Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
144
FNUS51 KPBZ 281754
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1254 PM EST Fri Nov 28 2025
.DISCUSSION...
Snow showers, with moderate to heavy bands possible along and
north of I-80, will continue this afternoon under northwest flow.
Building high pressure should gradually taper off snow through
the day, with most of the region dry on Saturday.
OHZ039-290915-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 40 90 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-6) 36 (+2) 28 41
RH % (24h trend) 89 (+6) 43 (-10) 84 67
Wind 20ft/early(mph) W 7 Lgt/Var SE 6 SW 14 G25
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 11 G23 SW 14 G24
Precip Amount 0.00 0.00 0.11 0.07
Precip Duration 1 10 6
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 840 1040
Mixing Hgt(ft-agl/msl) 2740 3410
Transport Wnd (mph) S 8 W 29
Vent Rate (kt-ft) 22460 89680
Category Day 2 4
Inversion 7pm 24F/9am 5pm 35F/7am
Dispersion 5 5
Max ADI Early 18 Gen Poor 19 Gen Poor 14 Gen Poor 56 Gen Good
Max ADI Late 6 Very Poor 21 Fair 24 Fair 75 Good
Max LVORI Early 4 5 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-290915-
Carroll-
Including the cities of Carrollton and Malvern
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 40 90 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 35 (+1) 28 40
RH % (24h trend) 87 (+3) 45 (-9) 82 69
Wind 20ft/early(mph) W 9 G17 Lgt/Var SE 7 SW 15 G25
Wind 20ft/late(mph) W 5 SE 5 S 11 G22 SW 15 G25
Precip Amount 0.00 0.00 0.10 0.07
Precip Duration 1 10 8
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 840 1040
Mixing Hgt(ft-agl/msl) 2750 3430
Transport Wnd (mph) S 8 W 30
Vent Rate (kt-ft) 19830 97290
Category Day 2 4
Inversion 8pm 25F/9am 5pm 35F/8am
Dispersion 5 5
Max ADI Early 23 Fair 20 Gen Poor 14 Gen Poor 53 Gen Good
Max ADI Late 10 Poor 21 Fair 30 Fair 76 Good
Max LVORI Early 4 4 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-290915-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 40 90 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 35 (+1) 28 40
RH % (24h trend) 86 (-1) 47 (-8) 82 70
Wind 20ft/early(mph) W 9 G18 Lgt/Var SE 7 S 14 G25
Wind 20ft/late(mph) W 6 Lgt/Var S 10 G22 SW 15 G25
Precip Amount 0.00 0.00 0.11 0.07
Precip Duration 1 10 8
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 900 1110
Mixing Hgt(ft-agl/msl) 2950 3630
Transport Wnd (mph) S 7 W 30
Vent Rate (kt-ft) 20930 105320
Category Day 2 4
Inversion 7pm 22F/4am 6pm 31F/4am
Dispersion 5 5
Max ADI Early 22 Fair 21 Fair 13 Gen Poor 56 Gen Good
Max ADI Late 15 Gen Poor 20 Gen Poor 26 Fair 82 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-290915-
Coshocton-
Including the city of Coshocton
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 50 90 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-6) 36 (+2) 28 41
RH % (24h trend) 91 (+8) 44 (-11) 90 67
Wind 20ft/early(mph) W 5 Lgt/Var SE 6 SW 13 G23
Wind 20ft/late(mph) Lgt/Var SE 5 S 10 G22 W 13 G23
Precip Amount 0.00 0.00 0.13 0.06
Precip Duration 1 10 6
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing 1 PM
Mixing Hgt(m-agl/msl) 800 1040
Mixing Hgt(ft-agl/msl) 2630 3410
Transport Wnd (mph) S 9 W 29
Vent Rate (kt-ft) 23360 91950
Category Day 2 4
Inversion 7pm 24F/9am 5pm 35F/7am
Dispersion 5 5
Max ADI Early 17 Gen Poor 20 Gen Poor 16 Gen Poor 57 Gen Good
Max ADI Late 5 Very Poor 23 Fair 26 Fair 75 Good
Max LVORI Early 4 6 3 4
Max LVORI Late 6 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-290915-
Harrison-
Including the city of Cadiz
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 30 80 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-6) 37 (+3) 28 42
RH % (24h trend) 88 (+8) 41 (-10) 80 65
Wind 20ft/early(mph) W 8 Lgt/Var SE 6 SW 14 G26
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 10 G22 SW 14 G26
Precip Amount 0.00 0.00 0.07 0.07
Precip Duration 0 6 8
Precip Begin 4 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 820 1100
Mixing Hgt(ft-agl/msl) 2670 3600
Transport Wnd (mph) S 7 W 29
Vent Rate (kt-ft) 19100 100240
Category Day 2 4
Inversion 7pm 25F/9am 5pm 34F/6am
Dispersion 5 5
Max ADI Early 19 Gen Poor 21 Fair 11 Poor 52 Gen Good
Max ADI Late 7 Poor 19 Gen Poor 22 Fair 75 Good
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-290915-
Jefferson OH-
Including the city of Steubenville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 80 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-6) 36 (+2) 29 42
RH % (24h trend) 84 (+2) 42 (-8) 77 64
Wind 20ft/early(mph) W 9 Lgt/Var SE 6 S 14 G26
Wind 20ft/late(mph) W 5 Lgt/Var S 10 G21 SW 14 G26
Precip Amount 0.00 0.00 0.07 0.07
Precip Duration 6 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 870 1150
Mixing Hgt(ft-agl/msl) 2850 3760
Transport Wnd (mph) S 7 W 31
Vent Rate (kt-ft) 20180 110620
Category Day 2 5
Inversion 7pm 25F/9am 5pm 33F/4am
Dispersion 5 5
Max ADI Early 19 Gen Poor 22 Fair 10 Poor 55 Gen Good
Max ADI Late 10 Poor 18 Gen Poor 22 Fair 82 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-290915-
Muskingum-
Including the city of Zanesville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None Snow Snow/Rain Snow/Rain
Chance Precip (%) 0 40 80 60
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-6) 37 (+3) 29 42
RH % (24h trend) 90 (+11) 42 (-11) 88 65
Wind 20ft/early(mph) Lgt/Var Lgt/Var SE 5 SW 13 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 10 G21 W 12 G23
Precip Amount 0.00 0.00 0.07 0.05
Precip Duration 1 10 6
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing 1 PM
Mixing Hgt(m-agl/msl) 780 1130
Mixing Hgt(ft-agl/msl) 2550 3690
Transport Wnd (mph) S 9 W 29
Vent Rate (kt-ft) 24310 101220
Category Day 2 4
Inversion 7pm 28F/10am 5pm 36F/7am
Dispersion 5 5
Max ADI Early 15 Gen Poor 22 Fair 12 Poor 56 Gen Good
Max ADI Late 4 Very Poor 21 Fair 21 Fair 78 Good
Max LVORI Early 3 6 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-290915-
Guernsey-
Including the city of Cambridge
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None Snow Snow Snow/Rain
Chance Precip (%) 0 30 80 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-6) 37 (+2) 29 42
RH % (24h trend) 90 (+5) 41 (-10) 82 64
Wind 20ft/early(mph) W 5 Lgt/Var SE 5 SW 12 G24
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 9 G22 W 12 G24
Precip Amount 0.00 0.00 0.05 0.06
Precip Duration 0 6 6
Precip Begin 4 PM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 800 1140
Mixing Hgt(ft-agl/msl) 2610 3740
Transport Wnd (mph) S 8 W 25
Vent Rate (kt-ft) 19310 87250
Category Day 2 4
Inversion 7pm 25F/9am 5pm 35F/7am
Dispersion 5 5
Max ADI Early 19 Gen Poor 20 Gen Poor 11 Poor 53 Gen Good
Max ADI Late 5 Very Poor 20 Gen Poor 22 Fair 72 Good
Max LVORI Early 3 6 3 4
Max LVORI Late 6 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-290915-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-6) 37 (+2) 29 43
RH % (24h trend) 88 (+4) 40 (-10) 79 62
Wind 20ft/early(mph) W 7 G17 Lgt/Var SE 5 S 13 G26
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 10 G22 SW 13 G26
Precip Amount 0.00 0.00 0.05 0.07
Precip Duration 5 7
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 770 1120
Mixing Hgt(ft-agl/msl) 2530 3680
Transport Wnd (mph) S 7 W 28
Vent Rate (kt-ft) 17450 107310
Category Day 2 4
Inversion 7pm 26F/9am 5pm 35F/6am
Dispersion 5 5
Max ADI Early 18 Gen Poor 19 Gen Poor 11 Poor 49 Gen Good
Max ADI Late 7 Poor 19 Gen Poor 22 Fair 75 Good
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-290915-
Noble-
Including the city of Caldwell
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 70
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-5) 38 (+3) 29 43
RH % (24h trend) 89 (+12) 41 (-10) 81 64
Wind 20ft/early(mph) W 5 Lgt/Var SE 5 SW 11 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 9 G22 W 11 G23
Precip Amount 0.00 0.00 0.04 0.06
Precip Duration 5 6
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 740 1140
Mixing Hgt(ft-agl/msl) 2440 3750
Transport Wnd (mph) S 7 W 25
Vent Rate (kt-ft) 17090 87820
Category Day 2 4
Inversion 7pm 25F/9am 5pm 37F/8am
Dispersion 5 5
Max ADI Early 12 Poor 19 Gen Poor 10 Poor 50 Gen Good
Max ADI Late 5 Very Poor 19 Gen Poor 21 Fair 70 Good
Max LVORI Early 3 6 3 4
Max LVORI Late 5 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-290915-
Monroe-
Including the city of Woodsfield
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-5) 38 (+3) 30 44
RH % (24h trend) 85 (+5) 41 (-8) 78 59
Wind 20ft/early(mph) W 5 Lgt/Var Lgt/Var S 10 G24
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 8 G22 W 10 G24
Precip Amount 0.00 0.00 0.04 0.07
Precip Duration 5 7
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 750 1130
Mixing Hgt(ft-agl/msl) 2460 3690
Transport Wnd (mph) S 6 W 26
Vent Rate (kt-ft) 15250 93710
Category Day 2 4
Inversion 7pm 26F/9am 4pm 35F/5am
Dispersion 4 5
Max ADI Early 13 Gen Poor 18 Gen Poor 8 Poor 43 Gen Good
Max ADI Late 5 Very Poor 17 Gen Poor 20 Gen Poor 69 Good
Max LVORI Early 3 5 3 4
Max LVORI Late 4 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-290915-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Cloudy Mcldy
Precip Type Snow Showers Snow Snow Snow/Rain
Chance Precip (%) 40 40 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 33 (0) 25 39
RH % (24h trend) 95 (+2) 57 (-14) 88 76
Wind 20ft/early(mph) W 9 G18 Lgt/Var SE 7 S 15 G24
Wind 20ft/late(mph) W 6 Lgt/Var SE 12 G21 SW 15 G25
Precip Amount 0.01 0.00 0.16 0.11
Precip Duration 2 1 10 8
Precip Begin 6 PM 1 PM Continuing Continuing
Precip End 4 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 880 1020
Mixing Hgt(ft-agl/msl) 2890 3350
Transport Wnd (mph) SW 7 SW 30
Vent Rate (kt-ft) 20750 98880
Category Day 2 4
Inversion 6pm 25F/9am 5pm 34F/9am
Dispersion 5 5
Max ADI Early 14 Gen Poor 15 Gen Poor 15 Gen Poor 51 Gen Good
Max ADI Late 11 Poor 18 Gen Poor 23 Fair 74 Good
Max LVORI Early 5 6 4 4
Max LVORI Late 6 3 4 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-290915-
Venango-
Including the cities of Oil City and Franklin
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type Snow Showers Snow Snow Snow/Rain
Chance Precip (%) 30 40 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 33 (0) 25 39
RH % (24h trend) 97 (+4) 60 (-11) 90 78
Wind 20ft/early(mph) W 8 G19 Lgt/Var SE 6 S 12 G23
Wind 20ft/late(mph) W 5 Lgt/Var SE 10 G22 SW 12 G23
Precip Amount 0.02 0.00 0.16 0.12
Precip Duration 2 1 10 8
Precip Begin 6 PM 6 AM Continuing Continuing
Precip End 4 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 920 970
Mixing Hgt(ft-agl/msl) 3030 3180
Transport Wnd (mph) SW 7 W 28
Vent Rate (kt-ft) 19960 91400
Category Day 2 4
Inversion 6pm 24F/9am 5pm 29F/4am
Dispersion 5 5
Max ADI Early 14 Gen Poor 18 Gen Poor 15 Gen Poor 46 Gen Good
Max ADI Late 10 Poor 22 Fair 21 Fair 67 Good
Max LVORI Early 5 6 4 4
Max LVORI Late 6 3 4 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-290915-
Forest-
Including the city of Tionesta
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Snow Showers None Snow Snow/Rain
Chance Precip (%) 40 0 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 33 (+1) 24 39
RH % (24h trend) 92 (+1) 58 (-9) 87 76
Wind 20ft/early(mph) W 7 G19 Lgt/Var Lgt/Var S 10 G23
Wind 20ft/late(mph) W 5 Lgt/Var SE 9 G22 SW 10 G23
Precip Amount 0.02 0.00 0.13 0.14
Precip Duration 2 6 8
Precip Begin 6 PM 6 PM Continuing
Precip End 3 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 980 850
Mixing Hgt(ft-agl/msl) 3210 2800
Transport Wnd (mph) SW 7 W 23
Vent Rate (kt-ft) 20950 69230
Category Day 2 4
Inversion 6pm 25F/9am 5pm 27F/4am
Dispersion 5 5
Max ADI Early 19 Gen Poor 21 Fair 15 Gen Poor 46 Gen Good
Max ADI Late 10 Poor 22 Fair 25 Fair 54 Gen Good
Max LVORI Early 5 5 4 4
Max LVORI Late 5 3 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-290915-
Lawrence-
Including the cities of New Castle and Ellwood City
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type Flurries Snow Snow Snow/Rain
Chance Precip (%) 20 40 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 35 (+1) 26 41
RH % (24h trend) 92 (+7) 50 (-11) 85 71
Wind 20ft/early(mph) W 8 G18 Lgt/Var SE 6 S 12 G23
Wind 20ft/late(mph) W 5 Lgt/Var SE 9 G20 SW 13 G23
Precip Amount 0.00 0.00 0.12 0.08
Precip Duration 1 1 10 8
Precip Begin 6 PM 2 PM Continuing Continuing
Precip End 2 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 920 1150
Mixing Hgt(ft-agl/msl) 3030 3760
Transport Wnd (mph) S 7 SW 31
Vent Rate (kt-ft) 19360 115640
Category Day 2 5
Inversion 9pm 26F/9am 5pm 30F/4am
Dispersion 5 5
Max ADI Early 25 Fair 23 Fair 14 Gen Poor 55 Gen Good
Max ADI Late 14 Gen Poor 22 Fair 21 Fair 81 Good
Max LVORI Early 4 5 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-290915-
Butler-
Including the city of Butler
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type Flurries None Snow Snow/Rain
Chance Precip (%) 10 0 80 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-4) 35 (+1) 25 41
RH % (24h trend) 93 (+10) 54 (-9) 86 71
Wind 20ft/early(mph) W 9 G19 Lgt/Var SE 6 S 12 G22
Wind 20ft/late(mph) W 6 Lgt/Var SE 9 G19 SW 13 G23
Precip Amount 0.00 0.00 0.10 0.09
Precip Duration 1 6 8
Precip Begin 6 PM 6 PM Continuing
Precip End 12 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 920 1000
Mixing Hgt(ft-agl/msl) 3010 3270
Transport Wnd (mph) SW 7 W 24
Vent Rate (kt-ft) 18890 82690
Category Day 2 4
Inversion 10pm 25F/9am 6pm 33F/8am
Dispersion 5 5
Max ADI Early 29 Fair 21 Fair 14 Gen Poor 47 Gen Good
Max ADI Late 16 Gen Poor 22 Fair 20 Gen Poor 64 Good
Max LVORI Early 4 6 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-290915-
Clarion-
Including the city of Clarion
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Mcldy Mcldy Mcldy
Precip Type Flurries None Snow Snow/Rain
Chance Precip (%) 20 0 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 34 (+1) 26 40
RH % (24h trend) 90 (+5) 56 (-9) 86 70
Wind 20ft/early(mph) W 9 G20 Lgt/Var SE 5 S 11 G23
Wind 20ft/late(mph) W 6 Lgt/Var SE 9 G22 SW 12 G22
Precip Amount 0.01 0.00 0.13 0.12
Precip Duration 1 6 8
Precip Begin 6 PM 6 PM Continuing
Precip End 1 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 940 910
Mixing Hgt(ft-agl/msl) 3080 3000
Transport Wnd (mph) SW 7 W 23
Vent Rate (kt-ft) 20450 74340
Category Day 2 4
Inversion 7pm 25F/9am 7pm 29F/4am
Dispersion 5 5
Max ADI Early 31 Fair 21 Fair 15 Gen Poor 42 Gen Good
Max ADI Late 13 Gen Poor 25 Fair 22 Fair 57 Gen Good
Max LVORI Early 4 5 3 4
Max LVORI Late 5 3 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-290915-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Flurries None Snow Snow/Rain
Chance Precip (%) 20 0 90 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-3) 33 (+1) 26 39
RH % (24h trend) 86 (+4) 54 (-9) 81 65
Wind 20ft/early(mph) W 10 G22 Lgt/Var SE 6 G17 S 12 G23
Wind 20ft/late(mph) W 7 G17 Lgt/Var SE 10 G22 SW 12 G23
Precip Amount 0.01 0.00 0.11 0.13
Precip Duration 2 6 8
Precip Begin 6 PM 6 PM Continuing
Precip End 2 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 930 810
Mixing Hgt(ft-agl/msl) 3050 2650
Transport Wnd (mph) W 7 W 23
Vent Rate (kt-ft) 19490 60000
Category Day 2 4
Inversion 7pm 23F/4am 7pm 29F/7am
Dispersion 5 5
Max ADI Early 35 Fair 17 Gen Poor 16 Gen Poor 40 Fair
Max ADI Late 20 Gen Poor 22 Fair 17 Gen Poor 50 Gen Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-290915-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 80 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-4) 35 (+1) 28 41
RH % (24h trend) 86 (+1) 48 (-7) 81 65
Wind 20ft/early(mph) W 8 G18 Lgt/Var SE 5 S 12 G23
Wind 20ft/late(mph) W 5 Lgt/Var S 8 G19 SW 13 G24
Precip Amount 0.00 0.00 0.07 0.07
Precip Duration 6 8
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 940 1120
Mixing Hgt(ft-agl/msl) 3070 3670
Transport Wnd (mph) S 7 W 29
Vent Rate (kt-ft) 20110 100850
Category Day 2 4
Inversion 7pm 23F/4am 6pm 32F/4am
Dispersion 5 5
Max ADI Early 25 Fair 24 Fair 11 Poor 56 Gen Good
Max ADI Late 12 Poor 22 Fair 20 Gen Poor 80 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-290915-
Allegheny-
Including the city of Pittsburgh Metro Area
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-5) 36 (+2) 29 44
RH % (24h trend) 89 (+6) 48 (-7) 81 61
Wind 20ft/early(mph) W 9 G19 Lgt/Var SE 6 S 12 G23
Wind 20ft/late(mph) W 6 Lgt/Var S 8 G18 SW 14 G24
Precip Amount 0.00 0.00 0.06 0.06
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 940 1110
Mixing Hgt(ft-agl/msl) 3070 3650
Transport Wnd (mph) SW 6 W 25
Vent Rate (kt-ft) 19510 90070
Category Day 2 4
Inversion 8pm 23F/5am 6pm 34F/6am
Dispersion 5 5
Max ADI Early 24 Fair 24 Fair 10 Poor 49 Gen Good
Max ADI Late 15 Gen Poor 19 Gen Poor 17 Gen Poor 70 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-290915-
Armstrong-
Including the cities of Kittanning and Ford City
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 80 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 36 (+2) 27 42
RH % (24h trend) 91 (+10) 53 (-8) 84 65
Wind 20ft/early(mph) W 10 G20 Lgt/Var SE 6 S 11 G21
Wind 20ft/late(mph) W 6 Lgt/Var SE 9 G19 SW 13 G22
Precip Amount 0.00 0.00 0.09 0.10
Precip Duration 6 8
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 950 930
Mixing Hgt(ft-agl/msl) 3120 3040
Transport Wnd (mph) SW 7 W 23
Vent Rate (kt-ft) 20620 71090
Category Day 2 4
Inversion 10pm 26F/9am 5pm 33F/8am
Dispersion 5 5
Max ADI Early 30 Fair 20 Gen Poor 13 Gen Poor 40 Fair
Max ADI Late 15 Gen Poor 20 Gen Poor 17 Gen Poor 56 Gen Good
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-290915-
Washington-
Including the cities of Washington and Canonsburg
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-6) 36 (+2) 28 44
RH % (24h trend) 88 (+7) 43 (-9) 76 59
Wind 20ft/early(mph) W 9 G18 Lgt/Var SE 5 S 14 G25
Wind 20ft/late(mph) W 5 Lgt/Var S 8 G20 SW 15 G25
Precip Amount 0.00 0.00 0.05 0.06
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 870 1030
Mixing Hgt(ft-agl/msl) 2860 3390
Transport Wnd (mph) S 6 W 26
Vent Rate (kt-ft) 18260 89880
Category Day 2 4
Inversion 7pm 26F/9am 5pm 34F/6am
Dispersion 5 5
Max ADI Early 19 Gen Poor 19 Gen Poor 8 Poor 51 Gen Good
Max ADI Late 10 Poor 19 Gen Poor 20 Gen Poor 71 Good
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-290915-
Greene-
Including the city of Waynesburg
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 37 (+3) 28 45
RH % (24h trend) 88 (+3) 43 (-11) 77 55
Wind 20ft/early(mph) W 7 G17 Lgt/Var Lgt/Var S 12 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G20 SW 13 G23
Precip Amount 0.00 0.00 0.04 0.07
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 780 1060
Mixing Hgt(ft-agl/msl) 2540 3480
Transport Wnd (mph) S 6 W 24
Vent Rate (kt-ft) 13630 82640
Category Day 2 4
Inversion 7pm 26F/9am 4pm 35F/6am
Dispersion 4 5
Max ADI Early 19 Gen Poor 16 Gen Poor 7 Poor 47 Gen Good
Max ADI Late 6 Very Poor 17 Gen Poor 19 Gen Poor 65 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-290915-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 37 (+3) 28 44
RH % (24h trend) 92 (+11) 47 (-8) 81 58
Wind 20ft/early(mph) W 10 G19 Lgt/Var SE 6 S 13 G22
Wind 20ft/late(mph) W 6 Lgt/Var SE 8 G18 SW 16
Precip Amount 0.00 0.00 0.06 0.07
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 890 1010
Mixing Hgt(ft-agl/msl) 2920 3300
Transport Wnd (mph) SW 6 W 23
Vent Rate (kt-ft) 19210 71530
Category Day 2 4
Inversion 6pm 26F/9am 5pm 36F/8am
Dispersion 5 5
Max ADI Early 27 Fair 19 Gen Poor 13 Gen Poor 43 Gen Good
Max ADI Late 18 Gen Poor 17 Gen Poor 14 Gen Poor 57 Gen Good
Max LVORI Early 3 5 3 4
Max LVORI Late 5 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-290915-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-4) 36 (+5) 28 43
RH % (24h trend) 83 (+1) 43 (-11) 73 54
Wind 20ft/early(mph) W 11 G23 Lgt/Var SE 8 G22 S 11 G23
Wind 20ft/late(mph) W 8 G21 Lgt/Var SE 10 G23 SW 12 G22
Precip Amount 0.00 0.00 0.06 0.09
Precip Duration 5 11
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 830 1030
Mixing Hgt(ft-agl/msl) 2730 3380
Transport Wnd (mph) W 6 W 23
Vent Rate (kt-ft) 18070 77290
Category Day 2 4
Inversion None None 6pm 34F/8am
Dispersion 5 5
Max ADI Early 29 Fair 15 Gen Poor 17 Gen Poor 38 Fair
Max ADI Late 19 Gen Poor 16 Gen Poor 16 Gen Poor 57 Gen Good
Max LVORI Early 3 4 2 3
Max LVORI Late 4 2 2 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-290915-
Fayette-
Including the city of Uniontown
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-5) 38 (+4) 29 45
RH % (24h trend) 91 (+13) 43 (-10) 77 53
Wind 20ft/early(mph) W 8 G18 Lgt/Var SE 5 S 11 G22
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G18 SW 13 G22
Precip Amount 0.00 0.00 0.04 0.06
Precip Duration 4 8
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 810 1080
Mixing Hgt(ft-agl/msl) 2650 3540
Transport Wnd (mph) S 5 W 20
Vent Rate (kt-ft) 13130 70300
Category Day 1 4
Inversion 6pm 26F/9am 4pm 36F/6am
Dispersion 4 5
Max ADI Early 19 Gen Poor 15 Gen Poor 8 Poor 45 Gen Good
Max ADI Late 9 Poor 15 Gen Poor 13 Gen Poor 54 Gen Good
Max LVORI Early 3 5 2 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-290915-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-4) 37 (+7) 27 43
RH % (24h trend) 87 (+5) 41 (-14) 79 53
Wind 20ft/early(mph) W 9 G20 Lgt/Var SE 6 G18 S 9 G21
Wind 20ft/late(mph) W 5 G17 Lgt/Var SE 8 G20 SW 10 G21
Precip Amount 0.00 0.00 0.06 0.09
Precip Duration 4 11
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 700 980
Mixing Hgt(ft-agl/msl) 2300 3210
Transport Wnd (mph) SW 5 W 21
Vent Rate (kt-ft) 11100 72880
Category Day 1 4
Inversion 6pm 24F/9am 4pm 37F/9am
Dispersion 4 5
Max ADI Early 27 Fair 11 Poor 13 Gen Poor 40 Fair
Max ADI Late 14 Gen Poor 15 Gen Poor 13 Gen Poor 56 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-290915-
Indiana-
Including the city of Indiana
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-3) 35 (+2) 27 43
RH % (24h trend) 87 (+7) 51 (-9) 79 61
Wind 20ft/early(mph) W 11 G23 Lgt/Var SE 7 G18 S 12 G21
Wind 20ft/late(mph) W 8 G18 Lgt/Var SE 10 G21 SW 13 G22
Precip Amount 0.00 0.00 0.09 0.11
Precip Duration 5 9
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 910 890
Mixing Hgt(ft-agl/msl) 3000 2920
Transport Wnd (mph) W 7 W 22
Vent Rate (kt-ft) 21290 68860
Category Day 2 4
Inversion None None 6pm 31F/7am
Dispersion 5 5
Max ADI Early 29 Fair 20 Gen Poor 15 Gen Poor 35 Fair
Max ADI Late 20 Gen Poor 18 Gen Poor 16 Gen Poor 50 Gen Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-290915-
Higher Elevations of Indiana-
Including the city of Armagh
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 90
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 22 (-2) 35 (+4) 27 42
RH % (24h trend) 82 (+1) 49 (-10) 74 57
Wind 20ft/early(mph) W 12 G23 Lgt/Var SE 7 G21 S 11 G23
Wind 20ft/late(mph) W 8 G20 Lgt/Var SE 11 G23 SW 12 G22
Precip Amount 0.00 0.00 0.07 0.10
Precip Duration 5 11
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 820 880
Mixing Hgt(ft-agl/msl) 2690 2880
Transport Wnd (mph) W 7 W 23
Vent Rate (kt-ft) 19840 67100
Category Day 2 4
Inversion None None 6pm 31F/7am
Dispersion 5 5
Max ADI Early 27 Fair 18 Gen Poor 19 Gen Poor 32 Fair
Max ADI Late 19 Gen Poor 16 Gen Poor 19 Gen Poor 50 Gen Good
Max LVORI Early 3 4 3 3
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-290915-
Hancock-
Including the city of Weirton
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 80 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-4) 35 (+1) 30 41
RH % (24h trend) 82 (-2) 44 (-7) 77 64
Wind 20ft/early(mph) W 9 Lgt/Var SE 6 S 12 G23
Wind 20ft/late(mph) W 5 Lgt/Var S 9 G19 SW 13 G24
Precip Amount 0.00 0.00 0.07 0.07
Precip Duration 6 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 940 1190
Mixing Hgt(ft-agl/msl) 3090 3920
Transport Wnd (mph) S 7 W 30
Vent Rate (kt-ft) 19980 105750
Category Day 2 4
Inversion 7pm 23F/4am 6pm 33F/4am
Dispersion 5 5
Max ADI Early 21 Fair 23 Fair 11 Poor 57 Gen Good
Max ADI Late 11 Poor 22 Fair 26 Fair 84 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-290915-
Brooke-
Including the cities of Follansbee and Wellsburg
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-4) 37 (+3) 30 42
RH % (24h trend) 81 (-1) 41 (-8) 74 60
Wind 20ft/early(mph) W 8 Lgt/Var SE 5 S 13 G25
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 9 G20 SW 14 G25
Precip Amount 0.00 0.00 0.05 0.06
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 890 1130
Mixing Hgt(ft-agl/msl) 2930 3710
Transport Wnd (mph) S 7 W 30
Vent Rate (kt-ft) 18560 103680
Category Day 2 4
Inversion 7pm 26F/9am 5pm 35F/7am
Dispersion 5 5
Max ADI Early 18 Gen Poor 19 Gen Poor 9 Poor 57 Gen Good
Max ADI Late 9 Poor 21 Fair 20 Gen Poor 81 Good
Max LVORI Early 3 4 3 3
Max LVORI Late 4 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-290915-
Ohio-
Including the city of Wheeling
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Cloudy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 70 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-5) 37 (+3) 30 42
RH % (24h trend) 83 (+1) 41 (-10) 76 60
Wind 20ft/early(mph) W 8 G17 Lgt/Var SE 5 S 14 G25
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 9 G20 SW 14 G25
Precip Amount 0.00 0.00 0.04 0.06
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 830 1090
Mixing Hgt(ft-agl/msl) 2720 3580
Transport Wnd (mph) S 7 W 28
Vent Rate (kt-ft) 18090 101010
Category Day 2 4
Inversion 7pm 26F/9am 5pm 35F/6am
Dispersion 5 5
Max ADI Early 20 Gen Poor 18 Gen Poor 9 Poor 50 Gen Good
Max ADI Late 9 Poor 20 Gen Poor 21 Fair 70 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 3 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-290915-
Marshall-
Including the city of Moundsville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 60 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-4) 39 (+4) 30 44
RH % (24h trend) 81 (-7) 42 (-11) 76 56
Wind 20ft/early(mph) W 7 Lgt/Var Lgt/Var S 12 G24
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 9 G21 SW 13 G24
Precip Amount 0.00 0.00 0.04 0.07
Precip Duration 5 8
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 780 1110
Mixing Hgt(ft-agl/msl) 2570 3630
Transport Wnd (mph) S 6 W 24
Vent Rate (kt-ft) 14810 92180
Category Day 2 4
Inversion 7pm 26F/9am 5pm 36F/6am
Dispersion 4 5
Max ADI Early 18 Gen Poor 17 Gen Poor 8 Poor 47 Gen Good
Max ADI Late 6 Very Poor 16 Gen Poor 20 Gen Poor 67 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-290915-
Wetzel-
Including the city of New Martinsville
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 21 (-4) 37 (+3) 30 43
RH % (24h trend) 81 (-5) 43 (-12) 77 55
Wind 20ft/early(mph) W 6 Lgt/Var Lgt/Var S 10 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G20 SW 11 G23
Precip Amount 0.00 0.00 0.04 0.07
Precip Duration 2 7
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 720 1060
Mixing Hgt(ft-agl/msl) 2370 3480
Transport Wnd (mph) S 6 W 23
Vent Rate (kt-ft) 13480 78060
Category Day 2 4
Inversion 7pm 23F/5am 6pm 36F/7am
Dispersion 4 5
Max ADI Early 19 Gen Poor 15 Gen Poor 8 Poor 41 Gen Good
Max ADI Late 6 Very Poor 16 Gen Poor 19 Gen Poor 61 Good
Max LVORI Early 3 4 3 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-290915-
Marion-
Including the city of Fairmont
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 37 (+4) 30 44
RH % (24h trend) 84 (+4) 42 (-14) 77 53
Wind 20ft/early(mph) W 6 Lgt/Var Lgt/Var S 10 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 6 G18 SW 11 G23
Precip Amount 0.00 0.00 0.04 0.07
Precip Duration 2 7
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 700 1000
Mixing Hgt(ft-agl/msl) 2300 3280
Transport Wnd (mph) SE 5 W 22
Vent Rate (kt-ft) 11150 75350
Category Day 1 4
Inversion 6pm 21F/8am 4pm 35F/7am
Dispersion 4 5
Max ADI Early 16 Gen Poor 13 Gen Poor 8 Poor 40 Fair
Max ADI Late 7 Poor 15 Gen Poor 14 Gen Poor 55 Gen Good
Max LVORI Early 3 5 2 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-290915-
Monongalia-
Including the city of Morgantown
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 20 (-4) 38 (+5) 29 44
RH % (24h trend) 85 (-2) 42 (-13) 77 51
Wind 20ft/early(mph) W 7 Lgt/Var Lgt/Var S 10 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G18 SW 11 G23
Precip Amount 0.00 0.00 0.04 0.06
Precip Duration 2 7
Precip Begin 6 PM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 760 1020
Mixing Hgt(ft-agl/msl) 2480 3330
Transport Wnd (mph) S 5 W 21
Vent Rate (kt-ft) 11560 75500
Category Day 1 4
Inversion 6pm 26F/9am 4pm 36F/6am
Dispersion 4 5
Max ADI Early 17 Gen Poor 13 Gen Poor 7 Poor 44 Gen Good
Max ADI Late 8 Poor 15 Gen Poor 14 Gen Poor 53 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-290915-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 19 (-3) 37 (+7) 29 42
RH % (24h trend) 84 (-7) 41 (-16) 79 49
Wind 20ft/early(mph) W 8 G17 Lgt/Var SE 6 S 9 G21
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G18 SW 10 G21
Precip Amount 0.00 0.00 0.05 0.08
Precip Duration 2 7
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 590 830
Mixing Hgt(ft-agl/msl) 1930 2720
Transport Wnd (mph) SE 5 W 21
Vent Rate (kt-ft) 9820 58220
Category Day 1 3
Inversion 6pm 24F/9am 4pm 35F/7am
Dispersion 4 5
Max ADI Early 17 Gen Poor 9 Poor 9 Poor 37 Fair
Max ADI Late 12 Poor 11 Poor 13 Gen Poor 49 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-290915-
Preston-
Including the cities of Kingwood and Bruceton Mills
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-4) 39 (+8) 29 44
RH % (24h trend) 85 (-4) 38 (-19) 80 48
Wind 20ft/early(mph) W 6 G17 Lgt/Var Lgt/Var S 8 G20
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 5 G17 SW 9 G20
Precip Amount 0.00 0.00 0.05 0.10
Precip Duration 2 7
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 700 900
Mixing Hgt(ft-agl/msl) 2280 2940
Transport Wnd (mph) SE 5 W 22
Vent Rate (kt-ft) 13620 67750
Category Day 1 4
Inversion 7pm 24F/9am 4pm 34F/7am
Dispersion 4 5
Max ADI Early 25 Fair 10 Poor 8 Poor 40 Fair
Max ADI Late 12 Poor 13 Gen Poor 11 Poor 52 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-290915-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 50 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 18 (-2) 37 (+9) 28 43
RH % (24h trend) 86 (-5) 38 (-24) 81 48
Wind 20ft/early(mph) W 11 G22 Lgt/Var SE 6 S 9 G22
Wind 20ft/late(mph) W 6 G17 Lgt/Var S 8 G18 SW 11 G23
Precip Amount 0.00 0.00 0.04 0.14
Precip Duration 2 10
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 620 790
Mixing Hgt(ft-agl/msl) 2030 2600
Transport Wnd (mph) S 6 W 23
Vent Rate (kt-ft) 12550 68170
Category Day 1 3
Inversion 7pm 23F/9am 4pm 37F/9am
Dispersion 4 5
Max ADI Early 27 Fair 10 Poor 12 Poor 38 Fair
Max ADI Late 17 Gen Poor 14 Gen Poor 14 Gen Poor 52 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-290915-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 17 (-3) 40 (+11) 28 44
RH % (24h trend) 84 (0) 31 (-25) 78 46
Wind 20ft/early(mph) W 9 G23 Lgt/Var SE 5 G17 S 9 G23
Wind 20ft/late(mph) Lgt/Var Lgt/Var S 7 G21 SW 11 G23
Precip Amount 0.00 0.00 0.03 0.14
Precip Duration 1 10
Precip Begin 1 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 950 750
Mixing Hgt(ft-agl/msl) 3110 2480
Transport Wnd (mph) W 8 W 24
Vent Rate (kt-ft) 29120 61250
Category Day 2 4
Inversion 7pm 20F/4am 6pm 36F/8am
Dispersion 5 5
Max ADI Early 32 Fair 22 Fair 11 Poor 37 Fair
Max ADI Late 14 Gen Poor 17 Gen Poor 14 Gen Poor 48 Gen Good
Max LVORI Early 3 4 2 4
Max LVORI Late 4 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-290915-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1254 PM EST Fri Nov 28 2025
Tonight Sat Sat Night Sun
Cloud Cover Mcldy Pcldy Mcldy Mcldy
Precip Type None None Snow Snow/Rain
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 13 (-4) 37 (+13) 23 41
RH % (24h trend) 91 (0) 33 (-35) 80 47
Wind 20ft/early(mph) W 13 G32 Lgt/Var SE 7 G23 SW 10 G29
Wind 20ft/late(mph) W 7 G25 Lgt/Var S 10 G29 SW 12 G29
Precip Amount 0.00 0.00 0.03 0.15
Precip Duration 1 7
Precip Begin 1 AM Continuing
Precip End Continuing 6 PM
Mixing Hgt(m-agl/msl) 710 700
Mixing Hgt(ft-agl/msl) 2310 2300
Transport Wnd (mph) S 9 W 29
Vent Rate (kt-ft) 25170 67980
Category Day 2 4
Inversion None None 6pm 36F/10am
Dispersion 5 5
Max ADI Early 36 Fair 14 Gen Poor 17 Gen Poor 36 Fair
Max ADI Late 27 Fair 21 Fair 19 Gen Poor 56 Gen Good
Max LVORI Early 3 5 2 4
Max LVORI Late 5 2 2 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.MONDAY...Mostly cloudy with a chance of snow. Lows in the mid
20s. Highs in the lower 30s. West winds 5 to 10 mph.
.TUESDAY...Mostly cloudy with snow likely. Lows in the mid 20s.
Highs in the mid 30s. North winds 5 to 10 mph.
.WEDNESDAY...Mostly cloudy. Lows around 20. Highs in the lower
30s. Southwest winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. Lows in the lower 20s. Highs in the
lower 30s. West winds 5 to 10 mph.
.FRIDAY...Mostly cloudy with a chance of snow and rain. Lows
around 16. Highs in the mid 30s. Southwest winds 10 to 15 mph.
$$