Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
704
FNUS51 KPBZ 171743
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
143 PM EDT Fri Oct 17 2025
.Discussion...
High pressure will maintain mostly dry weather through Saturday,
though a warm front brings a slight chance for light showers or
sprinkles north of Pittsburgh early Saturday morning. Otherwise,
the next widespread rainfall is expected Sunday with a strong cold
front. Wind gusts up to 40 mph are possible along and ahead of
the front.
&&
OHZ039-180815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles Sprinkles Showers Tstms
Chance Precip (%) 10 10 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+11) 78 (+12) 58 71
RH % (24h trend) 69 (-28) 45 (+10) 93 73
20ft Wnd-Val/AM(mph) S 6 S 15 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var S 10 G18 S 9 G17 SW 18 G32
Precip Amount 0.00 0.00 0.04 0.56
Precip Duration 0 0 1 10
Precip Begin 2 AM Continuing 8 PM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1320 1300
Mixing Hgt(ft-agl/msl) 4340 4260
Transport Wnd (mph) S 20 S 33
Vent Rate (kt-ft) 76390 123540
Dispersion 5 5
ADI early 4 Very Poor 21 Fair 13 Gen Poor 93 Good
ADI late 5 Very Poor 76 Good 14 Gen Poor 83 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-180815-
Carroll-
Including the cities of Carrollton and Malvern
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+11) 77 (+12) 58 72
RH % (24h trend) 68 (-27) 43 (+8) 90 70
20ft Wnd-Val/AM(mph) S 7 S 15 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var S 10 S 9 G17 SW 19 G32
Precip Amount 0.00 0.00 0.03 0.54
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1170 1370
Mixing Hgt(ft-agl/msl) 3830 4500
Transport Wnd (mph) S 20 S 35
Vent Rate (kt-ft) 66710 135000
Dispersion 5 5
ADI early 4 Very Poor 20 Gen Poor 13 Gen Poor 98 Good
ADI late 6 Very Poor 70 Good 15 Gen Poor 92 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 1 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-180815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Tstms
Chance Precip (%) 20 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 45 (+11) 76 (+11) 59 73
RH % (24h trend) 72 (-19) 41 (+4) 89 68
20ft Wnd-Val/AM(mph) S 6 S 14 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var S 10 G19 S 9 G17 SW 19 G33
Precip Amount 0.00 0.00 0.03 0.49
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1160 1290
Mixing Hgt(ft-agl/msl) 3820 4220
Transport Wnd (mph) S 20 S 33
Vent Rate (kt-ft) 62520 122380
Dispersion 5 5
ADI early 4 Very Poor 20 Gen Poor 13 Gen Poor 92 Good
ADI late 6 Very Poor 69 Good 14 Gen Poor 87 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-180815-
Coshocton-
Including the city of Coshocton
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mclear Pcldy Cloudy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 50 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+12) 78 (+12) 58 70
RH % (24h trend) 71 (-28) 47 (+12) 97 78
20ft Wnd-Val/AM(mph) S 5 S 14 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 G17 S 8 SW 16 G30
Precip Amount 0.00 0.00 0.07 0.62
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1450 1210
Mixing Hgt(ft-agl/msl) 4770 3980
Transport Wnd (mph) SW 21 S 30
Vent Rate (kt-ft) 76420 103480
Dispersion 5 4
ADI early 4 Very Poor 19 Gen Poor 13 Gen Poor 78 Good
ADI late 5 Very Poor 83 Good 15 Gen Poor 69 Good
Max LVORI early 3 3 4 5
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-180815-
Harrison-
Including the city of Cadiz
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+11) 78 (+12) 59 72
RH % (24h trend) 69 (-30) 43 (+9) 91 68
20ft Wnd-Val/AM(mph) S 6 S 14 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 8 SW 17 G32
Precip Amount 0.00 0.00 0.03 0.51
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 4 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1140 1300
Mixing Hgt(ft-agl/msl) 3750 4280
Transport Wnd (mph) S 18 S 31
Vent Rate (kt-ft) 60160 115560
Dispersion 5 5
ADI early 3 Very Poor 18 Gen Poor 12 Poor 88 Good
ADI late 5 Very Poor 68 Good 13 Gen Poor 81 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-180815-
Jefferson OH-
Including the city of Steubenville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+10) 77 (+12) 59 73
RH % (24h trend) 69 (-28) 40 (+6) 87 65
20ft Wnd-Val/AM(mph) S 5 S 14 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 8 SW 18 G33
Precip Amount 0.00 0.00 0.03 0.46
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1180 1210
Mixing Hgt(ft-agl/msl) 3880 3970
Transport Wnd (mph) S 18 S 30
Vent Rate (kt-ft) 57390 103220
Dispersion 5 4
ADI early 2 Very Poor 17 Gen Poor 11 Poor 79 Good
ADI late 4 Very Poor 69 Good 12 Poor 75 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-180815-
Muskingum-
Including the city of Zanesville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mclear Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+12) 79 (+13) 58 71
RH % (24h trend) 72 (-24) 48 (+12) 95 79
20ft Wnd-Val/AM(mph) Lgt/Var S 14 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 SW 16 G30
Precip Amount 0.00 0.00 0.06 0.58
Precip Duration 1 10
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1430 1160
Mixing Hgt(ft-agl/msl) 4690 3810
Transport Wnd (mph) S 18 S 26
Vent Rate (kt-ft) 70530 87630
Dispersion 5 4
ADI early 4 Very Poor 16 Gen Poor 11 Poor 68 Good
ADI late 4 Very Poor 75 Good 15 Gen Poor 60 Gen Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-180815-
Guernsey-
Including the city of Cambridge
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mclear Pcldy Cloudy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+12) 78 (+11) 58 72
RH % (24h trend) 71 (-28) 46 (+12) 94 72
20ft Wnd-Val/AM(mph) S 5 S 13 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 7 SW 16 G30
Precip Amount 0.00 0.00 0.05 0.57
Precip Duration 1 10
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1260 1250
Mixing Hgt(ft-agl/msl) 4130 4090
Transport Wnd (mph) S 17 S 30
Vent Rate (kt-ft) 68310 106340
Dispersion 5 5
ADI early 3 Very Poor 17 Gen Poor 9 Poor 82 Good
ADI late 4 Very Poor 65 Good 14 Gen Poor 74 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-180815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+11) 78 (+12) 59 74
RH % (24h trend) 70 (-29) 45 (+10) 91 67
20ft Wnd-Val/AM(mph) S 5 S 14 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 SW 17 G31
Precip Amount 0.00 0.00 0.03 0.51
Precip Duration 1 10
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1170 1210
Mixing Hgt(ft-agl/msl) 3840 3980
Transport Wnd (mph) S 18 S 29
Vent Rate (kt-ft) 58640 99500
Dispersion 5 4
ADI early 2 Very Poor 15 Gen Poor 11 Poor 77 Good
ADI late 4 Very Poor 65 Good 13 Gen Poor 70 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-180815-
Noble-
Including the city of Caldwell
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mclear Pcldy Cloudy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+11) 78 (+12) 59 71
RH % (24h trend) 73 (-24) 48 (+13) 94 73
20ft Wnd-Val/AM(mph) Lgt/Var S 12 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 6 SW 15 G29
Precip Amount 0.00 0.00 0.05 0.57
Precip Duration 1 10
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1130 1260
Mixing Hgt(ft-agl/msl) 3700 4120
Transport Wnd (mph) S 16 S 28
Vent Rate (kt-ft) 62090 98880
Dispersion 5 4
ADI early 3 Very Poor 14 Gen Poor 9 Poor 75 Good
ADI late 4 Very Poor 61 Good 12 Poor 68 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-180815-
Monroe-
Including the city of Woodsfield
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+10) 79 (+13) 59 74
RH % (24h trend) 72 (-25) 48 (+14) 91 68
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 S 5 SW 14 G30
Precip Amount 0.00 0.00 0.03 0.54
Precip Duration 1 10
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1280 1200
Mixing Hgt(ft-agl/msl) 4190 3930
Transport Wnd (mph) S 17 S 28
Vent Rate (kt-ft) 64580 94320
Dispersion 5 4
ADI early 2 Very Poor 12 Poor 8 Poor 75 Good
ADI late 4 Very Poor 82 Good 11 Poor 68 Good
Max LVORI early 3 3 4 5
Max LVORI late 3 2 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-180815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 30 20 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 45 (+12) 75 (+12) 57 73
RH % (24h trend) 76 (-20) 41 (-5) 90 70
20ft Wnd-Val/AM(mph) S 7 S 14 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 10 G17 S 8 S 19 G31
Precip Amount 0.00 0.00 0.03 0.49
Precip Duration 1 0 1 10
Precip Begin 8 PM Continuing 8 PM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 920 1110
Mixing Hgt(ft-agl/msl) 3030 3650
Transport Wnd (mph) S 17 S 32
Vent Rate (kt-ft) 53090 102200
Dispersion 5 4
ADI early 4 Very Poor 19 Gen Poor 13 Gen Poor 76 Good
ADI late 6 Very Poor 53 Gen Good 14 Gen Poor 82 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-180815-
Venango-
Including the cities of Oil City and Franklin
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers Showers Showers Tstms
Chance Precip (%) 40 20 40 90
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 44 (+12) 73 (+11) 55 73
RH % (24h trend) 79 (-19) 39 (-9) 89 68
20ft Wnd-Val/AM(mph) S 5 SE 13 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 S 16 G29
Precip Amount 0.00 0.00 0.02 0.48
Precip Duration 1 0 1 9
Precip Begin 8 PM Continuing 8 PM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 750 1080
Mixing Hgt(ft-agl/msl) 2470 3560
Transport Wnd (mph) S 16 S 29
Vent Rate (kt-ft) 35340 89000
Dispersion 5 4
ADI early 3 Very Poor 20 Gen Poor 11 Poor 60 Gen Good
ADI late 5 Very Poor 44 Gen Good 12 Poor 72 Good
Max LVORI early 4 4 4 4
Max LVORI late 4 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-180815-
Forest-
Including the city of Tionesta
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Pcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 50 20 30 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 43 (+12) 72 (+11) 52 73
RH % (24h trend) 84 (-11) 33 (-13) 84 58
20ft Wnd-Val/AM(mph) Lgt/Var SE 10 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 S 5 S 14 G28
Precip Amount 0.01 0.00 0.01 0.51
Precip Duration 2 0 1 9
Precip Begin 8 PM Continuing 8 PM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 750 1290
Mixing Hgt(ft-agl/msl) 2470 4230
Transport Wnd (mph) S 16 S 28
Vent Rate (kt-ft) 43400 101520
Dispersion 5 4
ADI early 3 Very Poor 22 Fair 8 Poor 48 Gen Good
ADI late 4 Very Poor 48 Gen Good 11 Poor 77 Good
Max LVORI early 4 4 3 4
Max LVORI late 5 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-180815-
Lawrence-
Including the cities of New Castle and Ellwood City
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Tstms
Chance Precip (%) 20 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 44 (+12) 76 (+11) 57 74
RH % (24h trend) 76 (-22) 40 (-2) 90 68
20ft Wnd-Val/AM(mph) S 5 S 12 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 S 17 G32
Precip Amount 0.00 0.00 0.02 0.44
Precip Duration 1 1 9
Precip Begin 12 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1070 1230
Mixing Hgt(ft-agl/msl) 3500 4040
Transport Wnd (mph) S 17 S 31
Vent Rate (kt-ft) 52250 109080
Dispersion 5 5
ADI early 4 Very Poor 17 Gen Poor 10 Poor 73 Good
ADI late 4 Very Poor 58 Gen Good 13 Gen Poor 82 Good
Max LVORI early 3 4 4 4
Max LVORI late 4 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-180815-
Butler-
Including the city of Butler
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Tstms
Chance Precip (%) 20 0 30 90
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 44 (+12) 75 (+11) 55 74
RH % (24h trend) 80 (-20) 39 (-5) 91 67
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 6 S 16 G30
Precip Amount 0.00 0.00 0.01 0.43
Precip Duration 1 1 9
Precip Begin 12 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 920 1260
Mixing Hgt(ft-agl/msl) 3010 4130
Transport Wnd (mph) S 16 S 29
Vent Rate (kt-ft) 35010 103250
Dispersion 5 5
ADI early 3 Very Poor 16 Gen Poor 8 Poor 60 Gen Good
ADI late 4 Very Poor 50 Gen Good 11 Poor 80 Good
Max LVORI early 4 4 5 5
Max LVORI late 4 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-180815-
Clarion-
Including the city of Clarion
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 30 20 30 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+13) 73 (+11) 54 74
RH % (24h trend) 79 (-20) 36 (-9) 83 61
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 6 S 15 G29
Precip Amount 0.00 0.00 0.01 0.45
Precip Duration 1 0 1 9
Precip Begin 8 PM Continuing 8 PM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 740 1110
Mixing Hgt(ft-agl/msl) 2430 3640
Transport Wnd (mph) S 16 S 24
Vent Rate (kt-ft) 45250 76440
Dispersion 5 4
ADI early 2 Very Poor 19 Gen Poor 8 Poor 48 Gen Good
ADI late 4 Very Poor 44 Gen Good 11 Poor 61 Good
Max LVORI early 3 4 4 4
Max LVORI late 4 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-180815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers Showers Showers Showers
Chance Precip (%) 40 20 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+13) 71 (+11) 52 73
RH % (24h trend) 78 (-18) 32 (-12) 82 57
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 SE 6 S 16 G29
Precip Amount 0.00 0.00 0.00 0.44
Precip Duration 1 0 0 5
Precip Begin 8 PM Continuing 2 AM Continuing
Precip End Continuing 8 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 810 1240
Mixing Hgt(ft-agl/msl) 2650 4070
Transport Wnd (mph) S 15 S 26
Vent Rate (kt-ft) 37090 93610
Dispersion 5 4
ADI early 2 Very Poor 18 Gen Poor 8 Poor 38 Fair
ADI late 3 Very Poor 45 Gen Good 11 Poor 72 Good
Max LVORI early 3 3 3 4
Max LVORI late 4 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-180815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Tstms
Chance Precip (%) 20 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 45 (+10) 76 (+11) 59 74
RH % (24h trend) 75 (-18) 38 (0) 87 65
20ft Wnd-Val/AM(mph) Lgt/Var S 12 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 S 17 G32
Precip Amount 0.00 0.00 0.02 0.40
Precip Duration 0 1 9
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1120 1200
Mixing Hgt(ft-agl/msl) 3690 3920
Transport Wnd (mph) S 17 S 28
Vent Rate (kt-ft) 44690 94080
Dispersion 5 4
ADI early 3 Very Poor 16 Gen Poor 9 Poor 70 Good
ADI late 4 Very Poor 61 Good 12 Poor 74 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-180815-
Allegheny-
Including the city of Pittsburgh Metro Area
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 30 90
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 45 (+10) 76 (+12) 57 76
RH % (24h trend) 79 (-16) 40 (-1) 88 63
20ft Wnd-Val/AM(mph) Lgt/Var S 13 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 7 S 19 G33
Precip Amount 0.00 0.00 0.01 0.35
Precip Duration 0 1 9
Precip Begin 2 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1150 1370
Mixing Hgt(ft-agl/msl) 3760 4500
Transport Wnd (mph) S 16 S 26
Vent Rate (kt-ft) 44660 103500
Dispersion 5 5
ADI early 3 Very Poor 14 Gen Poor 8 Poor 63 Good
ADI late 3 Very Poor 60 Gen Good 11 Poor 76 Good
Max LVORI early 3 4 4 4
Max LVORI late 4 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-180815-
Armstrong-
Including the cities of Kittanning and Ford City
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Showers
Chance Precip (%) 20 0 30 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+13) 75 (+12) 55 75
RH % (24h trend) 82 (-18) 37 (-8) 86 59
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 S 5 S 16 G29
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 1 1 6
Precip Begin 1 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 810 1310
Mixing Hgt(ft-agl/msl) 2660 4290
Transport Wnd (mph) S 14 S 24
Vent Rate (kt-ft) 45300 90090
Dispersion 5 4
ADI early 3 Very Poor 15 Gen Poor 7 Poor 49 Gen Good
ADI late 3 Very Poor 44 Gen Good 10 Poor 68 Good
Max LVORI early 4 4 4 4
Max LVORI late 5 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-180815-
Washington-
Including the cities of Washington and Canonsburg
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+12) 76 (+12) 59 74
RH % (24h trend) 76 (-20) 40 (+3) 87 63
20ft Wnd-Val/AM(mph) S 5 S 14 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 7 S 19 G33
Precip Amount 0.00 0.00 0.01 0.35
Precip Duration 1 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1170 1360
Mixing Hgt(ft-agl/msl) 3840 4470
Transport Wnd (mph) S 17 S 29
Vent Rate (kt-ft) 55910 111750
Dispersion 5 5
ADI early 2 Very Poor 16 Gen Poor 11 Poor 68 Good
ADI late 3 Very Poor 63 Good 12 Poor 81 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-180815-
Greene-
Including the city of Waynesburg
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+12) 77 (+12) 58 75
RH % (24h trend) 76 (-22) 44 (+6) 87 64
20ft Wnd-Val/AM(mph) Lgt/Var S 13 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 8 S 6 S 18 G31
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 0 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1260 1390
Mixing Hgt(ft-agl/msl) 4120 4550
Transport Wnd (mph) S 16 S 28
Vent Rate (kt-ft) 52820 109200
Dispersion 5 5
ADI early 2 Very Poor 17 Gen Poor 8 Poor 67 Good
ADI late 3 Very Poor 64 Good 11 Poor 82 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-180815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Showers
Chance Precip (%) 10 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+12) 76 (+13) 57 76
RH % (24h trend) 82 (-17) 39 (-5) 86 58
20ft Wnd-Val/AM(mph) Lgt/Var S 13 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 6 S 20 G30
Precip Amount 0.00 0.00 0.00 0.34
Precip Duration 0 0 5
Precip Begin 2 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 950 1510
Mixing Hgt(ft-agl/msl) 3110 4960
Transport Wnd (mph) S 14 S 24
Vent Rate (kt-ft) 36040 104160
Dispersion 5 5
ADI early 3 Very Poor 15 Gen Poor 8 Poor 63 Good
ADI late 3 Very Poor 45 Gen Good 11 Poor 75 Good
Max LVORI early 4 4 4 4
Max LVORI late 4 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-180815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Showers
Chance Precip (%) 10 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+10) 75 (+15) 55 75
RH % (24h trend) 72 (-17) 31 (-10) 83 51
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 S 5 S 17 G30
Precip Amount 0.00 0.00 0.00 0.39
Precip Duration 0 0 5
Precip Begin 3 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 950 1490
Mixing Hgt(ft-agl/msl) 3100 4880
Transport Wnd (mph) SW 13 S 23
Vent Rate (kt-ft) 30330 97600
Dispersion 5 4
ADI early 3 Very Poor 15 Gen Poor 8 Poor 45 Gen Good
ADI late 4 Very Poor 44 Gen Good 9 Poor 66 Good
Max LVORI early 3 3 3 4
Max LVORI late 3 2 4 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-180815-
Fayette-
Including the city of Uniontown
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 45 (+12) 76 (+13) 58 76
RH % (24h trend) 77 (-20) 41 (-1) 86 59
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 7 S 6 S 18 G30
Precip Amount 0.00 0.00 0.00 0.36
Precip Duration 0 5
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1070 1420
Mixing Hgt(ft-agl/msl) 3520 4670
Transport Wnd (mph) S 14 S 26
Vent Rate (kt-ft) 46450 107410
Dispersion 5 5
ADI early 3 Very Poor 19 Gen Poor 7 Poor 68 Good
ADI late 3 Very Poor 48 Gen Good 10 Poor 77 Good
Max LVORI early 3 3 4 4
Max LVORI late 4 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-180815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 43 (+11) 75 (+14) 55 75
RH % (24h trend) 73 (-17) 38 (-3) 86 55
20ft Wnd-Val/AM(mph) Lgt/Var S 9 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var S 13 G28
Precip Amount 0.00 0.00 0.00 0.40
Precip Duration 0 5
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 980 1440
Mixing Hgt(ft-agl/msl) 3220 4730
Transport Wnd (mph) S 13 S 22
Vent Rate (kt-ft) 35310 89870
Dispersion 5 4
ADI early 3 Very Poor 15 Gen Poor 7 Poor 75 Good
ADI late 4 Very Poor 44 Gen Good 8 Poor 77 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-180815-
Indiana-
Including the city of Indiana
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Showers
Chance Precip (%) 20 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 45 (+13) 75 (+14) 54 76
RH % (24h trend) 79 (-21) 33 (-11) 82 57
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 SE 6 S 17 G30
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 1 0 5
Precip Begin 1 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 870 1260
Mixing Hgt(ft-agl/msl) 2850 4140
Transport Wnd (mph) S 14 S 24
Vent Rate (kt-ft) 30540 86940
Dispersion 5 4
ADI early 3 Very Poor 14 Gen Poor 8 Poor 39 Fair
ADI late 3 Very Poor 47 Gen Good 10 Poor 67 Good
Max LVORI early 3 3 3 4
Max LVORI late 4 2 4 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-180815-
Higher Elevations of Indiana-
Including the city of Armagh
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers None Showers Showers
Chance Precip (%) 20 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 46 (+12) 74 (+14) 56 74
RH % (24h trend) 73 (-22) 32 (-11) 81 56
20ft Wnd-Val/AM(mph) Lgt/Var SE 11 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 SE 6 S 16 G30
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 1 0 5
Precip Begin 1 AM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 910 1110
Mixing Hgt(ft-agl/msl) 2990 3640
Transport Wnd (mph) SW 13 S 26
Vent Rate (kt-ft) 34310 83720
Dispersion 5 4
ADI early 3 Very Poor 12 Poor 9 Poor 36 Fair
ADI late 4 Very Poor 45 Gen Good 10 Poor 66 Good
Max LVORI early 3 3 3 4
Max LVORI late 3 2 4 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-180815-
Hancock-
Including the city of Weirton
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Sprinkles None Showers Tstms
Chance Precip (%) 10 0 40 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+11) 76 (+11) 60 73
RH % (24h trend) 69 (-22) 40 (+4) 84 65
20ft Wnd-Val/AM(mph) S 5 S 13 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 8 S 17 G32
Precip Amount 0.00 0.00 0.02 0.43
Precip Duration 0 1 10
Precip Begin 2 AM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1190 1110
Mixing Hgt(ft-agl/msl) 3890 3630
Transport Wnd (mph) S 18 S 29
Vent Rate (kt-ft) 54540 90750
Dispersion 5 4
ADI early 3 Very Poor 16 Gen Poor 11 Poor 73 Good
ADI late 4 Very Poor 66 Good 12 Poor 70 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-180815-
Brooke-
Including the cities of Follansbee and Wellsburg
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+11) 77 (+12) 61 74
RH % (24h trend) 68 (-31) 40 (+6) 83 64
20ft Wnd-Val/AM(mph) S 5 S 13 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 7 SW 18 G33
Precip Amount 0.00 0.00 0.02 0.44
Precip Duration 1 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1190 1180
Mixing Hgt(ft-agl/msl) 3910 3870
Transport Wnd (mph) S 18 S 29
Vent Rate (kt-ft) 55250 96750
Dispersion 5 4
ADI early 2 Very Poor 18 Gen Poor 11 Poor 77 Good
ADI late 4 Very Poor 66 Good 12 Poor 76 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-180815-
Ohio-
Including the city of Wheeling
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+11) 77 (+11) 61 74
RH % (24h trend) 68 (-32) 43 (+8) 85 66
20ft Wnd-Val/AM(mph) S 5 S 14 G27
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 7 SW 18 G33
Precip Amount 0.00 0.00 0.02 0.42
Precip Duration 1 10
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1180 1120
Mixing Hgt(ft-agl/msl) 3860 3670
Transport Wnd (mph) S 18 S 29
Vent Rate (kt-ft) 54330 91750
Dispersion 5 4
ADI early 2 Very Poor 16 Gen Poor 10 Poor 74 Good
ADI late 4 Very Poor 65 Good 12 Poor 73 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-180815-
Marshall-
Including the city of Moundsville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 48 (+11) 79 (+13) 61 74
RH % (24h trend) 69 (-30) 46 (+9) 85 67
20ft Wnd-Val/AM(mph) S 5 S 13 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 8 S 6 SW 17 G31
Precip Amount 0.00 0.00 0.01 0.45
Precip Duration 1 10
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1270 1120
Mixing Hgt(ft-agl/msl) 4150 3690
Transport Wnd (mph) S 17 S 29
Vent Rate (kt-ft) 60030 92250
Dispersion 5 4
ADI early 2 Very Poor 16 Gen Poor 9 Poor 75 Good
ADI late 4 Very Poor 64 Good 11 Poor 74 Good
Max LVORI early 3 3 4 4
Max LVORI late 3 2 4 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-180815-
Wetzel-
Including the city of New Martinsville
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 100
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+10) 78 (+13) 61 74
RH % (24h trend) 71 (-26) 51 (+13) 86 68
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G26
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 6 S 5 SW 15 G29
Precip Amount 0.00 0.00 0.01 0.44
Precip Duration 0 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1350 1170
Mixing Hgt(ft-agl/msl) 4440 3820
Transport Wnd (mph) S 17 S 26
Vent Rate (kt-ft) 58250 87860
Dispersion 5 4
ADI early 2 Very Poor 12 Poor 8 Poor 71 Good
ADI late 3 Very Poor 86 Good 11 Poor 74 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 4 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-180815-
Marion-
Including the city of Fairmont
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 46 (+11) 76 (+12) 59 74
RH % (24h trend) 75 (-23) 49 (+11) 90 64
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 7 S 5 SW 17 G28
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 0 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1370 1550
Mixing Hgt(ft-agl/msl) 4500 5100
Transport Wnd (mph) SW 15 S 29
Vent Rate (kt-ft) 46980 127500
Dispersion 5 5
ADI early 2 Very Poor 14 Gen Poor 6 Very Poor 65 Good
ADI late 3 Very Poor 66 Good 10 Poor 86 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-180815-
Monongalia-
Including the city of Morgantown
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 47 (+12) 76 (+13) 59 74
RH % (24h trend) 74 (-23) 47 (+8) 87 63
20ft Wnd-Val/AM(mph) Lgt/Var S 11 G25
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 7 S 5 S 16 G28
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 0 9
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1240 1480
Mixing Hgt(ft-agl/msl) 4060 4840
Transport Wnd (mph) S 14 S 28
Vent Rate (kt-ft) 44090 116160
Dispersion 5 5
ADI early 2 Very Poor 18 Gen Poor 7 Poor 66 Good
ADI late 3 Very Poor 56 Gen Good 10 Poor 85 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 4 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-180815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 45 (+11) 74 (+13) 57 74
RH % (24h trend) 72 (-18) 45 (+5) 86 61
20ft Wnd-Val/AM(mph) Lgt/Var S 10 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 6 S 5 S 13 G27
Precip Amount 0.00 0.00 0.00 0.43
Precip Duration 0 5
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1000 1320
Mixing Hgt(ft-agl/msl) 3270 4320
Transport Wnd (mph) SW 13 S 26
Vent Rate (kt-ft) 38120 99360
Dispersion 5 4
ADI early 3 Very Poor 12 Poor 7 Poor 82 Good
ADI late 4 Very Poor 47 Gen Good 9 Poor 74 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-180815-
Preston-
Including the cities of Kingwood and Bruceton Mills
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+11) 76 (+14) 56 74
RH % (24h trend) 74 (-20) 44 (+6) 88 58
20ft Wnd-Val/AM(mph) Lgt/Var S 8 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var S 13 G27
Precip Amount 0.00 0.00 0.00 0.42
Precip Duration 0 5
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1170 1500
Mixing Hgt(ft-agl/msl) 3850 4920
Transport Wnd (mph) SW 13 S 24
Vent Rate (kt-ft) 38870 103320
Dispersion 5 5
ADI early 3 Very Poor 19 Gen Poor 5 Very Poor 84 Good
ADI late 4 Very Poor 55 Gen Good 7 Poor 96 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-180815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None Showers Showers
Chance Precip (%) 0 0 20 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 45 (+11) 74 (+13) 56 73
RH % (24h trend) 69 (-18) 43 (+5) 86 57
20ft Wnd-Val/AM(mph) Lgt/Var S 9 G23
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var S 14 G28
Precip Amount 0.00 0.00 0.00 0.42
Precip Duration 0 5
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1110 1460
Mixing Hgt(ft-agl/msl) 3640 4800
Transport Wnd (mph) SW 13 S 24
Vent Rate (kt-ft) 38480 100800
Dispersion 5 5
ADI early 3 Very Poor 18 Gen Poor 6 Very Poor 68 Good
ADI late 4 Very Poor 51 Gen Good 9 Poor 76 Good
Max LVORI early 3 3 5 4
Max LVORI late 3 2 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-180815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 44 (+10) 76 (+13) 56 74
RH % (24h trend) 66 (-23) 41 (+9) 87 52
20ft Wnd-Val/AM(mph) Lgt/Var S 9 G24
20ft Wnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var S 14 G29
Precip Amount 0.00 0.00 0.00 0.35
Precip Duration 5
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1320 1490
Mixing Hgt(ft-agl/msl) 4320 4900
Transport Wnd (mph) SW 13 S 28
Vent Rate (kt-ft) 39470 117600
Dispersion 5 5
ADI early 3 Very Poor 21 Fair 6 Very Poor 67 Good
ADI late 3 Very Poor 59 Gen Good 7 Poor 81 Good
Max LVORI early 3 2 5 4
Max LVORI late 3 1 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-180815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
143 PM EDT Fri Oct 17 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None None None Showers
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 43 (+10) 73 (+14) 52 70
RH % (24h trend) 60 (-25) 42 (+8) 89 58
20ft Wnd-Val/AM(mph) Lgt/Var S 9 G28
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var S 14 G34
Precip Amount 0.00 0.00 0.00 0.25
Precip Duration 5
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1160 1310
Mixing Hgt(ft-agl/msl) 3810 4300
Transport Wnd (mph) W 13 S 28
Vent Rate (kt-ft) 44710 103200
Dispersion 5 4
ADI early 3 Very Poor 17 Gen Poor 5 Very Poor 61 Good
ADI late 4 Very Poor 49 Gen Good 9 Poor 76 Good
Max LVORI early 3 2 4 4
Max LVORI late 2 2 5 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY...Mostly cloudy. Showers likely. Lows in the lower 40s.
Highs around 60. West winds 10 to 15 mph.
.TUESDAY...Partly cloudy. A chance of showers. Lows in the lower
40s. Highs in the lower 60s. Southwest winds 10 to 15 mph.
.WEDNESDAY...Mostly cloudy. A chance of rain showers. Lows around
40. Highs in the lower 50s. West winds 10 to 15 mph.
.THURSDAY...Mostly cloudy. Lows in the upper 30s. Highs in the
upper 50s. Southwest winds 10 to 15 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows around 40.
Highs in the upper 50s. West winds 5 to 10 mph.
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