Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
836
FNUS51 KPBZ 121726
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
126 PM EDT Wed Aug 12 2026
.DISCUSSION...
Limited changes (other than subtle variations of high daytime
minimum humidity values) is expected as varying probabilities and
timings exist for shower and thunderstorm occurrence within the
zonal to weakly northwest pattern. Expect temperature to remain
near seasonal averages and the synoptic wind to be fairly light.
OHZ039-130900-
Tuscarawas-
Including the cities of New Philadelphia and Dover
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 50 0 50 60
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 64 (+2) 82 (+1) 63 80
RH % (24h trend) 100 (0) 68 (-8) 99 66
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 0.12 0.00 0.21 0.31
Precip Duration 1 2 6
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 9 Poor 14 Gen Poor 3 Very Poor 10 Poor
Max ADI Late 5 Very Poor 29 Fair 3 Very Poor 19 Gen Poor
Max LVORI Early 8 9 7 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-130900-
Carroll-
Including the cities of Carrollton and Malvern
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 60 0 50 50
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 64 (+2) 81 (+1) 62 80
RH % (24h trend) 100 (0) 68 (-5) 99 64
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.10 0.00 0.16 0.26
Precip Duration 2 1 2
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 14 Gen Poor 4 Very Poor 9 Poor
Max ADI Late 6 Very Poor 31 Fair 3 Very Poor 22 Fair
Max LVORI Early 9 9 6 9
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-130900-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 70 20 40 40
Chance of Thunder (%) 30 20 20 0
Temp (24h trend) 63 (0) 81 (+1) 61 80
RH % (24h trend) 100 (0) 66 (-6) 99 63
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 0.16 0.00 0.07 0.19
Precip Duration 2 0 1 2
Precip Begin 6 PM 2 PM Continuing Continuing
Precip End 2 AM Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 17 Gen Poor 4 Very Poor 12 Poor
Max ADI Late 5 Very Poor 35 Fair 3 Very Poor 24 Fair
Max LVORI Early 8 8 6 9
Max LVORI Late 9 3 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-130900-
Coshocton-
Including the city of Coshocton
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 40 20 60 60
Chance of Thunder (%) 30 20 20 20
Temp (24h trend) 63 (+1) 81 (0) 62 80
RH % (24h trend) 100 (0) 72 (-6) 100 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.14 0.03 0.26 0.39
Precip Duration 1 0 2 6
Precip Begin 6 PM 3 PM Continuing Continuing
Precip End 2 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 12 Poor 3 Very Poor 10 Poor
Max ADI Late 5 Very Poor 26 Fair 3 Very Poor 18 Gen Poor
Max LVORI Early 9 9 8 9
Max LVORI Late 9 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-130900-
Harrison-
Including the city of Cadiz
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 60 0 50 60
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 64 (+2) 82 (+1) 63 81
RH % (24h trend) 100 (0) 69 (-6) 100 69
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 0.14 0.00 0.17 0.38
Precip Duration 2 1 6
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 14 Gen Poor 3 Very Poor 8 Poor
Max ADI Late 6 Very Poor 32 Fair 3 Very Poor 19 Gen Poor
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-130900-
Jefferson OH-
Including the city of Steubenville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 70 0 40 60
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 64 (0) 82 (+1) 63 81
RH % (24h trend) 100 (0) 67 (-5) 99 66
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.13 0.00 0.14 0.36
Precip Duration 2 1 6
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 16 Gen Poor 4 Very Poor 10 Poor
Max ADI Late 5 Very Poor 33 Fair 3 Very Poor 26 Fair
Max LVORI Early 8 9 7 9
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-130900-
Muskingum-
Including the city of Zanesville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 40 30 60 70
Chance of Thunder (%) 30 20 40 20
Temp (24h trend) 64 (+2) 81 (0) 64 80
RH % (24h trend) 100 (0) 72 (-7) 100 74
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 0.22 0.03 0.25 0.59
Precip Duration 2 0 3 6
Precip Begin 6 PM 3 PM Continuing Continuing
Precip End 6 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 12 Poor 3 Very Poor 11 Poor
Max ADI Late 4 Very Poor 28 Fair 3 Very Poor 21 Fair
Max LVORI Early 9 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.
$$
OHZ058-130900-
Guernsey-
Including the city of Cambridge
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 50 0 60 70
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 64 (+1) 82 (+1) 64 81
RH % (24h trend) 100 (0) 71 (-7) 100 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.23 0.00 0.21 0.49
Precip Duration 2 2 6
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 13 Gen Poor 3 Very Poor 11 Poor
Max ADI Late 5 Very Poor 31 Fair 3 Very Poor 19 Gen Poor
Max LVORI Early 9 9 8 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-130900-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 60 0 50 70
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 65 (+2) 82 (+1) 64 81
RH % (24h trend) 100 (0) 70 (-5) 100 71
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 0.20 0.00 0.19 0.44
Precip Duration 2 1 6
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 14 Gen Poor 3 Very Poor 10 Poor
Max ADI Late 6 Very Poor 34 Fair 3 Very Poor 21 Fair
Max LVORI Early 9 8 9 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-130900-
Noble-
Including the city of Caldwell
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 50 20 60 70
Chance of Thunder (%) 30 20 30 20
Temp (24h trend) 65 (+2) 82 (+1) 65 81
RH % (24h trend) 100 (0) 74 (-6) 100 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.22 0.03 0.23 0.38
Precip Duration 2 0 2 6
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 11 Poor 3 Very Poor 10 Poor
Max ADI Late 4 Very Poor 30 Fair 3 Very Poor 23 Fair
Max LVORI Early 9 9 9 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-130900-
Monroe-
Including the city of Woodsfield
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 60 20 60 70
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 65 (0) 82 (+1) 66 81
RH % (24h trend) 100 (0) 73 (-4) 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 0.18 0.01 0.22 0.36
Precip Duration 2 0 1 6
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 14 Gen Poor 3 Very Poor 9 Poor
Max ADI Late 5 Very Poor 30 Fair 3 Very Poor 21 Fair
Max LVORI Early 9 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.
$$
PAZ007-130900-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None None Showers
Chance Precip (%) 60 0 0 20
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 63 (0) 82 (+1) 60 82
RH % (24h trend) 100 (0) 61 (-8) 99 55
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NW 5 Lgt/Var Lgt/Var
Precip Amount 0.25 0.00 0.00 0.04
Precip Duration 3 1
Precip Begin 6 PM 7 AM
Precip End 6 AM 2 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 17 Gen Poor 6 Very Poor 14 Gen Poor
Max ADI Late 5 Very Poor 51 Gen Good 3 Very Poor 41 Gen Good
Max LVORI Early 9 9 6 8
Max LVORI Late 9 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-130900-
Venango-
Including the cities of Oil City and Franklin
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None None Showers
Chance Precip (%) 60 0 0 20
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 62 (-1) 81 (0) 58 81
RH % (24h trend) 100 (0) 63 (-7) 99 57
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 0.21 0.00 0.00 0.01
Precip Duration 3 1
Precip Begin 6 PM 8 AM
Precip End 6 AM 2 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 21 Fair 6 Very Poor 13 Gen Poor
Max ADI Late 5 Very Poor 60 Gen Good 3 Very Poor 47 Gen Good
Max LVORI Early 9 9 6 9
Max LVORI Late 9 3 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-130900-
Forest-
Including the city of Tionesta
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None None None
Chance Precip (%) 60 0 0 0
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 61 (-1) 80 (0) 57 80
RH % (24h trend) 100 (0) 58 (-8) 100 53
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.04 0.00 0.00 0.00
Precip Duration 3
Precip Begin 6 PM
Precip End 3 AM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 24 Fair 6 Very Poor 16 Gen Poor
Max ADI Late 4 Very Poor 66 Good 3 Very Poor 46 Gen Good
Max LVORI Early 9 8 6 8
Max LVORI Late 9 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-130900-
Lawrence-
Including the cities of New Castle and Ellwood City
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Showers Showers
Chance Precip (%) 70 20 20 30
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 63 (+1) 82 (0) 60 82
RH % (24h trend) 100 (0) 62 (-8) 100 58
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 0.14 0.00 0.04 0.09
Precip Duration 2 1 0 2
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 2 AM Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 17 Gen Poor 5 Very Poor 13 Gen Poor
Max ADI Late 4 Very Poor 48 Gen Good 3 Very Poor 30 Fair
Max LVORI Early 9 8 6 9
Max LVORI Late 9 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-130900-
Butler-
Including the city of Butler
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms None Showers
Chance Precip (%) 70 20 0 30
Chance of Thunder (%) 20 20 0 0
Temp (24h trend) 63 (+1) 82 (+1) 59 81
RH % (24h trend) 100 (0) 66 (-6) 100 62
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.19 0.00 0.00 0.10
Precip Duration 2 0 2
Precip Begin 6 PM 2 PM 6 AM
Precip End 2 AM 6 PM 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 17 Gen Poor 5 Very Poor 15 Gen Poor
Max ADI Late 5 Very Poor 49 Gen Good 3 Very Poor 32 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-130900-
Clarion-
Including the city of Clarion
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None None Showers
Chance Precip (%) 70 0 0 10
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 63 (0) 80 (0) 58 80
RH % (24h trend) 100 (0) 62 (-7) 99 57
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 0.32 0.00 0.00 0.01
Precip Duration 3 1
Precip Begin 6 PM 7 AM
Precip End 3 AM 2 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 18 Gen Poor 5 Very Poor 15 Gen Poor
Max ADI Late 5 Very Poor 56 Gen Good 3 Very Poor 43 Gen Good
Max LVORI Early 9 8 6 9
Max LVORI Late 9 3 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-130900-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers None Showers
Chance Precip (%) 70 20 0 10
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 62 (-1) 79 (0) 58 79
RH % (24h trend) 100 (0) 63 (-5) 100 56
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NW 5 Lgt/Var Lgt/Var
Precip Amount 0.21 0.00 0.00 0.01
Precip Duration 3 0 1
Precip Begin 6 PM 2 PM 7 AM
Precip End 4 AM 6 PM 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 22 Fair 7 Poor 17 Gen Poor
Max ADI Late 5 Very Poor 58 Gen Good 3 Very Poor 47 Gen Good
Max LVORI Early 8 8 6 8
Max LVORI Late 9 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-130900-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 70 20 30 40
Chance of Thunder (%) 20 20 20 0
Temp (24h trend) 64 (+1) 82 (+1) 62 81
RH % (24h trend) 100 (0) 66 (-4) 100 62
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 0.22 0.00 0.05 0.22
Precip Duration 2 0 1 2
Precip Begin 6 PM 2 PM Continuing Continuing
Precip End 2 AM Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 18 Gen Poor 5 Very Poor 13 Gen Poor
Max ADI Late 4 Very Poor 40 Fair 3 Very Poor 29 Fair
Max LVORI Early 9 8 6 9
Max LVORI Late 9 3 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-130900-
Allegheny-
Including the city of Pittsburgh Metro Area
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 80 20 30 50
Chance of Thunder (%) 20 20 20 20
Temp (24h trend) 65 (+2) 82 (0) 63 81
RH % (24h trend) 100 (0) 67 (-5) 99 66
Wind 20ft/early(mph) SW 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.19 0.01 0.04 0.30
Precip Duration 2 0 1 2
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 4 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 15 Gen Poor 18 Gen Poor 5 Very Poor 12 Poor
Max ADI Late 6 Very Poor 45 Gen Good 3 Very Poor 30 Fair
Max LVORI Early 8 8 6 9
Max LVORI Late 8 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-130900-
Armstrong-
Including the cities of Kittanning and Ford City
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Showers Showers
Chance Precip (%) 70 20 20 30
Chance of Thunder (%) 20 20 0 0
Temp (24h trend) 63 (-1) 83 (+2) 60 82
RH % (24h trend) 100 (0) 67 (-3) 100 63
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var NW 5 Lgt/Var Lgt/Var
Precip Amount 0.26 0.01 0.03 0.11
Precip Duration 2 1 0 2
Precip Begin 6 PM 12 PM Continuing Continuing
Precip End 4 AM Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 19 Gen Poor 6 Very Poor 13 Gen Poor
Max ADI Late 5 Very Poor 50 Gen Good 3 Very Poor 31 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-130900-
Washington-
Including the cities of Washington and Canonsburg
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 80 0 20 60
Chance of Thunder (%) 20 0 20 20
Temp (24h trend) 64 (+1) 81 (+1) 63 80
RH % (24h trend) 100 (0) 69 (-5) 99 69
Wind 20ft/early(mph) SW 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.16 0.00 0.07 0.46
Precip Duration 3 1 8
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 15 Gen Poor 18 Gen Poor 5 Very Poor 11 Poor
Max ADI Late 6 Very Poor 41 Gen Good 3 Very Poor 27 Fair
Max LVORI Early 7 8 6 9
Max LVORI Late 8 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-130900-
Greene-
Including the city of Waynesburg
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 80 20 50 70
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 65 (0) 81 (+1) 64 80
RH % (24h trend) 100 (0) 74 (-3) 100 77
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 0.15 0.02 0.21 0.40
Precip Duration 3 0 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 19 Gen Poor 4 Very Poor 14 Gen Poor
Max ADI Late 6 Very Poor 41 Gen Good 2 Very Poor 28 Fair
Max LVORI Early 7 8 7 9
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-130900-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 90 30 20 60
Chance of Thunder (%) 20 20 20 20
Temp (24h trend) 64 (0) 82 (+1) 62 81
RH % (24h trend) 100 (0) 68 (-3) 100 68
Wind 20ft/early(mph) SW 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.15 0.01 0.07 0.28
Precip Duration 3 1 1 6
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 15 Gen Poor 21 Fair 5 Very Poor 10 Poor
Max ADI Late 7 Poor 38 Fair 2 Very Poor 27 Fair
Max LVORI Early 9 9 8 9
Max LVORI Late 9 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-130900-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 90 40 40 60
Chance of Thunder (%) 20 20 20 20
Temp (24h trend) 63 (0) 82 (+2) 61 81
RH % (24h trend) 100 (0) 66 (-1) 100 66
Wind 20ft/early(mph) SW 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.15 0.03 0.12 0.24
Precip Duration 3 1 1 8
Precip Begin 6 PM Continuing Continuing 7 AM
Precip End Continuing Continuing 5 AM Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 24 Fair 6 Very Poor 13 Gen Poor
Max ADI Late 8 Poor 40 Fair 2 Very Poor 27 Fair
Max LVORI Early 8 8 8 9
Max LVORI Late 8 3 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-130900-
Fayette-
Including the city of Uniontown
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 90 40 30 60
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 64 (-1) 81 (0) 64 80
RH % (24h trend) 100 (0) 73 (0) 100 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.21 0.04 0.13 0.44
Precip Duration 4 1 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 10 Poor 20 Gen Poor 5 Very Poor 14 Gen Poor
Max ADI Late 6 Very Poor 44 Gen Good 2 Very Poor 23 Fair
Max LVORI Early 7 8 7 9
Max LVORI Late 8 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-130900-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 80 50 30 70
Chance of Thunder (%) 20 20 30 20
Temp (24h trend) 62 (-1) 80 (+1) 61 79
RH % (24h trend) 100 (0) 68 (0) 100 70
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 0.22 0.04 0.14 0.41
Precip Duration 4 1 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 22 Fair 4 Very Poor 13 Gen Poor
Max ADI Late 6 Very Poor 49 Gen Good 3 Very Poor 24 Fair
Max LVORI Early 9 8 8 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-130900-
Indiana-
Including the city of Indiana
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms Tstms Showers Showers
Chance Precip (%) 70 20 30 40
Chance of Thunder (%) 20 20 0 0
Temp (24h trend) 63 (-1) 81 (+1) 60 81
RH % (24h trend) 100 (0) 69 (-1) 100 65
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.17 0.01 0.03 0.14
Precip Duration 3 1 1 2
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 5 AM Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 22 Fair 6 Very Poor 14 Gen Poor
Max ADI Late 6 Very Poor 48 Gen Good 2 Very Poor 31 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-130900-
Higher Elevations of Indiana-
Including the city of Armagh
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 70 20 30 40
Chance of Thunder (%) 20 20 20 20
Temp (24h trend) 63 (0) 79 (0) 61 80
RH % (24h trend) 100 (0) 69 (0) 99 66
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var
Precip Amount 0.10 0.01 0.08 0.18
Precip Duration 3 1 1 2
Precip Begin 6 PM Continuing Continuing 6 AM
Precip End Continuing Continuing 5 AM 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 24 Fair 6 Very Poor 14 Gen Poor
Max ADI Late 8 Poor 42 Gen Good 2 Very Poor 32 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-130900-
Hancock-
Including the city of Weirton
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Mcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 80 0 40 50
Chance of Thunder (%) 20 0 20 20
Temp (24h trend) 65 (0) 82 (+1) 63 80
RH % (24h trend) 100 (+1) 66 (-5) 98 64
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.18 0.00 0.08 0.34
Precip Duration 2 1 2
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing 6 PM
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 15 Gen Poor 4 Very Poor 16 Gen Poor
Max ADI Late 5 Very Poor 37 Fair 3 Very Poor 28 Fair
Max LVORI Early 7 9 6 9
Max LVORI Late 9 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-130900-
Brooke-
Including the cities of Follansbee and Wellsburg
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 80 0 30 60
Chance of Thunder (%) 20 0 20 20
Temp (24h trend) 65 (+1) 83 (+2) 64 81
RH % (24h trend) 100 (0) 66 (-5) 98 65
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 0.15 0.00 0.10 0.43
Precip Duration 2 1 6
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 18 Gen Poor 4 Very Poor 10 Poor
Max ADI Late 5 Very Poor 33 Fair 3 Very Poor 27 Fair
Max LVORI Early 7 9 6 9
Max LVORI Late 8 4 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-130900-
Ohio-
Including the city of Wheeling
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 80 0 40 60
Chance of Thunder (%) 20 0 20 20
Temp (24h trend) 65 (+1) 82 (+1) 64 80
RH % (24h trend) 100 (0) 70 (-6) 99 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.17 0.00 0.15 0.44
Precip Duration 3 1 6
Precip Begin 6 PM 6 PM Continuing
Precip End 4 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 17 Gen Poor 4 Very Poor 12 Poor
Max ADI Late 5 Very Poor 37 Fair 3 Very Poor 26 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-130900-
Marshall-
Including the city of Moundsville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 70 0 50 70
Chance of Thunder (%) 30 0 20 20
Temp (24h trend) 66 (+2) 82 (+2) 65 81
RH % (24h trend) 100 (0) 75 (-4) 99 77
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 0.17 0.00 0.24 0.37
Precip Duration 2 1 8
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 15 Gen Poor 3 Very Poor 13 Gen Poor
Max ADI Late 5 Very Poor 33 Fair 3 Very Poor 24 Fair
Max LVORI Early 9 8 7 9
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-130900-
Wetzel-
Including the city of New Martinsville
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 60 20 50 70
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 66 (+1) 80 (0) 65 80
RH % (24h trend) 100 (0) 80 (-2) 100 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.17 0.02 0.23 0.35
Precip Duration 3 0 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 14 Gen Poor 3 Very Poor 12 Poor
Max ADI Late 5 Very Poor 32 Fair 2 Very Poor 23 Fair
Max LVORI Early 9 8 8 9
Max LVORI Late 9 4 9 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-130900-
Marion-
Including the city of Fairmont
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 60 20 50 70
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 65 (0) 80 (0) 65 79
RH % (24h trend) 100 (0) 79 (0) 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 0.20 0.03 0.22 0.38
Precip Duration 3 1 1 8
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 5 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 18 Gen Poor 4 Very Poor 17 Gen Poor
Max ADI Late 5 Very Poor 37 Fair 2 Very Poor 26 Fair
Max LVORI Early 9 8 9 9
Max LVORI Late 9 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-130900-
Monongalia-
Including the city of Morgantown
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 70 20 50 70
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 65 (0) 80 (0) 65 80
RH % (24h trend) 100 (0) 77 (0) 100 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.19 0.03 0.23 0.36
Precip Duration 3 0 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 19 Gen Poor 4 Very Poor 16 Gen Poor
Max ADI Late 5 Very Poor 40 Fair 2 Very Poor 24 Fair
Max LVORI Early 7 8 7 8
Max LVORI Late 9 4 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-130900-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 60 30 50 70
Chance of Thunder (%) 30 0 30 20
Temp (24h trend) 63 (0) 78 (0) 63 78
RH % (24h trend) 100 (0) 76 (+1) 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 0.27 0.04 0.26 0.38
Precip Duration 2 1 1 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 7 Poor 17 Gen Poor 4 Very Poor 14 Gen Poor
Max ADI Late 5 Very Poor 41 Gen Good 2 Very Poor 24 Fair
Max LVORI Early 8 8 8 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-130900-
Preston-
Including the cities of Kingwood and Bruceton Mills
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 60 30 50 70
Chance of Thunder (%) 30 20 30 20
Temp (24h trend) 63 (0) 79 (0) 63 79
RH % (24h trend) 100 (0) 72 (0) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.24 0.05 0.26 0.38
Precip Duration 3 1 2 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 20 Gen Poor 4 Very Poor 15 Gen Poor
Max ADI Late 5 Very Poor 40 Fair 2 Very Poor 29 Fair
Max LVORI Early 9 8 8 9
Max LVORI Late 9 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-130900-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 60 30 50 70
Chance of Thunder (%) 30 20 30 20
Temp (24h trend) 63 (+1) 78 (+1) 63 78
RH % (24h trend) 100 (0) 74 (0) 100 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) SW 5 W 5 Lgt/Var Lgt/Var
Precip Amount 0.18 0.04 0.23 0.38
Precip Duration 2 1 2 8
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 21 Fair 6 Very Poor 17 Gen Poor
Max ADI Late 7 Poor 45 Gen Good 2 Very Poor 32 Fair
Max LVORI Early 9 8 9 8
Max LVORI Late 8 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-130900-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 50 30 50 80
Chance of Thunder (%) 30 30 30 40
Temp (24h trend) 64 (+2) 80 (+1) 65 80
RH % (24h trend) 100 (0) 70 (+3) 99 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.21 0.07 0.23 0.40
Precip Duration 2 1 1 9
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 8 Poor 23 Fair 4 Very Poor 18 Gen Poor
Max ADI Late 5 Very Poor 41 Gen Good 2 Very Poor 34 Fair
Max LVORI Early 9 8 9 8
Max LVORI Late 9 4 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-130900-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
126 PM EDT Wed Aug 12 2026
Tonight Thu Thu Night Fri
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 50 30 50 80
Chance of Thunder (%) 20 30 30 40
Temp (24h trend) 59 (0) 76 (0) 59 77
RH % (24h trend) 100 (0) 73 (+4) 100 79
Wind 20ft/early(mph) W 5 G20 W 5 G22 Lgt/Var Lgt/Var
Wind 20ft/late(mph) W 6 G23 NW 5 Lgt/Var Lgt/Var
Precip Amount 0.11 0.01 0.12 0.34
Precip Duration 2 1 2 9
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 5 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl)
Mixing Hgt(ft-agl/msl)
Transport Wnd (mph) N/A N/A
Vent Rate (kt-ft)
Category Day
Inversion 8pm
Dispersion
Max ADI Early 10 Poor 35 Fair 8 Poor 21 Fair
Max ADI Late 11 Poor 50 Gen Good 3 Very Poor 37 Fair
Max LVORI Early 8 7 9 8
Max LVORI Late 8 4 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Patchy fog through the night. A chance
of showers. Lows in the lower 60s. Highs in the lower 80s. Light
winds.
.SUNDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
Southwest winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs around 80. Northwest
winds 10 to 15 mph.
.TUESDAY...Mostly clear. Patchy fog. Lows around 60. Highs in the
upper 70s. Northwest winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. Lows around 60. Highs in the lower
80s. Southwest winds 5 to 10 mph.
$$