Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
338
FNUS51 KPBZ 151702
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
102 PM EDT Tue Sep 15 2026
.DISCUSSION...
Dry weather will continue through much of tonight as high
pressure moves east. Shower and thunderstorm chances return
Wednesday, and continue Thursday, with the slow approach and
passage of a cold front. Generally dry weather returns Friday.
OHZ039-160830-
Tuscarawas-
Including the cities of New Philadelphia and Dover
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 50 50 70
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 65 (+13) 86 (+5) 68 83
RH % (24h trend) 94 (-2) 64 (+16) 100 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.16 0.21 0.12
Precip Duration 2 3 8
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 950 1020
Mixing Hgt(ft-agl/msl) 3110 3360
Transport Wnd (mph) W 6 W 10
Vent Rate (kt-ft) 15550 30240
Category Day 2 3
Inversion 7pm 77F/11am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 9 Poor 2 Very Poor 17 Gen Poor
Max ADI Late 5 Very Poor 19 Gen Poor 3 Very Poor 26 Fair
Max LVORI Early 5 6 10 9
Max LVORI Late 6 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-160830-
Carroll-
Including the cities of Carrollton and Malvern
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 50 50 70
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 65 (+12) 85 (+4) 67 82
RH % (24h trend) 91 (-3) 64 (+20) 100 75
Wind 20ft/early(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.05 0.13 0.15
Precip Duration 2 3 8
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 890 950
Mixing Hgt(ft-agl/msl) 2930 3110
Transport Wnd (mph) W 6 W 12
Vent Rate (kt-ft) 14650 31100
Category Day 2 3
Inversion 7pm 76F/11am 6pm 71F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 12 Poor 2 Very Poor 18 Gen Poor
Max ADI Late 5 Very Poor 19 Gen Poor 3 Very Poor 26 Fair
Max LVORI Early 5 6 10 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-160830-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 64 (+11) 84 (+4) 67 82
RH % (24h trend) 93 (0) 66 (+21) 100 76
Wind 20ft/early(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.02 0.05 0.12
Precip Duration 1 3 9
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 940 890
Mixing Hgt(ft-agl/msl) 3080 2930
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 18480 26370
Category Day 2 3
Inversion 7pm 76F/11am 6pm 70F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 13 Gen Poor 2 Very Poor 17 Gen Poor
Max ADI Late 5 Very Poor 24 Fair 3 Very Poor 24 Fair
Max LVORI Early 4 6 8 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-160830-
Coshocton-
Including the city of Coshocton
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 50 40 60
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 65 (+13) 86 (+4) 67 83
RH % (24h trend) 98 (0) 65 (+14) 100 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.11 0.20 0.08
Precip Duration 2 2 8
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1010 1120
Mixing Hgt(ft-agl/msl) 3320 3660
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 19920 32940
Category Day 2 3
Inversion 7pm 77F/11am 7pm 74F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 9 Poor 2 Very Poor 16 Gen Poor
Max ADI Late 4 Very Poor 25 Fair 2 Very Poor 27 Fair
Max LVORI Early 6 8 10 9
Max LVORI Late 6 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-160830-
Harrison-
Including the city of Cadiz
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 70
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 64 (+12) 86 (+5) 68 84
RH % (24h trend) 91 (-8) 62 (+16) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.04 0.24 0.08
Precip Duration 2 3 8
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 990 1040
Mixing Hgt(ft-agl/msl) 3260 3410
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 19560 34100
Category Day 2 3
Inversion 7pm 77F/11am 6pm 72F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 10 Poor 2 Very Poor 21 Fair
Max ADI Late 5 Very Poor 23 Fair 3 Very Poor 29 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-160830-
Jefferson OH-
Including the city of Steubenville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 70
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 64 (+13) 86 (+5) 68 83
RH % (24h trend) 91 (-6) 62 (+17) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.03 0.10 0.14
Precip Duration 1 3 8
Precip Begin 9 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 950 1010
Mixing Hgt(ft-agl/msl) 3100 3330
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 18600 33300
Category Day 2 3
Inversion 7pm 77F/11am 6pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 11 Poor 2 Very Poor 22 Fair
Max ADI Late 5 Very Poor 22 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 6 9 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-160830-
Muskingum-
Including the city of Zanesville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 50
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 65 (+14) 87 (+4) 68 85
RH % (24h trend) 95 (-4) 63 (+11) 100 69
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.04 0.34 0.20
Precip Duration 2 2 3
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1150 1080
Mixing Hgt(ft-agl/msl) 3770 3530
Transport Wnd (mph) SW 8 W 10
Vent Rate (kt-ft) 26390 31770
Category Day 3 3
Inversion 7pm 79F/11am 7pm 75F/10am
Dispersion 3 3
Max ADI Early 4 Very Poor 8 Poor 2 Very Poor 16 Gen Poor
Max ADI Late 5 Very Poor 34 Fair 3 Very Poor 26 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-160830-
Guernsey-
Including the city of Cambridge
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 60
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 65 (+14) 87 (+5) 68 85
RH % (24h trend) 93 (-5) 62 (+12) 100 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.03 0.39 0.24
Precip Duration 2 2 8
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 980 1040
Mixing Hgt(ft-agl/msl) 3230 3400
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 19380 30600
Category Day 2 3
Inversion 7pm 78F/11am 7pm 75F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 9 Poor 2 Very Poor 18 Gen Poor
Max ADI Late 5 Very Poor 25 Fair 3 Very Poor 26 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-160830-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 20 30 60
Chance of Thunder (%) 0 20 30 30
Temp (24h trend) 64 (+12) 87 (+5) 68 85
RH % (24h trend) 89 (-8) 61 (+13) 100 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.01 0.22 0.31
Precip Duration 1 2 8
Precip Begin 12 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 960 1020
Mixing Hgt(ft-agl/msl) 3150 3350
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 18900 33500
Category Day 2 3
Inversion 7pm 78F/11am 6pm 72F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 9 Poor 3 Very Poor 22 Fair
Max ADI Late 5 Very Poor 27 Fair 3 Very Poor 28 Fair
Max LVORI Early 6 5 10 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-160830-
Noble-
Including the city of Caldwell
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None Showers Tstms Tstms
Chance Precip (%) 0 20 30 50
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 64 (+13) 88 (+5) 68 86
RH % (24h trend) 92 (-7) 62 (+10) 100 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.02 0.20 0.32
Precip Duration 1 2 3
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1110 970
Mixing Hgt(ft-agl/msl) 3630 3190
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 21780 28710
Category Day 2 3
Inversion 6pm 79F/11am 6pm 76F/10am
Dispersion 2 3
Max ADI Early 5 Very Poor 9 Poor 3 Very Poor 22 Fair
Max ADI Late 5 Very Poor 29 Fair 3 Very Poor 25 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-160830-
Monroe-
Including the city of Woodsfield
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 20 50
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 64 (+12) 88 (+5) 68 86
RH % (24h trend) 91 (-6) 59 (+9) 100 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.10 0.31
Precip Duration 1 6
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1040 890
Mixing Hgt(ft-agl/msl) 3400 2930
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 20400 26370
Category Day 2 3
Inversion 6pm 79F/11am 7pm 76F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 9 Poor 3 Very Poor 20 Gen Poor
Max ADI Late 5 Very Poor 28 Fair 3 Very Poor 24 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-160830-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Showers Tstms Tstms Tstms
Chance Precip (%) 20 40 50 80
Chance of Thunder (%) 0 30 30 20
Temp (24h trend) 63 (+12) 82 (+3) 66 80
RH % (24h trend) 96 (+1) 71 (+25) 100 79
Wind 20ft/early(mph) S 7 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.04 0.04 0.14
Precip Duration 1 3 2 10
Precip Begin 2 AM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 830 770
Mixing Hgt(ft-agl/msl) 2720 2510
Transport Wnd (mph) W 6 NW 9
Vent Rate (kt-ft) 13600 20080
Category Day 2 2
Inversion 6pm 75F/11am 6pm 70F/9am
Dispersion 2 2
Max ADI Early 8 Poor 13 Gen Poor 3 Very Poor 14 Gen Poor
Max ADI Late 5 Very Poor 18 Gen Poor 3 Very Poor 19 Gen Poor
Max LVORI Early 4 7 10 9
Max LVORI Late 6 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-160830-
Venango-
Including the cities of Oil City and Franklin
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type Showers Tstms Tstms Tstms
Chance Precip (%) 20 40 50 80
Chance of Thunder (%) 0 30 30 20
Temp (24h trend) 60 (+13) 82 (+5) 65 79
RH % (24h trend) 97 (0) 73 (+25) 100 83
Wind 20ft/early(mph) S 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.02 0.05 0.17
Precip Duration 0 3 2 10
Precip Begin 2 AM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 800 810
Mixing Hgt(ft-agl/msl) 2620 2650
Transport Wnd (mph) W 7 W 9
Vent Rate (kt-ft) 15720 21200
Category Day 2 2
Inversion 6pm 72F/11am 6pm 68F/9am
Dispersion 2 2
Max ADI Early 5 Very Poor 11 Poor 2 Very Poor 16 Gen Poor
Max ADI Late 4 Very Poor 20 Gen Poor 3 Very Poor 21 Fair
Max LVORI Early 5 7 10 9
Max LVORI Late 6 4 10 5
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-160830-
Forest-
Including the city of Tionesta
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 30 30 20
Temp (24h trend) 58 (+13) 80 (+4) 64 79
RH % (24h trend) 94 (-2) 70 (+21) 100 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.02 0.06 0.19
Precip Duration 2 2 10
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing 6 PM
Mixing Hgt(m-agl/msl) 730 760
Mixing Hgt(ft-agl/msl) 2390 2490
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 14340 22410
Category Day 2 2
Inversion 7pm 72F/11am 6pm 67F/9am
Dispersion 2 2
Max ADI Early 5 Very Poor 10 Poor 2 Very Poor 16 Gen Poor
Max ADI Late 5 Very Poor 19 Gen Poor 3 Very Poor 21 Fair
Max LVORI Early 4 6 10 9
Max LVORI Late 5 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-160830-
Lawrence-
Including the cities of New Castle and Ellwood City
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 62 (+11) 84 (+4) 66 82
RH % (24h trend) 95 (-1) 66 (+21) 100 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.01 0.07 0.13
Precip Duration 1 2 10
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 950 790
Mixing Hgt(ft-agl/msl) 3110 2600
Transport Wnd (mph) W 6 W 8
Vent Rate (kt-ft) 15550 18200
Category Day 2 2
Inversion 6pm 76F/11am 6pm 70F/9am
Dispersion 2 2
Max ADI Early 5 Very Poor 13 Gen Poor 3 Very Poor 16 Gen Poor
Max ADI Late 4 Very Poor 21 Fair 3 Very Poor 19 Gen Poor
Max LVORI Early 5 6 10 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-160830-
Butler-
Including the city of Butler
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 30 30 30
Temp (24h trend) 60 (+11) 84 (+5) 65 82
RH % (24h trend) 96 (-2) 68 (+20) 100 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.01 0.06 0.10
Precip Duration 1 2 9
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 980 800
Mixing Hgt(ft-agl/msl) 3200 2630
Transport Wnd (mph) W 7 W 9
Vent Rate (kt-ft) 19200 21040
Category Day 2 2
Inversion 6pm 75F/11am 6pm 69F/9am
Dispersion 2 2
Max ADI Early 4 Very Poor 12 Poor 3 Very Poor 17 Gen Poor
Max ADI Late 4 Very Poor 24 Fair 2 Very Poor 22 Fair
Max LVORI Early 6 6 10 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-160830-
Clarion-
Including the city of Clarion
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 30 50 80
Chance of Thunder (%) 0 30 30 20
Temp (24h trend) 59 (+13) 83 (+6) 65 81
RH % (24h trend) 93 (-3) 68 (+17) 100 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.03 0.16
Precip Duration 2 2 11
Precip Begin 7 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 860 700
Mixing Hgt(ft-agl/msl) 2810 2310
Transport Wnd (mph) W 7 W 9
Vent Rate (kt-ft) 16860 18480
Category Day 2 2
Inversion 6pm 73F/11am 6pm 68F/9am
Dispersion 2 2
Max ADI Early 5 Very Poor 9 Poor 2 Very Poor 18 Gen Poor
Max ADI Late 5 Very Poor 21 Fair 3 Very Poor 20 Gen Poor
Max LVORI Early 4 6 10 9
Max LVORI Late 6 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-160830-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 30 30 80
Chance of Thunder (%) 0 30 20 20
Temp (24h trend) 57 (+10) 82 (+6) 64 80
RH % (24h trend) 90 (-5) 68 (+18) 99 80
Wind 20ft/early(mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.00 0.16
Precip Duration 1 2 11
Precip Begin 8 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 890 730
Mixing Hgt(ft-agl/msl) 2940 2400
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 17640 21600
Category Day 2 2
Inversion 7pm 72F/11am 6pm 68F/9am
Dispersion 2 2
Max ADI Early 6 Very Poor 11 Poor 2 Very Poor 19 Gen Poor
Max ADI Late 5 Very Poor 25 Fair 3 Very Poor 22 Fair
Max LVORI Early 3 5 9 9
Max LVORI Late 5 3 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-160830-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 63 (+11) 85 (+4) 67 83
RH % (24h trend) 93 (-3) 64 (+20) 100 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.01 0.09 0.12
Precip Duration 1 3 9
Precip Begin 3 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1040 930
Mixing Hgt(ft-agl/msl) 3430 3040
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 20580 27360
Category Day 2 3
Inversion 7pm 72F/10am 6pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 13 Gen Poor 2 Very Poor 18 Gen Poor
Max ADI Late 4 Very Poor 28 Fair 2 Very Poor 25 Fair
Max LVORI Early 5 6 9 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-160830-
Allegheny-
Including the city of Pittsburgh Metro Area
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 30 30
Temp (24h trend) 62 (+11) 87 (+6) 67 85
RH % (24h trend) 91 (-6) 61 (+16) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.00 0.06 0.18
Precip Duration 3 9
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1070 940
Mixing Hgt(ft-agl/msl) 3510 3070
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 21060 30700
Category Day 2 3
Inversion 7pm 76F/11am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 12 Poor 2 Very Poor 18 Gen Poor
Max ADI Late 4 Very Poor 28 Fair 2 Very Poor 27 Fair
Max LVORI Early 5 6 8 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-160830-
Armstrong-
Including the cities of Kittanning and Ford City
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 59 (+11) 86 (+7) 66 83
RH % (24h trend) 93 (-6) 66 (+17) 100 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.02 0.13
Precip Duration 2 10
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 960 790
Mixing Hgt(ft-agl/msl) 3140 2580
Transport Wnd (mph) W 7 W 10
Vent Rate (kt-ft) 18840 23220
Category Day 2 2
Inversion 6pm 74F/11am 6pm 69F/9am
Dispersion 2 2
Max ADI Early 5 Very Poor 11 Poor 2 Very Poor 17 Gen Poor
Max ADI Late 4 Very Poor 24 Fair 2 Very Poor 22 Fair
Max LVORI Early 5 6 10 9
Max LVORI Late 6 4 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-160830-
Washington-
Including the cities of Washington and Canonsburg
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 30 30
Temp (24h trend) 62 (+11) 86 (+5) 68 83
RH % (24h trend) 88 (-8) 62 (+15) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.00 0.13 0.20
Precip Duration 3 9
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 930 930
Mixing Hgt(ft-agl/msl) 3050 3060
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 18300 30600
Category Day 2 3
Inversion 7pm 73F/10am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 12 Poor 3 Very Poor 22 Fair
Max ADI Late 5 Very Poor 25 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 5 8 9
Max LVORI Late 6 3 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-160830-
Greene-
Including the city of Waynesburg
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 61 (+11) 87 (+6) 67 84
RH % (24h trend) 90 (-4) 59 (+14) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.01 0.37
Precip Duration 2 9
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1110 900
Mixing Hgt(ft-agl/msl) 3650 2960
Transport Wnd (mph) W 8 W 12
Vent Rate (kt-ft) 25550 29600
Category Day 3 3
Inversion 7pm 73F/10am 7pm 75F/10am
Dispersion 3 3
Max ADI Early 4 Very Poor 13 Gen Poor 3 Very Poor 21 Fair
Max ADI Late 5 Very Poor 33 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 5 8 8
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-160830-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+11) 87 (+6) 67 84
RH % (24h trend) 90 (-8) 60 (+15) 100 76
Wind 20ft/early(mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 7
Precip Amount 0.00 0.00 0.11 0.20
Precip Duration 3 9
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 940 850
Mixing Hgt(ft-agl/msl) 3070 2790
Transport Wnd (mph) SW 7 W 12
Vent Rate (kt-ft) 18420 27900
Category Day 2 3
Inversion 7pm 76F/11am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 11 Poor 2 Very Poor 19 Gen Poor
Max ADI Late 4 Very Poor 25 Fair 3 Very Poor 27 Fair
Max LVORI Early 4 5 9 9
Max LVORI Late 5 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-160830-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+11) 87 (+9) 66 84
RH % (24h trend) 84 (-12) 56 (+12) 99 72
Wind 20ft/early(mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.00 0.03 0.19
Precip Duration 2 6
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 930 820
Mixing Hgt(ft-agl/msl) 3060 2700
Transport Wnd (mph) W 8 W 14
Vent Rate (kt-ft) 21420 32400
Category Day 2 3
Inversion 6pm 75F/11am 7pm 70F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 13 Gen Poor 3 Very Poor 23 Fair
Max ADI Late 5 Very Poor 29 Fair 3 Very Poor 30 Fair
Max LVORI Early 4 4 7 9
Max LVORI Late 5 2 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-160830-
Fayette-
Including the city of Uniontown
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 61 (+9) 87 (+6) 67 84
RH % (24h trend) 86 (-7) 58 (+12) 98 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.04 0.36
Precip Duration 3 9
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 960 800
Mixing Hgt(ft-agl/msl) 3160 2630
Transport Wnd (mph) SW 7 W 13
Vent Rate (kt-ft) 18960 28930
Category Day 2 3
Inversion 6pm 74F/10am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 11 Poor 3 Very Poor 21 Fair
Max ADI Late 4 Very Poor 25 Fair 3 Very Poor 27 Fair
Max LVORI Early 4 4 7 8
Max LVORI Late 5 3 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-160830-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 58 (+9) 87 (+8) 65 83
RH % (24h trend) 87 (-10) 55 (+10) 98 72
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.08 0.35
Precip Duration 2 6
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1030 770
Mixing Hgt(ft-agl/msl) 3390 2510
Transport Wnd (mph) W 8 W 13
Vent Rate (kt-ft) 23730 27610
Category Day 3 3
Inversion 6pm 76F/11am 7pm 72F/10am
Dispersion 3 3
Max ADI Early 5 Very Poor 13 Gen Poor 3 Very Poor 23 Fair
Max ADI Late 4 Very Poor 31 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 4 7 7
Max LVORI Late 5 2 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-160830-
Indiana-
Including the city of Indiana
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 59 (+11) 85 (+7) 66 82
RH % (24h trend) 88 (-10) 64 (+16) 100 79
Wind 20ft/early(mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.00 0.01 0.15
Precip Duration 2 9
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 920 790
Mixing Hgt(ft-agl/msl) 3030 2580
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 18180 25800
Category Day 2 2
Inversion 7pm 71F/10am 7pm 69F/9am
Dispersion 2 2
Max ADI Early 6 Very Poor 12 Poor 2 Very Poor 19 Gen Poor
Max ADI Late 4 Very Poor 27 Fair 2 Very Poor 25 Fair
Max LVORI Early 4 5 9 9
Max LVORI Late 5 3 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-160830-
Higher Elevations of Indiana-
Including the city of Armagh
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 59 (+12) 85 (+9) 65 82
RH % (24h trend) 85 (-12) 61 (+13) 100 77
Wind 20ft/early(mph) SE 6 Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 6
Precip Amount 0.00 0.00 0.03 0.22
Precip Duration 1 6
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 940 820
Mixing Hgt(ft-agl/msl) 3100 2680
Transport Wnd (mph) W 8 W 13
Vent Rate (kt-ft) 21700 29480
Category Day 2 3
Inversion 6pm 74F/11am 7pm 70F/9am
Dispersion 2 3
Max ADI Early 8 Poor 13 Gen Poor 3 Very Poor 23 Fair
Max ADI Late 5 Very Poor 30 Fair 3 Very Poor 28 Fair
Max LVORI Early 3 5 7 9
Max LVORI Late 5 3 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-160830-
Hancock-
Including the city of Weirton
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 40 40 80
Chance of Thunder (%) 0 40 40 30
Temp (24h trend) 64 (+13) 85 (+5) 68 83
RH % (24h trend) 90 (-8) 64 (+18) 100 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.03 0.13 0.14
Precip Duration 1 2 9
Precip Begin 3 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 940 950
Mixing Hgt(ft-agl/msl) 3080 3120
Transport Wnd (mph) W 6 W 10
Vent Rate (kt-ft) 15400 28080
Category Day 2 3
Inversion 7pm 73F/10am 6pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 12 Poor 2 Very Poor 19 Gen Poor
Max ADI Late 4 Very Poor 24 Fair 2 Very Poor 25 Fair
Max LVORI Early 5 6 8 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-160830-
Brooke-
Including the cities of Follansbee and Wellsburg
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 30 40 70
Chance of Thunder (%) 0 30 40 30
Temp (24h trend) 64 (+12) 86 (+5) 68 84
RH % (24h trend) 87 (-6) 61 (+15) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.01 0.13 0.12
Precip Duration 1 3 8
Precip Begin 3 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 830 1000
Mixing Hgt(ft-agl/msl) 2720 3290
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 16320 32900
Category Day 2 3
Inversion 7pm 74F/10am 7pm 72F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 11 Poor 2 Very Poor 22 Fair
Max ADI Late 5 Very Poor 23 Fair 3 Very Poor 29 Fair
Max LVORI Early 5 5 8 9
Max LVORI Late 5 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-160830-
Ohio-
Including the city of Wheeling
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 20 40 70
Chance of Thunder (%) 0 20 30 30
Temp (24h trend) 64 (+12) 86 (+5) 68 84
RH % (24h trend) 87 (-9) 62 (+15) 100 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.19 0.25
Precip Duration 0 3 8
Precip Begin 4 PM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 870 1010
Mixing Hgt(ft-agl/msl) 2860 3300
Transport Wnd (mph) W 7 W 12
Vent Rate (kt-ft) 17160 33000
Category Day 2 3
Inversion 7pm 77F/11am 7pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 12 Poor 3 Very Poor 22 Fair
Max ADI Late 5 Very Poor 24 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 5 10 9
Max LVORI Late 6 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-160830-
Marshall-
Including the city of Moundsville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 64 (+11) 88 (+6) 68 85
RH % (24h trend) 87 (-7) 63 (+15) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.04 0.40
Precip Duration 2 8
Precip Begin 7 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1030 890
Mixing Hgt(ft-agl/msl) 3380 2930
Transport Wnd (mph) SW 7 W 12
Vent Rate (kt-ft) 20280 29300
Category Day 2 3
Inversion 7pm 78F/11am 7pm 75F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 11 Poor 3 Very Poor 18 Gen Poor
Max ADI Late 5 Very Poor 28 Fair 3 Very Poor 25 Fair
Max LVORI Early 5 5 9 9
Max LVORI Late 5 3 10 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-160830-
Wetzel-
Including the city of New Martinsville
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Pcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 63 (+11) 87 (+5) 67 85
RH % (24h trend) 88 (-6) 62 (+13) 100 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02 0.30
Precip Duration 2 8
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1030 830
Mixing Hgt(ft-agl/msl) 3370 2730
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 20220 24570
Category Day 2 3
Inversion 7pm 78F/11am 7pm 75F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 10 Poor 3 Very Poor 18 Gen Poor
Max ADI Late 4 Very Poor 27 Fair 3 Very Poor 23 Fair
Max LVORI Early 5 5 9 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-160830-
Marion-
Including the city of Fairmont
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+10) 86 (+5) 66 83
RH % (24h trend) 91 (-6) 62 (+15) 100 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.05 0.33
Precip Duration 2 5
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1070 830
Mixing Hgt(ft-agl/msl) 3510 2730
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 21060 24570
Category Day 2 3
Inversion 6pm 77F/11am 7pm 74F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 12 Poor 3 Very Poor 17 Gen Poor
Max ADI Late 4 Very Poor 29 Fair 3 Very Poor 23 Fair
Max LVORI Early 6 5 9 9
Max LVORI Late 6 3 10 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-160830-
Monongalia-
Including the city of Morgantown
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 61 (+8) 86 (+5) 66 83
RH % (24h trend) 90 (-3) 60 (+15) 99 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.12 0.35
Precip Duration 2 5
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1110 860
Mixing Hgt(ft-agl/msl) 3640 2820
Transport Wnd (mph) SW 7 W 10
Vent Rate (kt-ft) 21840 25380
Category Day 2 3
Inversion 6pm 73F/10am 7pm 74F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 13 Gen Poor 3 Very Poor 19 Gen Poor
Max ADI Late 4 Very Poor 30 Fair 3 Very Poor 24 Fair
Max LVORI Early 5 5 8 8
Max LVORI Late 6 3 9 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-160830-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 40 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+11) 85 (+7) 65 82
RH % (24h trend) 87 (-10) 59 (+12) 96 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.27 0.50
Precip Duration 2 6
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1010 740
Mixing Hgt(ft-agl/msl) 3320 2430
Transport Wnd (mph) SW 7 W 12
Vent Rate (kt-ft) 19920 24300
Category Day 2 2
Inversion 7pm 76F/11am 7pm 72F/10am
Dispersion 2 2
Max ADI Early 4 Very Poor 12 Poor 3 Very Poor 21 Fair
Max ADI Late 4 Very Poor 27 Fair 3 Very Poor 25 Fair
Max LVORI Early 5 4 7 6
Max LVORI Late 5 3 7 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-160830-
Preston-
Including the cities of Kingwood and Bruceton Mills
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Clear Mclear Pcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+12) 87 (+7) 65 82
RH % (24h trend) 88 (-11) 56 (+10) 95 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.23 0.39
Precip Duration 2 6
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1060 800
Mixing Hgt(ft-agl/msl) 3490 2620
Transport Wnd (mph) W 7 W 13
Vent Rate (kt-ft) 20940 28820
Category Day 2 3
Inversion 7pm 78F/11am 7pm 74F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 23 Fair
Max ADI Late 4 Very Poor 29 Fair 3 Very Poor 28 Fair
Max LVORI Early 5 4 7 6
Max LVORI Late 5 2 7 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-160830-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 30 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 59 (+11) 85 (+7) 64 81
RH % (24h trend) 87 (-10) 58 (+11) 95 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.12 0.34
Precip Duration 2 5
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1120 810
Mixing Hgt(ft-agl/msl) 3680 2660
Transport Wnd (mph) W 7 W 14
Vent Rate (kt-ft) 22080 31920
Category Day 2 3
Inversion 7pm 76F/11am 7pm 72F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 25 Fair
Max ADI Late 4 Very Poor 33 Fair 3 Very Poor 31 Fair
Max LVORI Early 5 4 7 6
Max LVORI Late 5 3 7 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-160830-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 20 70
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 60 (+10) 86 (+6) 65 83
RH % (24h trend) 89 (-7) 55 (+9) 94 69
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.25
Precip Duration 1 5
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1120 880
Mixing Hgt(ft-agl/msl) 3690 2880
Transport Wnd (mph) W 6 W 14
Vent Rate (kt-ft) 18450 34560
Category Day 2 3
Inversion 7pm 77F/11am 7pm 73F/10am
Dispersion 2 3
Max ADI Early 4 Very Poor 14 Gen Poor 2 Very Poor 26 Fair
Max ADI Late 4 Very Poor 29 Fair 3 Very Poor 33 Fair
Max LVORI Early 6 4 7 6
Max LVORI Late 5 2 7 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-160830-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
102 PM EDT Tue Sep 15 2026
Tonight Wed Wed Night Thu
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 20 60
Chance of Thunder (%) 0 0 20 30
Temp (24h trend) 55 (+9) 82 (+8) 60 79
RH % (24h trend) 90 (-5) 57 (+7) 94 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.12
Precip Duration 1 4
Precip Begin 8 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 1210 990
Mixing Hgt(ft-agl/msl) 3970 3250
Transport Wnd (mph) NW 8 W 16
Vent Rate (kt-ft) 27790 45500
Category Day 3 3
Inversion 7pm 71F/10am 7pm 71F/10am
Dispersion 3 3
Max ADI Early 4 Very Poor 20 Gen Poor 3 Very Poor 32 Fair
Max ADI Late 4 Very Poor 34 Fair 4 Very Poor 39 Fair
Max LVORI Early 5 3 7 6
Max LVORI Late 6 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. North winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs around 80. Southeast winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with showers likely. Lows in the mid 60s.
Highs in the upper 70s. Southwest winds 10 to 15 mph.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 70s. North winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Northeast winds 10 to 15 mph.
$$
WM