26 (-4) 49 (+4) 35 51
RH % (24h trend) 100 (+5) 66 (+7) 100 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.06
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 680 560
Mixing Hgt(ft-agl/msl) 2230 1830
Transport Wnd (mph) SW 7 SW 13
Vent Rate (kt-ft) 18230 26380
Category Day 2 2
Inversion 6pm 38F/10am 5pm 44F/10am
Dispersion 5 5
Max ADI Early 3 Very Poor 13 Gen Poor 3 Very Poor 18 Gen Poor
Max ADI Late 2 Very Poor 17 Gen Poor 4 Very Poor 21 Fair
Max LVORI Early 8 9 9 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-200915-
Lawrence-
Including the cities of New Castle and Ellwood City
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 27 (-3) 50 (+2) 36 53
RH % (24h trend) 100 (+1) 69 (+3) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.19
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 600 400
Mixing Hgt(ft-agl/msl) 1960 1310
Transport Wnd (mph) SW 5 SW 9
Vent Rate (kt-ft) 12290 25950
Category Day 1 1
Inversion 6pm 43F/11am 5pm 47F/10am
Dispersion 4 5
Max ADI Early 3 Very Poor 6 Very Poor 3 Very Poor 15 Gen Poor
Max ADI Late 2 Very Poor 11 Poor 4 Very Poor 14 Gen Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-200915-
Butler-
Including the city of Butler
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 28 (-2) 50 (+2) 36 53
RH % (24h trend) 100 (0) 73 (+4) 100 85
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.19
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 570 420
Mixing Hgt(ft-agl/msl) 1880 1380
Transport Wnd (mph) SW 5 SW 8
Vent Rate (kt-ft) 9430 20800
Category Day 1 1
Inversion 6pm 43F/11am 5pm 48F/11am
Dispersion 4 5
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 13 Gen Poor
Max ADI Late 2 Very Poor 10 Poor 4 Very Poor 13 Gen Poor
Max LVORI Early 10 9 9 9
Max LVORI Late 10 5 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-200915-
Clarion-
Including the city of Clarion
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 20 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 27 (-3) 49 (+3) 37 52
RH % (24h trend) 100 (+3) 70 (+6) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.11
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 630 480
Mixing Hgt(ft-agl/msl) 2060 1580
Transport Wnd (mph) SW 5 SW 10
Vent Rate (kt-ft) 11530 23070
Category Day 1 2
Inversion 6pm 42F/11am 5pm 45F/10am
Dispersion 4 5
Max ADI Early 2 Very Poor 8 Poor 3 Very Poor 16 Gen Poor
Max ADI Late 2 Very Poor 11 Poor 4 Very Poor 17 Gen Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 10 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-200915-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 40
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 27 (-4) 48 (+4) 37 52
RH % (24h trend) 98 (+2) 70 (+2) 99 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00 0.12
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 610 520
Mixing Hgt(ft-agl/msl) 1990 1720
Transport Wnd (mph) SW 5 SW 12
Vent Rate (kt-ft) 13040 19910
Category Day 1 2
Inversion 6pm 42F/11am 4pm 45F/10am
Dispersion 4 5
Max ADI Early 2 Very Poor 8 Poor 3 Very Poor 16 Gen Poor
Max ADI Late 2 Very Poor 11 Poor 4 Very Poor 19 Gen Poor
Max LVORI Early 6 8 8 8
Max LVORI Late 8 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-200915-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 30 (-2) 50 (+2) 39 53
RH % (24h trend) 100 (+3) 71 (+2) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.24
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 600 310
Mixing Hgt(ft-agl/msl) 1960 1020
Transport Wnd (mph) S 5 SW 9
Vent Rate (kt-ft) 8620 8230
Category Day 1 1
Inversion 6pm 43F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 9 Poor
Max ADI Late 2 Very Poor 11 Poor 3 Very Poor 9 Poor
Max LVORI Early 7 9 8 9
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-200915-
Allegheny-
Including the city of Pittsburgh Metro Area
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 31 (-3) 50 (+3) 40 55
RH % (24h trend) 100 (+3) 75 (-1) 100 84
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.26
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 530 260
Mixing Hgt(ft-agl/msl) 1750 870
Transport Wnd (mph) S 5 S 8
Vent Rate (kt-ft) 8480 9140
Category Day 1 1
Inversion 6pm 44F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 4 Very Poor 3 Very Poor 9 Poor
Max ADI Late 2 Very Poor 9 Poor 3 Very Poor 8 Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 4 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-200915-
Armstrong-
Including the cities of Kittanning and Ford City
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 50
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 28 (-4) 50 (+5) 38 54
RH % (24h trend) 100 (+2) 76 (0) 100 84
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.19
Precip Duration 1 2
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 370
Mixing Hgt(ft-agl/msl) 1700 1200
Transport Wnd (mph) SW 5 SW 8
Vent Rate (kt-ft) 11470 23080
Category Day 1 1
Inversion 6pm 43F/11am 5pm 47F/10am
Dispersion 4 5
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 12 Poor
Max ADI Late 2 Very Poor 9 Poor 3 Very Poor 10 Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-200915-
Washington-
Including the cities of Washington and Canonsburg
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (-2) 50 (+4) 40 56
RH % (24h trend) 100 (+3) 75 (-3) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 500 230
Mixing Hgt(ft-agl/msl) 1620 750
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 11160 19470
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 5
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 10 Poor
Max ADI Late 3 Very Poor 8 Poor 3 Very Poor 10 Poor
Max LVORI Early 7 9 9 9
Max LVORI Late 10 4 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-200915-
Greene-
Including the city of Waynesburg
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 35 (-2) 51 (+5) 41 57
RH % (24h trend) 100 (+2) 78 (-9) 100 85
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.29
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 430 280
Mixing Hgt(ft-agl/msl) 1420 930
Transport Wnd (mph) SW 5 SW 9
Vent Rate (kt-ft) 14750 11240
Category Day 1 1
Inversion 6pm 49F/12pm 4pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 4 Very Poor 3 Very Poor 11 Poor
Max ADI Late 2 Very Poor 8 Poor 3 Very Poor 13 Gen Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-200915-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 30 (-6) 51 (+5) 39 55
RH % (24h trend) 100 (+1) 77 (-4) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.25
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 510 340
Mixing Hgt(ft-agl/msl) 1660 1110
Transport Wnd (mph) SW 5 SW 9
Vent Rate (kt-ft) 12130 13560
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 4 Very Poor 3 Very Poor 11 Poor
Max ADI Late 2 Very Poor 9 Poor 3 Very Poor 9 Poor
Max LVORI Early 10 9 9 9
Max LVORI Late 10 5 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-200915-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 32 (-3) 51 (+7) 41 56
RH % (24h trend) 100 (0) 69 (-8) 98 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.22
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 560 420
Mixing Hgt(ft-agl/msl) 1830 1390
Transport Wnd (mph) SW 5 SW 12
Vent Rate (kt-ft) 13520 14110
Category Day 1 2
Inversion 6pm 46F/11am 4pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 8 Poor 4 Very Poor 15 Gen Poor
Max ADI Late 2 Very Poor 9 Poor 4 Very Poor 11 Poor
Max LVORI Early 7 9 7 7
Max LVORI Late 9 4 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-200915-
Fayette-
Including the city of Uniontown
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (-4) 52 (+6) 41 57
RH % (24h trend) 100 (+2) 79 (-5) 100 84
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 470 390
Mixing Hgt(ft-agl/msl) 1540 1290
Transport Wnd (mph) SW 6 SW 10
Vent Rate (kt-ft) 9860 13570
Category Day 1 1
Inversion 6pm 47F/11am 4pm 51F/10am
Dispersion 4 4
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 15 Gen Poor
Max ADI Late 2 Very Poor 9 Poor 3 Very Poor 13 Gen Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-200915-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 34 (-2) 51 (+7) 41 57
RH % (24h trend) 100 (+1) 75 (-9) 100 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.26
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 490 370
Mixing Hgt(ft-agl/msl) 1600 1220
Transport Wnd (mph) SW 7 SW 10
Vent Rate (kt-ft) 22690 14400
Category Day 1 1
Inversion 6pm 48F/12pm 4pm Continuing
Dispersion 5 4
Max ADI Early 2 Very Poor 5 Very Poor 4 Very Poor 13 Gen Poor
Max ADI Late 3 Very Poor 11 Poor 4 Very Poor 13 Gen Poor
Max LVORI Early 8 9 8 8
Max LVORI Late 9 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-200915-
Indiana-
Including the city of Indiana
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 29 (-4) 51 (+7) 39 54
RH % (24h trend) 100 (+2) 76 (-3) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.18
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 350
Mixing Hgt(ft-agl/msl) 1720 1150
Transport Wnd (mph) SW 5 SW 10
Vent Rate (kt-ft) 13640 15280
Category Day 1 1
Inversion 6pm 44F/11am 4pm 48F/10am
Dispersion 4 4
Max ADI Early 2 Very Poor 7 Poor 3 Very Poor 13 Gen Poor
Max ADI Late 2 Very Poor 10 Poor 3 Very Poor 12 Poor
Max LVORI Early 8 9 9 9
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-200915-
Higher Elevations of Indiana-
Including the city of Armagh
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 31 (-3) 51 (+8) 40 55
RH % (24h trend) 100 (+1) 74 (-5) 98 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.18
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 530 350
Mixing Hgt(ft-agl/msl) 1740 1140
Transport Wnd (mph) SW 5 SW 10
Vent Rate (kt-ft) 13940 14370
Category Day 1 1
Inversion 6pm 45F/11am 4pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 9 Poor 3 Very Poor 12 Poor
Max ADI Late 2 Very Poor 10 Poor 4 Very Poor 11 Poor
Max LVORI Early 7 9 8 7
Max LVORI Late 9 5 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-200915-
Hancock-
Including the city of Weirton
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 33 (-1) 50 (+2) 40 54
RH % (24h trend) 99 (+2) 71 (+3) 98 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.29
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 590 310
Mixing Hgt(ft-agl/msl) 1940 1030
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 8960 24200
Category Day 1 1
Inversion 6pm 41F/10am 5pm Continuing
Dispersion 4 5
Max ADI Early 2 Very Poor 6 Very Poor 3 Very Poor 9 Poor
Max ADI Late 2 Very Poor 11 Poor 3 Very Poor 9 Poor
Max LVORI Early 6 9 7 9
Max LVORI Late 8 4 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-200915-
Brooke-
Including the cities of Follansbee and Wellsburg
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Pcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 34 (-1) 51 (+2) 41 56
RH % (24h trend) 99 (+2) 71 (+3) 98 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.31
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 540 250
Mixing Hgt(ft-agl/msl) 1780 830
Transport Wnd (mph) SW 5 SW 7
Vent Rate (kt-ft) 9120 14760
Category Day 1 1
Inversion 6pm 45F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 2 Very Poor 9 Poor
Max ADI Late 3 Very Poor 10 Poor 3 Very Poor 9 Poor
Max LVORI Early 6 9 6 8
Max LVORI Late 8 4 7 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-200915-
Ohio-
Including the city of Wheeling
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 35 (-1) 51 (+4) 41 56
RH % (24h trend) 100 (+3) 72 (-6) 99 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.29
Precip Duration 1 5
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 490 210
Mixing Hgt(ft-agl/msl) 1620 700
Transport Wnd (mph) SW 5 SW 8
Vent Rate (kt-ft) 10520 8270
Category Day 1 1
Inversion 6pm 46F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 9 Poor
Max ADI Late 3 Very Poor 9 Poor 3 Very Poor 10 Poor
Max LVORI Early 6 9 8 8
Max LVORI Late 9 4 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-200915-
Marshall-
Including the city of Moundsville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 36 (-1) 53 (+6) 43 58
RH % (24h trend) 100 (+2) 76 (-8) 100 85
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.31
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 220
Mixing Hgt(ft-agl/msl) 1700 730
Transport Wnd (mph) SW 6 SW 8
Vent Rate (kt-ft) 15190 9910
Category Day 1 1
Inversion 6pm 47F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 4 Very Poor 3 Very Poor 7 Poor
Max ADI Late 3 Very Poor 10 Poor 3 Very Poor 9 Poor
Max LVORI Early 6 9 8 8
Max LVORI Late 9 5 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-200915-
Wetzel-
Including the city of New Martinsville
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 38 (0) 52 (+5) 43 57
RH % (24h trend) 100 (+1) 80 (-8) 100 89
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.32
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 520 270
Mixing Hgt(ft-agl/msl) 1710 880
Transport Wnd (mph) SW 5 SW 10
Vent Rate (kt-ft) 14680 10210
Category Day 1 1
Inversion 6pm 48F/11am 5pm Continuing
Dispersion 4 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 8 Poor
Max ADI Late 2 Very Poor 10 Poor 3 Very Poor 13 Gen Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 5 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-200915-
Marion-
Including the city of Fairmont
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 38 (0) 52 (+6) 43 57
RH % (24h trend) 100 (+1) 82 (-10) 100 90
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.01 0.28
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 500 300
Mixing Hgt(ft-agl/msl) 1630 980
Transport Wnd (mph) SW 6 SW 12
Vent Rate (kt-ft) 16030 8020
Category Day 1 1
Inversion 6pm 50F/12pm 5pm Continuing
Dispersion 5 4
Max ADI Early 3 Very Poor 5 Very Poor 3 Very Poor 10 Poor
Max ADI Late 2 Very Poor 12 Poor 3 Very Poor 14 Gen Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 5 9 6
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-200915-
Monongalia-
Including the city of Morgantown
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 36 (-2) 52 (+6) 42 57
RH % (24h trend) 100 (0) 81 (-10) 100 87
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 460 340
Mixing Hgt(ft-agl/msl) 1520 1120
Transport Wnd (mph) SW 6 SW 9
Vent Rate (kt-ft) 11860 9620
Category Day 1 1
Inversion 6pm 50F/12pm 5pm Continuing
Dispersion 4 4
Max ADI Early 2 Very Poor 5 Very Poor 3 Very Poor 11 Poor
Max ADI Late 2 Very Poor 11 Poor 3 Very Poor 12 Poor
Max LVORI Early 9 9 9 9
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-200915-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 36 (-1) 50 (+6) 43 55
RH % (24h trend) 100 (0) 82 (-8) 100 86
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.28
Precip Duration 1 8
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 430 260
Mixing Hgt(ft-agl/msl) 1400 850
Transport Wnd (mph) SW 8 SW 10
Vent Rate (kt-ft) 14930 7900
Category Day 1 1
Inversion 6pm 48F/1pm 4pm Continuing
Dispersion 4 3
Max ADI Early 2 Very Poor 4 Very Poor 3 Very Poor 10 Poor
Max ADI Late 2 Very Poor 12 Poor 4 Very Poor 11 Poor
Max LVORI Early 9 9 9 8
Max LVORI Late 10 6 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-200915-
Preston-
Including the cities of Kingwood and Bruceton Mills
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Cloudy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 37 (-1) 51 (+5) 42 57
RH % (24h trend) 100 (0) 79 (-8) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 570 390
Mixing Hgt(ft-agl/msl) 1870 1290
Transport Wnd (mph) SW 9 SW 12
Vent Rate (kt-ft) 21330 14860
Category Day 2 1
Inversion 6pm 48F/11am 5pm 52F/10am
Dispersion 5 4
Max ADI Early 2 Very Poor 9 Poor 4 Very Poor 14 Gen Poor
Max ADI Late 2 Very Poor 18 Gen Poor 4 Very Poor 15 Gen Poor
Max LVORI Early 10 9 9 8
Max LVORI Late 10 5 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-200915-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 37 (+1) 51 (+6) 42 57
RH % (24h trend) 100 (0) 79 (-11) 100 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 490 350
Mixing Hgt(ft-agl/msl) 1600 1130
Transport Wnd (mph) W 9 SW 12
Vent Rate (kt-ft) 20760 14620
Category Day 1 1
Inversion 6pm 47F/11am 4pm Continuing
Dispersion 5 4
Max ADI Early 2 Very Poor 10 Poor 5 Very Poor 13 Gen Poor
Max ADI Late 3 Very Poor 14 Gen Poor 5 Very Poor 14 Gen Poor
Max LVORI Early 10 9 9 7
Max LVORI Late 9 5 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-200915-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 39 (+2) 53 (+6) 42 59
RH % (24h trend) 100 (0) 73 (-12) 100 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.27
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 590 390
Mixing Hgt(ft-agl/msl) 1940 1290
Transport Wnd (mph) W 9 SW 10
Vent Rate (kt-ft) 21780 19770
Category Day 2 1
Inversion 6pm 47F/10am 4pm Continuing
Dispersion 5 5
Max ADI Early 2 Very Poor 15 Gen Poor 4 Very Poor 11 Poor
Max ADI Late 3 Very Poor 19 Gen Poor 4 Very Poor 14 Gen Poor
Max LVORI Early 10 9 9 7
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-200915-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1238 PM EST Wed Nov 19 2025
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Rain Rain
Chance Precip (%) 0 0 20 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 35 (-1) 50 (+6) 40 56
RH % (24h trend) 100 (0) 82 (-11) 100 85
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.23
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 480 370
Mixing Hgt(ft-agl/msl) 1570 1210
Transport Wnd (mph) W 10 SW 13
Vent Rate (kt-ft) 23280 24520
Category Day 2 2
Inversion 6pm 46F/11am 4pm Continuing
Dispersion 5 5
Max ADI Early 3 Very Poor 14 Gen Poor 6 Very Poor 11 Poor
Max ADI Late 4 Very Poor 15 Gen Poor 6 Very Poor 15 Gen Poor
Max LVORI Early 9 8 9 7
Max LVORI Late 9 5 8 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Rain likely. Lows in the upper 30s.
Highs in the upper 40s. North winds around 5 mph.
.SUNDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s. Southwest winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 30s. Highs in the mid
50s. Southwest winds 5 to 10 mph.
.TUESDAY...Mostly cloudy with a chance of rain. Lows in the upper
30s. Highs in the mid 50s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Mostly cloudy with a chance of rain. Lows in the
lower 40s. Highs in the mid 50s. West winds 5 to 10 mph.
$$
MLB