Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
618
FNUS51 KPBZ 121603
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1203 PM EDT Sat Sep 12 2026
.DISCUSSION...
Rounds of showers and storms, heavy at times, on Saturday and
Sunday will reinforce an already saturated ground. Outside of any
storms, south to southwest flow around 5-10 knots prevails. A dry
day likely returns on Monday but gives way to rain chances
returning for the middle of the week.
OHZ039-130815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 60 60 0
Chance of Thunder (%) 40 40 40 0
Temp (24h trend) 65 (+3) 82 (+2) 55 73
RH % (24h trend) 100 (+2) 67 (-9) 96 48
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 5
Wind 20ft/late(mph) Lgt/Var W 6 N 5 Lgt/Var
Precip Amount 0.34 0.06 0.07 0.00
Precip Duration 4 1 2
Precip Begin 6 PM 4 PM Continuing
Precip End 3 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 1130 1530
Mixing Hgt(ft-agl/msl) 3710 5010
Transport Wnd (mph) W 13 N 8
Vent Rate (kt-ft) 40810 35070
Category Day 3 3
Inversion 6pm 72F/10am 7pm 60F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 53 Gen Good
Max ADI Late 4 Very Poor 32 Fair 8 Poor 59 Gen Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-130815-
Carroll-
Including the cities of Carrollton and Malvern
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 50 60 0
Chance of Thunder (%) 40 40 40 0
Temp (24h trend) 65 (+4) 82 (+1) 55 72
RH % (24h trend) 100 (+4) 67 (-5) 97 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 6 N 6
Wind 20ft/late(mph) Lgt/Var W 6 N 6 N 5
Precip Amount 0.31 0.06 0.06 0.00
Precip Duration 4 0 3
Precip Begin 6 PM 4 PM Continuing
Precip End 3 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 1140 1500
Mixing Hgt(ft-agl/msl) 3730 4930
Transport Wnd (mph) W 13 N 9
Vent Rate (kt-ft) 41030 39440
Category Day 3 3
Inversion 6pm 72F/10am 7pm 59F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 54 Gen Good
Max ADI Late 3 Very Poor 42 Gen Good 8 Poor 62 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-130815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 60 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 65 (+4) 82 (+1) 55 71
RH % (24h trend) 100 (+3) 68 (-5) 97 47
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 6
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 0.31 0.00 0.08 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 3 AM 2 AM
Mixing Hgt(m-agl/msl) 1130 1540
Mixing Hgt(ft-agl/msl) 3710 5060
Transport Wnd (mph) W 14 N 9
Vent Rate (kt-ft) 44520 40480
Category Day 3 3
Inversion 6pm 68F/9am 7pm 57F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 58 Gen Good
Max ADI Late 4 Very Poor 51 Gen Good 8 Poor 65 Good
Max LVORI Early 8 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-130815-
Coshocton-
Including the city of Coshocton
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 60 50 0
Chance of Thunder (%) 40 40 40 0
Temp (24h trend) 64 (+1) 82 (+2) 55 73
RH % (24h trend) 100 (+1) 68 (-10) 96 50
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var W 5 N 5 Lgt/Var
Precip Amount 0.32 0.05 0.04 0.00
Precip Duration 4 1 1
Precip Begin 6 PM 3 PM Continuing
Precip End 2 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 1190 1470
Mixing Hgt(ft-agl/msl) 3890 4810
Transport Wnd (mph) W 12 NE 7
Vent Rate (kt-ft) 38900 28860
Category Day 3 3
Inversion 6pm 72F/10am 7pm 60F/9am
Dispersion 3 3
Max ADI Early 3 Very Poor 15 Gen Poor 8 Poor 43 Gen Good
Max ADI Late 3 Very Poor 34 Fair 8 Poor 49 Gen Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-130815-
Harrison-
Including the city of Cadiz
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 50 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 65 (+3) 82 (0) 56 72
RH % (24h trend) 100 (0) 66 (-6) 100 48
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 6
Wind 20ft/late(mph) Lgt/Var W 5 N 5 Lgt/Var
Precip Amount 0.35 0.00 0.06 0.00
Precip Duration 4 2
Precip Begin 6 PM 6 PM
Precip End 4 AM 2 AM
Mixing Hgt(m-agl/msl) 1120 1530
Mixing Hgt(ft-agl/msl) 3660 5030
Transport Wnd (mph) W 12 N 9
Vent Rate (kt-ft) 36600 40240
Category Day 3 3
Inversion 6pm 69F/9am 7pm 60F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 49 Gen Good
Max ADI Late 3 Very Poor 43 Gen Good 8 Poor 57 Gen Good
Max LVORI Early 9 9 8 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-130815-
Jefferson OH-
Including the city of Steubenville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 50 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 65 (+3) 82 (-1) 55 72
RH % (24h trend) 100 (+1) 66 (-2) 98 47
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 5 NW 6 N 5
Precip Amount 0.52 0.00 0.04 0.00
Precip Duration 5 1
Precip Begin 6 PM 6 PM
Precip End 5 AM 2 AM
Mixing Hgt(m-agl/msl) 1110 1560
Mixing Hgt(ft-agl/msl) 3640 5110
Transport Wnd (mph) W 10 N 9
Vent Rate (kt-ft) 32760 40880
Category Day 3 3
Inversion 7pm 69F/9am 7pm 58F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 53 Gen Good
Max ADI Late 3 Very Poor 36 Fair 9 Poor 62 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-130815-
Muskingum-
Including the city of Zanesville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 50 50 0
Chance of Thunder (%) 40 40 30 0
Temp (24h trend) 65 (+1) 83 (+2) 56 74
RH % (24h trend) 100 (+1) 68 (-8) 97 51
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 0.43 0.04 0.04 0.00
Precip Duration 4 0 1
Precip Begin 6 PM 4 PM Continuing
Precip End 3 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 1230 1470
Mixing Hgt(ft-agl/msl) 4020 4810
Transport Wnd (mph) W 12 NE 7
Vent Rate (kt-ft) 40200 28860
Category Day 3 3
Inversion 6pm 73F/10am 7pm 61F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 15 Gen Poor 7 Poor 42 Gen Good
Max ADI Late 3 Very Poor 32 Fair 8 Poor 44 Gen Good
Max LVORI Early 9 9 7 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-130815-
Guernsey-
Including the city of Cambridge
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 50 0
Chance of Thunder (%) 40 0 30 0
Temp (24h trend) 65 (+1) 83 (+1) 56 74
RH % (24h trend) 100 (+2) 66 (-9) 99 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.41 0.00 0.04 0.00
Precip Duration 4 1
Precip Begin 6 PM 6 PM
Precip End 4 AM 2 AM
Mixing Hgt(m-agl/msl) 1210 1560
Mixing Hgt(ft-agl/msl) 3980 5120
Transport Wnd (mph) W 10 N 7
Vent Rate (kt-ft) 35820 30720
Category Day 3 3
Inversion 7pm 73F/10am 7pm 61F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 14 Gen Poor 7 Poor 45 Gen Good
Max ADI Late 3 Very Poor 43 Gen Good 8 Poor 48 Gen Good
Max LVORI Early 9 9 9 7
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-130815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 50 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 66 (+2) 83 (0) 57 74
RH % (24h trend) 100 (+2) 66 (-5) 100 48
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 Lgt/Var
Precip Amount 0.37 0.00 0.05 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 3 AM
Mixing Hgt(m-agl/msl) 1130 1530
Mixing Hgt(ft-agl/msl) 3700 5020
Transport Wnd (mph) W 10 N 8
Vent Rate (kt-ft) 33300 35140
Category Day 3 3
Inversion 7pm 70F/9am 7pm 62F/9am
Dispersion 3 3
Max ADI Early 6 Very Poor 15 Gen Poor 8 Poor 47 Gen Good
Max ADI Late 3 Very Poor 43 Gen Good 8 Poor 54 Gen Good
Max LVORI Early 9 9 8 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-130815-
Noble-
Including the city of Caldwell
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 50 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 66 (+1) 83 (+1) 58 74
RH % (24h trend) 100 (+2) 69 (-6) 99 50
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.55 0.00 0.03 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 4 AM 4 AM
Mixing Hgt(m-agl/msl) 1160 1540
Mixing Hgt(ft-agl/msl) 3820 5060
Transport Wnd (mph) W 9 N 7
Vent Rate (kt-ft) 30560 30360
Category Day 3 3
Inversion 7pm 73F/10am 7pm 62F/9am
Dispersion 3 3
Max ADI Early 3 Very Poor 15 Gen Poor 6 Very Poor 44 Gen Good
Max ADI Late 3 Very Poor 40 Fair 7 Poor 46 Gen Good
Max LVORI Early 9 9 9 6
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-130815-
Monroe-
Including the city of Woodsfield
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 80 0 50 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 66 (+1) 83 (0) 58 75
RH % (24h trend) 100 (+2) 68 (-4) 100 51
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.52 0.00 0.03 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 4 AM 4 AM
Mixing Hgt(m-agl/msl) 1150 1480
Mixing Hgt(ft-agl/msl) 3760 4860
Transport Wnd (mph) W 9 N 8
Vent Rate (kt-ft) 30080 34020
Category Day 3 3
Inversion 6pm 73F/10am 7pm 63F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 14 Gen Poor 5 Very Poor 45 Gen Good
Max ADI Late 3 Very Poor 41 Gen Good 8 Poor 52 Gen Good
Max LVORI Early 9 9 9 6
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-130815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 80 50 60 0
Chance of Thunder (%) 50 40 40 0
Temp (24h trend) 64 (+7) 81 (+3) 53 70
RH % (24h trend) 100 (+5) 69 (-5) 99 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 6 N 7
Wind 20ft/late(mph) Lgt/Var W 7 NW 6 N 7
Precip Amount 0.39 0.04 0.04 0.00
Precip Duration 5 1 1
Precip Begin 6 PM 3 PM Continuing
Precip End 3 AM Continuing 1 AM
Mixing Hgt(m-agl/msl) 1160 1540
Mixing Hgt(ft-agl/msl) 3820 5050
Transport Wnd (mph) W 14 N 9
Vent Rate (kt-ft) 45840 40400
Category Day 3 3
Inversion 6pm 68F/9am 7pm 55F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 13 Gen Poor 47 Gen Good
Max ADI Late 4 Very Poor 46 Gen Good 9 Poor 63 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-130815-
Venango-
Including the cities of Oil City and Franklin
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 40 60 0
Chance of Thunder (%) 50 30 40 0
Temp (24h trend) 63 (+7) 80 (+2) 52 69
RH % (24h trend) 100 (+3) 72 (-4) 98 50
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 6
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 0.52 0.05 0.05 0.00
Precip Duration 6 0 1
Precip Begin 6 PM 4 PM Continuing
Precip End 4 AM Continuing 1 AM
Mixing Hgt(m-agl/msl) 1030 1660
Mixing Hgt(ft-agl/msl) 3390 5460
Transport Wnd (mph) W 13 N 9
Vent Rate (kt-ft) 37290 43680
Category Day 3 3
Inversion 7pm 67F/9am 7pm 53F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 13 Gen Poor 58 Gen Good
Max ADI Late 4 Very Poor 51 Gen Good 8 Poor 68 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-130815-
Forest-
Including the city of Tionesta
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Showers Tstms None
Chance Precip (%) 100 50 60 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 63 (+9) 80 (+3) 49 68
RH % (24h trend) 100 (+4) 67 (-9) 98 47
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.95 0.05 0.07 0.00
Precip Duration 6 0 2
Precip Begin 6 PM 4 PM Continuing
Precip End 5 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 990 1660
Mixing Hgt(ft-agl/msl) 3250 5430
Transport Wnd (mph) W 13 N 9
Vent Rate (kt-ft) 35750 43440
Category Day 3 3
Inversion 6pm 66F/9am 7pm 52F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 15 Gen Poor 7 Poor 57 Gen Good
Max ADI Late 4 Very Poor 49 Gen Good 8 Poor 68 Good
Max LVORI Early 7 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-130815-
Lawrence-
Including the cities of New Castle and Ellwood City
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms Tstms Tstms None
Chance Precip (%) 90 40 60 0
Chance of Thunder (%) 50 40 40 0
Temp (24h trend) 64 (+6) 83 (+2) 54 71
RH % (24h trend) 100 (+4) 66 (-6) 100 47
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 5
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 0.38 0.06 0.06 0.00
Precip Duration 5 0 2
Precip Begin 6 PM 4 PM Continuing
Precip End 3 AM Continuing 2 AM
Mixing Hgt(m-agl/msl) 1180 1550
Mixing Hgt(ft-agl/msl) 3880 5090
Transport Wnd (mph) W 14 N 10
Vent Rate (kt-ft) 46560 45810
Category Day 3 3
Inversion 6pm 68F/9am 7pm 56F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 13 Gen Poor 59 Gen Good
Max ADI Late 3 Very Poor 54 Gen Good 8 Poor 69 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-130815-
Butler-
Including the city of Butler
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 64 (+7) 82 (+1) 53 72
RH % (24h trend) 100 (+2) 71 (0) 100 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 6
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 0.72 0.00 0.05 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 2 AM
Mixing Hgt(m-agl/msl) 1080 1650
Mixing Hgt(ft-agl/msl) 3530 5420
Transport Wnd (mph) W 13 N 9
Vent Rate (kt-ft) 38830 43360
Category Day 3 3
Inversion 7pm 68F/9am 7pm 55F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 56 Gen Good
Max ADI Late 4 Very Poor 52 Gen Good 8 Poor 67 Good
Max LVORI Early 9 9 8 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-130815-
Clarion-
Including the city of Clarion
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 100 0 50 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 64 (+9) 81 (+1) 52 70
RH % (24h trend) 100 (+4) 68 (-6) 98 46
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 N 5
Precip Amount 1.01 0.00 0.04 0.00
Precip Duration 7 1
Precip Begin 6 PM 6 PM
Precip End 5 AM 2 AM
Mixing Hgt(m-agl/msl) 1030 1710
Mixing Hgt(ft-agl/msl) 3390 5620
Transport Wnd (mph) W 13 N 10
Vent Rate (kt-ft) 37290 50580
Category Day 3 4
Inversion 6pm 66F/9am 7pm 54F/8am
Dispersion 3 4
Max ADI Early 5 Very Poor 15 Gen Poor 8 Poor 56 Gen Good
Max ADI Late 4 Very Poor 51 Gen Good 8 Poor 68 Good
Max LVORI Early 8 9 6 6
Max LVORI Late 9 4 6 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-130815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 100 0 50 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 63 (+7) 79 (0) 51 69
RH % (24h trend) 100 (+3) 69 (-6) 97 46
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 1.12 0.00 0.07 0.00
Precip Duration 6 1
Precip Begin 6 PM 6 PM
Precip End 5 AM 2 AM
Mixing Hgt(m-agl/msl) 990 1730
Mixing Hgt(ft-agl/msl) 3250 5690
Transport Wnd (mph) W 14 N 10
Vent Rate (kt-ft) 39000 51210
Category Day 3 4
Inversion 6pm 66F/9am 7pm 54F/8am
Dispersion 3 4
Max ADI Early 6 Very Poor 15 Gen Poor 13 Gen Poor 58 Gen Good
Max ADI Late 4 Very Poor 52 Gen Good 8 Poor 73 Good
Max LVORI Early 7 9 6 6
Max LVORI Late 9 4 6 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-130815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 65 (+5) 82 (-1) 55 72
RH % (24h trend) 100 (+3) 68 (0) 98 46
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 5
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 N 5
Precip Amount 0.65 0.00 0.07 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 2 AM
Mixing Hgt(m-agl/msl) 1140 1560
Mixing Hgt(ft-agl/msl) 3750 5120
Transport Wnd (mph) W 13 N 10
Vent Rate (kt-ft) 41250 46080
Category Day 3 3
Inversion 7pm 69F/9am 7pm 59F/5am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 13 Gen Poor 57 Gen Good
Max ADI Late 3 Very Poor 55 Gen Good 8 Poor 69 Good
Max LVORI Early 9 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-130815-
Allegheny-
Including the city of Pittsburgh Metro Area
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 50 0
Chance of Thunder (%) 60 0 40 0
Temp (24h trend) 65 (+4) 83 (-1) 57 73
RH % (24h trend) 100 (+3) 69 (+3) 98 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 6 N 7
Wind 20ft/late(mph) Lgt/Var W 6 NW 6 N 6
Precip Amount 0.79 0.00 0.04 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 6 AM 5 AM
Mixing Hgt(m-agl/msl) 1140 1640
Mixing Hgt(ft-agl/msl) 3750 5390
Transport Wnd (mph) W 12 N 10
Vent Rate (kt-ft) 37500 48510
Category Day 3 4
Inversion 7pm 69F/9am 7pm 61F/5am
Dispersion 3 4
Max ADI Early 6 Very Poor 14 Gen Poor 12 Poor 56 Gen Good
Max ADI Late 3 Very Poor 47 Gen Good 10 Poor 67 Good
Max LVORI Early 8 9 7 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-130815-
Armstrong-
Including the cities of Kittanning and Ford City
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 100 0 50 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 64 (+6) 82 (0) 54 72
RH % (24h trend) 100 (+1) 70 (-3) 100 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 5
Precip Amount 1.19 0.00 0.06 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 6 AM 3 AM
Mixing Hgt(m-agl/msl) 1020 1670
Mixing Hgt(ft-agl/msl) 3340 5480
Transport Wnd (mph) W 12 N 10
Vent Rate (kt-ft) 33400 49320
Category Day 3 4
Inversion 6pm 68F/9am 7pm 56F/8am
Dispersion 3 4
Max ADI Early 5 Very Poor 14 Gen Poor 11 Poor 54 Gen Good
Max ADI Late 4 Very Poor 46 Gen Good 8 Poor 66 Good
Max LVORI Early 9 9 8 7
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-130815-
Washington-
Including the cities of Washington and Canonsburg
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 60 0 30 0
Temp (24h trend) 66 (+4) 82 (-3) 57 72
RH % (24h trend) 100 (+3) 69 (+4) 98 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 7
Wind 20ft/late(mph) Lgt/Var W 6 NW 5 N 6
Precip Amount 0.55 0.00 0.04 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 6 AM 4 AM
Mixing Hgt(m-agl/msl) 1150 1570
Mixing Hgt(ft-agl/msl) 3770 5170
Transport Wnd (mph) W 12 N 9
Vent Rate (kt-ft) 37700 41360
Category Day 3 3
Inversion 7pm 69F/9am 7pm 61F/5am
Dispersion 3 3
Max ADI Early 6 Very Poor 14 Gen Poor 12 Poor 45 Gen Good
Max ADI Late 3 Very Poor 44 Gen Good 10 Poor 60 Gen Good
Max LVORI Early 8 9 7 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-130815-
Greene-
Including the city of Waynesburg
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 65 (+2) 82 (-4) 58 73
RH % (24h trend) 100 (+2) 70 (+6) 100 53
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 6
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var N 5
Precip Amount 0.62 0.00 0.04 0.00
Precip Duration 6 2
Precip Begin 6 PM 7 PM
Precip End 6 AM 4 AM
Mixing Hgt(m-agl/msl) 1070 1510
Mixing Hgt(ft-agl/msl) 3510 4950
Transport Wnd (mph) W 9 N 9
Vent Rate (kt-ft) 28080 39600
Category Day 3 3
Inversion 6pm 69F/9am 7pm 60F/8am
Dispersion 3 3
Max ADI Early 6 Very Poor 14 Gen Poor 6 Very Poor 48 Gen Good
Max ADI Late 3 Very Poor 39 Fair 7 Poor 58 Gen Good
Max LVORI Early 9 9 8 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-130815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 70 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 65 (+4) 82 (-2) 57 72
RH % (24h trend) 100 (+2) 70 (+2) 100 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 6 N 7
Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var N 7
Precip Amount 0.94 0.02 0.05 0.00
Precip Duration 6 0 3
Precip Begin 6 PM Continuing 6 PM
Precip End Continuing 8 AM 6 AM
Mixing Hgt(m-agl/msl) 1120 1620
Mixing Hgt(ft-agl/msl) 3670 5310
Transport Wnd (mph) W 12 N 10
Vent Rate (kt-ft) 36700 47790
Category Day 3 4
Inversion 6pm 69F/9am 7pm 60F/5am
Dispersion 3 4
Max ADI Early 6 Very Poor 14 Gen Poor 12 Poor 45 Gen Good
Max ADI Late 3 Very Poor 41 Gen Good 9 Poor 64 Good
Max LVORI Early 9 9 8 8
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-130815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Mcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 64 (+3) 82 (+1) 56 72
RH % (24h trend) 100 (+2) 68 (-1) 100 48
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var NW 5
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var NW 6
Precip Amount 0.99 0.03 0.07 0.00
Precip Duration 7 0 4
Precip Begin 6 PM Continuing 6 PM
Precip End Continuing 9 AM 6 AM
Mixing Hgt(m-agl/msl) 970 1550
Mixing Hgt(ft-agl/msl) 3170 5090
Transport Wnd (mph) W 12 NW 12
Vent Rate (kt-ft) 31700 50900
Category Day 3 3
Inversion 6pm 69F/10am 7pm 57F/8am
Dispersion 3 3
Max ADI Early 7 Poor 15 Gen Poor 10 Poor 47 Gen Good
Max ADI Late 3 Very Poor 43 Gen Good 8 Poor 71 Good
Max LVORI Early 8 9 8 8
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-130815-
Fayette-
Including the city of Uniontown
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 80 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 65 (+1) 82 (-4) 58 72
RH % (24h trend) 100 (+7) 70 (+6) 100 52
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 6
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var N 6
Precip Amount 0.77 0.02 0.06 0.00
Precip Duration 6 0 4
Precip Begin 6 PM Continuing 6 PM
Precip End Continuing 9 AM 5 AM
Mixing Hgt(m-agl/msl) 1060 1550
Mixing Hgt(ft-agl/msl) 3490 5100
Transport Wnd (mph) W 9 N 9
Vent Rate (kt-ft) 27920 40800
Category Day 3 3
Inversion 6pm 69F/9am 7pm 62F/5am
Dispersion 3 3
Max ADI Early 7 Poor 14 Gen Poor 6 Very Poor 51 Gen Good
Max ADI Late 3 Very Poor 39 Fair 7 Poor 60 Gen Good
Max LVORI Early 8 9 7 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-130815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 80 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 63 (+1) 80 (-1) 56 71
RH % (24h trend) 100 (+3) 67 (-2) 100 50
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 0.78 0.03 0.07 0.00
Precip Duration 7 0 4
Precip Begin 6 PM Continuing 7 PM
Precip End Continuing 10 AM 5 AM
Mixing Hgt(m-agl/msl) 990 1400
Mixing Hgt(ft-agl/msl) 3250 4600
Transport Wnd (mph) W 12 N 12
Vent Rate (kt-ft) 32500 46000
Category Day 3 3
Inversion 6pm 69F/10am 7pm 60F/4am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 6 Very Poor 45 Gen Good
Max ADI Late 3 Very Poor 41 Gen Good 7 Poor 60 Gen Good
Max LVORI Early 8 9 8 8
Max LVORI Late 9 4 9 2
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-130815-
Indiana-
Including the city of Indiana
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 64 (+6) 82 (+1) 53 72
RH % (24h trend) 100 (+2) 70 (-3) 100 49
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 5
Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var NW 6
Precip Amount 1.20 0.00 0.08 0.00
Precip Duration 6 3
Precip Begin 6 PM 6 PM
Precip End 6 AM 5 AM
Mixing Hgt(m-agl/msl) 1010 1660
Mixing Hgt(ft-agl/msl) 3300 5450
Transport Wnd (mph) W 13 N 10
Vent Rate (kt-ft) 36300 49050
Category Day 3 4
Inversion 6pm 67F/9am 7pm 56F/8am
Dispersion 3 4
Max ADI Early 6 Very Poor 14 Gen Poor 12 Poor 56 Gen Good
Max ADI Late 3 Very Poor 47 Gen Good 8 Poor 68 Good
Max LVORI Early 8 9 9 7
Max LVORI Late 9 4 9 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-130815-
Higher Elevations of Indiana-
Including the city of Armagh
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 64 (+5) 81 (+2) 55 71
RH % (24h trend) 100 (+1) 70 (-4) 100 48
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 NW 5
Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var NW 6
Precip Amount 1.07 0.03 0.06 0.00
Precip Duration 7 0 3
Precip Begin 6 PM Continuing 6 PM
Precip End Continuing 8 AM 6 AM
Mixing Hgt(m-agl/msl) 950 1570
Mixing Hgt(ft-agl/msl) 3130 5150
Transport Wnd (mph) W 13 NW 12
Vent Rate (kt-ft) 34430 51500
Category Day 3 3
Inversion 6pm 69F/10am 7pm 57F/8am
Dispersion 3 3
Max ADI Early 6 Very Poor 14 Gen Poor 13 Gen Poor 55 Gen Good
Max ADI Late 4 Very Poor 45 Gen Good 8 Poor 73 Good
Max LVORI Early 8 9 7 7
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-130815-
Hancock-
Including the city of Weirton
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 66 (+6) 82 (-2) 56 72
RH % (24h trend) 100 (+1) 68 (+1) 97 46
Wind 20ft/early(mph) Lgt/Var Lgt/Var NW 5 N 5
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 Lgt/Var
Precip Amount 0.64 0.00 0.04 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 4 AM 2 AM
Mixing Hgt(m-agl/msl) 1080 1570
Mixing Hgt(ft-agl/msl) 3550 5140
Transport Wnd (mph) W 10 N 9
Vent Rate (kt-ft) 31950 41120
Category Day 3 3
Inversion 7pm 69F/9am 7pm 60F/5am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 13 Gen Poor 57 Gen Good
Max ADI Late 3 Very Poor 51 Gen Good 8 Poor 65 Good
Max LVORI Early 8 9 6 6
Max LVORI Late 9 4 6 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-130815-
Brooke-
Including the cities of Follansbee and Wellsburg
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 50 0
Chance of Thunder (%) 50 0 40 0
Temp (24h trend) 67 (+4) 83 (-2) 56 72
RH % (24h trend) 100 (+1) 66 (+1) 98 47
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 N 5
Precip Amount 0.50 0.00 0.05 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 4 AM
Mixing Hgt(m-agl/msl) 1120 1570
Mixing Hgt(ft-agl/msl) 3690 5150
Transport Wnd (mph) W 12 N 9
Vent Rate (kt-ft) 36900 41200
Category Day 3 3
Inversion 7pm 70F/9am 7pm 61F/5am
Dispersion 3 3
Max ADI Early 6 Very Poor 14 Gen Poor 13 Gen Poor 55 Gen Good
Max ADI Late 3 Very Poor 30 Fair 8 Poor 62 Good
Max LVORI Early 8 9 6 6
Max LVORI Late 9 4 7 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-130815-
Ohio-
Including the city of Wheeling
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 66 (+3) 82 (-2) 57 72
RH % (24h trend) 100 (+1) 68 (0) 100 50
Wind 20ft/early(mph) Lgt/Var Lgt/Var W 5 N 6
Wind 20ft/late(mph) Lgt/Var W 5 NW 5 N 5
Precip Amount 0.44 0.00 0.10 0.00
Precip Duration 6 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 4 AM
Mixing Hgt(m-agl/msl) 1140 1570
Mixing Hgt(ft-agl/msl) 3740 5140
Transport Wnd (mph) W 12 N 9
Vent Rate (kt-ft) 37400 41120
Category Day 3 3
Inversion 7pm 69F/9am 7pm 60F/8am
Dispersion 3 3
Max ADI Early 6 Very Poor 15 Gen Poor 7 Poor 49 Gen Good
Max ADI Late 3 Very Poor 50 Gen Good 9 Poor 57 Gen Good
Max LVORI Early 9 9 8 6
Max LVORI Late 9 4 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-130815-
Marshall-
Including the city of Moundsville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Mcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 60 0
Chance of Thunder (%) 50 0 30 0
Temp (24h trend) 66 (+1) 83 (-1) 58 74
RH % (24h trend) 100 (+3) 72 (+3) 99 53
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.54 0.00 0.03 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 4 AM
Mixing Hgt(m-agl/msl) 1120 1530
Mixing Hgt(ft-agl/msl) 3660 5010
Transport Wnd (mph) W 9 N 8
Vent Rate (kt-ft) 29280 35070
Category Day 3 3
Inversion 7pm 72F/10am 7pm 62F/9am
Dispersion 3 3
Max ADI Early 6 Very Poor 14 Gen Poor 6 Very Poor 47 Gen Good
Max ADI Late 3 Very Poor 34 Fair 8 Poor 54 Gen Good
Max LVORI Early 9 9 8 6
Max LVORI Late 9 5 8 1
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-130815-
Wetzel-
Including the city of New Martinsville
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Mclear
Precip Type Tstms None Tstms None
Chance Precip (%) 90 0 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 66 (+1) 82 (-2) 59 73
RH % (24h trend) 100 (+2) 74 (+4) 99 55
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.65 0.00 0.05 0.00
Precip Duration 5 2
Precip Begin 6 PM 6 PM
Precip End 5 AM 4 AM
Mixing Hgt(m-agl/msl) 1040 1490
Mixing Hgt(ft-agl/msl) 3410 4900
Transport Wnd (mph) W 9 N 9
Vent Rate (kt-ft) 27280 39200
Category Day 3 3
Inversion 6pm 71F/10am 7pm 61F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 5 Very Poor 45 Gen Good
Max ADI Late 3 Very Poor 36 Fair 6 Very Poor 52 Gen Good
Max LVORI Early 9 9 9 7
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-130815-
Marion-
Including the city of Fairmont
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 65 (0) 80 (-4) 59 73
RH % (24h trend) 100 (+1) 76 (+8) 100 58
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Precip Amount 0.78 0.02 0.06 0.00
Precip Duration 6 1 3
Precip Begin 6 PM Continuing 7 PM
Precip End Continuing 12 PM 5 AM
Mixing Hgt(m-agl/msl) 1060 1510
Mixing Hgt(ft-agl/msl) 3480 4940
Transport Wnd (mph) W 9 N 9
Vent Rate (kt-ft) 27840 39520
Category Day 3 3
Inversion 6pm 71F/10am 7pm 64F/4am
Dispersion 3 3
Max ADI Early 6 Very Poor 13 Gen Poor 4 Very Poor 46 Gen Good
Max ADI Late 3 Very Poor 38 Fair 7 Poor 53 Gen Good
Max LVORI Early 9 9 9 8
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-130815-
Monongalia-
Including the city of Morgantown
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 70 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 65 (0) 81 (-4) 59 72
RH % (24h trend) 100 (+3) 73 (+8) 99 56
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 6
Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var N 5
Precip Amount 0.71 0.01 0.06 0.00
Precip Duration 6 1 3
Precip Begin 6 PM Continuing 7 PM
Precip End Continuing 11 AM 5 AM
Mixing Hgt(m-agl/msl) 1090 1490
Mixing Hgt(ft-agl/msl) 3580 4900
Transport Wnd (mph) W 9 N 10
Vent Rate (kt-ft) 28640 44100
Category Day 3 3
Inversion 6pm 69F/9am 7pm 63F/4am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 5 Very Poor 47 Gen Good
Max ADI Late 3 Very Poor 39 Fair 6 Very Poor 57 Gen Good
Max LVORI Early 9 9 9 8
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-130815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms None
Chance Precip (%) 90 20 80 0
Chance of Thunder (%) 50 0 20 0
Temp (24h trend) 63 (0) 79 (-2) 57 70
RH % (24h trend) 100 (+1) 73 (+3) 100 56
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var N 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.66 0.03 0.07 0.00
Precip Duration 6 1 3
Precip Begin 6 PM Continuing 7 PM
Precip End Continuing 12 PM 5 AM
Mixing Hgt(m-agl/msl) 930 1360
Mixing Hgt(ft-agl/msl) 3060 4470
Transport Wnd (mph) W 9 N 9
Vent Rate (kt-ft) 24480 35760
Category Day 2 3
Inversion 6pm 68F/10am 7pm 62F/4am
Dispersion 2 3
Max ADI Early 4 Very Poor 11 Poor 5 Very Poor 43 Gen Good
Max ADI Late 3 Very Poor 33 Fair 7 Poor 53 Gen Good
Max LVORI Early 9 9 9 8
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-130815-
Preston-
Including the cities of Kingwood and Bruceton Mills
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Showers None
Chance Precip (%) 90 30 80 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 63 (+1) 80 (-3) 57 72
RH % (24h trend) 100 (+1) 71 (+4) 100 53
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.67 0.04 0.05 0.00
Precip Duration 7 1 2
Precip Begin 6 PM Continuing 9 PM
Precip End Continuing 2 PM 5 AM
Mixing Hgt(m-agl/msl) 950 1280
Mixing Hgt(ft-agl/msl) 3120 4220
Transport Wnd (mph) W 10 NW 10
Vent Rate (kt-ft) 28080 37980
Category Day 3 3
Inversion 6pm 69F/10am 7pm 61F/5am
Dispersion 3 3
Max ADI Early 4 Very Poor 15 Gen Poor 5 Very Poor 41 Gen Good
Max ADI Late 3 Very Poor 37 Fair 5 Very Poor 54 Gen Good
Max LVORI Early 9 9 9 8
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-130815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Showers None
Chance Precip (%) 90 40 70 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 63 (+1) 78 (-2) 57 71
RH % (24h trend) 100 (+1) 74 (+3) 100 54
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 0.70 0.07 0.03 0.00
Precip Duration 7 1 2
Precip Begin 6 PM Continuing 9 PM
Precip End Continuing 2 PM 6 AM
Mixing Hgt(m-agl/msl) 940 1240
Mixing Hgt(ft-agl/msl) 3080 4070
Transport Wnd (mph) W 12 NW 12
Vent Rate (kt-ft) 30800 40700
Category Day 3 3
Inversion 6pm 68F/10am 7pm 61F/5am
Dispersion 3 3
Max ADI Early 4 Very Poor 16 Gen Poor 6 Very Poor 41 Gen Good
Max ADI Late 3 Very Poor 38 Fair 7 Poor 56 Gen Good
Max LVORI Early 9 9 8 8
Max LVORI Late 9 5 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-130815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Showers None
Chance Precip (%) 90 50 70 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 64 (+1) 80 (-1) 59 73
RH % (24h trend) 100 (+3) 70 (+1) 100 51
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.63 0.07 0.03 0.00
Precip Duration 7 1 3
Precip Begin 6 PM Continuing 10 PM
Precip End Continuing 2 PM 6 AM
Mixing Hgt(m-agl/msl) 850 1220
Mixing Hgt(ft-agl/msl) 2800 3990
Transport Wnd (mph) W 10 NW 12
Vent Rate (kt-ft) 25200 39900
Category Day 3 3
Inversion 7pm 67F/10am 7pm 60F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 17 Gen Poor 4 Very Poor 36 Fair
Max ADI Late 3 Very Poor 35 Fair 5 Very Poor 55 Gen Good
Max LVORI Early 9 9 9 8
Max LVORI Late 9 4 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-130815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1203 PM EDT Sat Sep 12 2026
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Showers None
Chance Precip (%) 80 40 50 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 59 (-1) 76 (0) 56 70
RH % (24h trend) 100 (+2) 76 (+1) 100 58
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 0.45 0.10 0.01 0.00
Precip Duration 7 1 1
Precip Begin 6 PM 7 AM 10 PM
Precip End 6 AM 2 PM 6 AM
Mixing Hgt(m-agl/msl) 800 1180
Mixing Hgt(ft-agl/msl) 2630 3880
Transport Wnd (mph) W 13 NW 14
Vent Rate (kt-ft) 28930 46560
Category Day 3 3
Inversion 8pm 66F/10am 7pm 58F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 21 Fair 8 Poor 47 Gen Good
Max ADI Late 4 Very Poor 42 Gen Good 8 Poor 64 Good
Max LVORI Early 9 8 8 7
Max LVORI Late 9 5 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs around 80.
East winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 60s. Highs in the
mid 80s. South winds 5 to 10 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Southwest winds 5 to 10 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northwest winds 5 to 10 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Southwest winds 5 to 10 mph.
$$
MLB