783
FNUS51 KPBZ 100417
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1217 AM EDT THU SEP 10 2026
DISCUSSION
THE FIRE WEATHER THREAT WILL REMAIN LOW FOR THE NEXT 24 HOURS DUE
TO PASSING SHOWERS AND THUNDERSTORMS. DRIER CONDITIONS ARE
EXPECTED FRIDAY WITH BUILDING HIGH PRESSURE.
FORECASTER: HEFFERAN
OHZ039-102015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 61 (-7) 78
RH % (24H TREND) 72 (+10) 100 (0) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.02 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 990 1490
MIXING HGT(FT-AGL/MSL)3260 4880
TRANSPORT WND (MPH) W 9 SE 6
VENT RATE (KT-FT) 26080 24400
CATEGORY DAY 2 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 25 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 9 9 9
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-102015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 60 (-8) 78
RH % (24H TREND) 72 (+10) 100 (0) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.02 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 980 1470
MIXING HGT(FT-AGL/MSL)3230 4820
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 29070 24100
CATEGORY DAY 3 3
INVERSION 69F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 14 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 26 FAIR 3 VERY POOR 35 FAIR
MAX LVORI EARLY 9 8 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-102015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE
CHANCE PRECIP (%) 20 20 0
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 79 (-6) 59 (-8) 78
RH % (24H TREND) 69 (+7) 99 (0) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.01 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 4 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1050 1560
MIXING HGT(FT-AGL/MSL)3440 5110
TRANSPORT WND (MPH) W 10 SW 7
VENT RATE (KT-FT) 30960 30660
CATEGORY DAY 3 3
INVERSION 69F/9AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 14 GEN POOR 4 VERY POOR 21 FAIR
MAX ADI LATE 29 FAIR 3 VERY POOR 40 FAIR
MAX LVORI EARLY 8 7 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-102015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 40 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 60 (-7) 78
RH % (24H TREND) 76 (+13) 100 (0) 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.03 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 860 1440
MIXING HGT(FT-AGL/MSL)2820 4720
TRANSPORT WND (MPH) W 8 SE 6
VENT RATE (KT-FT) 19740 23600
CATEGORY DAY 2 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 15 GEN POOR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 24 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-102015-
HARRISON-
INCLUDING THE CITY OF CADIZ
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 40 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 61 (-7) 79
RH % (24H TREND) 73 (+12) 100 (0) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.04 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 990 1300
MIXING HGT(FT-AGL/MSL)3230 4270
TRANSPORT WND (MPH) W 9 SE 6
VENT RATE (KT-FT) 25840 21350
CATEGORY DAY 2 2
INVERSION 70F/9AM 7PM 69F/10AM
DISPERSION 2 2
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 23 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 9 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-102015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 40 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 60 (-8) 78
RH % (24H TREND) 70 (+7) 100 (0) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.08 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1050 1440
MIXING HGT(FT-AGL/MSL)3430 4730
TRANSPORT WND (MPH) W 10 SE 7
VENT RATE (KT-FT) 30870 28380
CATEGORY DAY 3 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 16 GEN POOR 4 VERY POOR 23 FAIR
MAX ADI LATE 25 FAIR 3 VERY POOR 36 FAIR
MAX LVORI EARLY 9 9 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-102015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-7) 62 (-6) 79
RH % (24H TREND) 80 (+19) 100 (0) 63
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.07 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 790 1270
MIXING HGT(FT-AGL/MSL)2600 4170
TRANSPORT WND (MPH) W 8 SE 6
VENT RATE (KT-FT) 18200 20850
CATEGORY DAY 2 2
INVERSION 71F/9AM 7PM 69F/10AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 3 VERY POOR 20 GEN POOR
MAX ADI LATE 21 FAIR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 9 9 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-102015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 50 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 80 (-6) 62 (-6) 79
RH % (24H TREND) 76 (+16) 100 (0) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.06 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 860 1320
MIXING HGT(FT-AGL/MSL)2830 4320
TRANSPORT WND (MPH) W 9 SE 6
VENT RATE (KT-FT) 22640 21600
CATEGORY DAY 2 2
INVERSION 71F/9AM 7PM 69F/10AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 3 VERY POOR 23 FAIR
MAX ADI LATE 21 FAIR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 9 9 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-102015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 80 (-6) 62 (-7) 79
RH % (24H TREND) 74 (+12) 100 (0) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.10 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 880 1170
MIXING HGT(FT-AGL/MSL)2900 3840
TRANSPORT WND (MPH) W 9 E 7
VENT RATE (KT-FT) 23200 23040
CATEGORY DAY 2 2
INVERSION 71F/9AM 6PM 69F/10AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 4 VERY POOR 24 FAIR
MAX ADI LATE 21 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-102015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 0
CHANCE OF THUNDER (%) 30 20 0
TEMP (24H TREND) 80 (-7) 63 (-5) 79
RH % (24H TREND) 80 (+19) 100 (0) 63
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.16 0.15 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 790 1250
MIXING HGT(FT-AGL/MSL)2610 4110
TRANSPORT WND (MPH) W 8 E 7
VENT RATE (KT-FT) 18270 24660
CATEGORY DAY 2 2
INVERSION 71F/9AM 6PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 3 VERY POOR 25 FAIR
MAX ADI LATE 19 GEN POOR 3 VERY POOR 33 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-102015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 80 (-7) 63 (-5) 80
RH % (24H TREND) 80 (+18) 100 (0) 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.13 0.20 0.00
PRECIP DURATION 2 3
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 750 1190
MIXING HGT(FT-AGL/MSL)2450 3910
TRANSPORT WND (MPH) SW 8 E 7
VENT RATE (KT-FT) 17150 23460
CATEGORY DAY 2 2
INVERSION 71F/9AM 5PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 2 VERY POOR 26 FAIR
MAX ADI LATE 18 GEN POOR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-102015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-8) 56 (-11) 77
RH % (24H TREND) 70 (+7) 99 (0) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1080 1470
MIXING HGT(FT-AGL/MSL)3530 4820
TRANSPORT WND (MPH) W 13 NW 7
VENT RATE (KT-FT) 38830 28920
CATEGORY DAY 3 3
INVERSION 68F/9AM 7PM 66F/10AM
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 6 VERY POOR 21 FAIR
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 38 FAIR
MAX LVORI EARLY 7 8 9
MAX LVORI LATE 3 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-102015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-7) 53 (-13) 76
RH % (24H TREND) 72 (+4) 99 (-1) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1060 1460
MIXING HGT(FT-AGL/MSL)3480 4790
TRANSPORT WND (MPH) W 13 NW 7
VENT RATE (KT-FT) 38280 28740
CATEGORY DAY 3 3
INVERSION 67F/9AM 7PM 64F/10AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 6 VERY POOR 22 FAIR
MAX ADI LATE 43 GEN GOOD 3 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 7 8 9
MAX LVORI LATE 4 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-102015-
FOREST-
INCLUDING THE CITY OF TIONESTA
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-6) 51 (-13) 75
RH % (24H TREND) 66 (+4) 100 (+2) 46
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1140 1390
MIXING HGT(FT-AGL/MSL)3730 4550
TRANSPORT WND (MPH) W 15 NW 8
VENT RATE (KT-FT) 48490 31850
CATEGORY DAY 3 3
INVERSION 67F/9AM 7PM 63F/10AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 7 POOR 24 FAIR
MAX ADI LATE 55 GEN GOOD 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-102015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (-6) 57 (-10) 78
RH % (24H TREND) 67 (+4) 100 (0) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1110 1490
MIXING HGT(FT-AGL/MSL)3650 4880
TRANSPORT WND (MPH) W 12 NW 7
VENT RATE (KT-FT) 36500 29280
CATEGORY DAY 3 3
INVERSION 69F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 21 FAIR
MAX ADI LATE 40 FAIR 3 VERY POOR 39 FAIR
MAX LVORI EARLY 8 8 9
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-102015-
BUTLER-
INCLUDING THE CITY OF BUTLER
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (-5) 57 (-9) 78
RH % (24H TREND) 70 (+2) 100 (0) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1130 1500
MIXING HGT(FT-AGL/MSL)3700 4930
TRANSPORT WND (MPH) W 12 W 7
VENT RATE (KT-FT) 37000 29580
CATEGORY DAY 3 3
INVERSION 68F/9AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 42 GEN GOOD 3 VERY POOR 39 FAIR
MAX LVORI EARLY 8 9 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-102015-
CLARION-
INCLUDING THE CITY OF CLARION
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (-4) 54 (-11) 77
RH % (24H TREND) 66 (+3) 99 (0) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1120 1450
MIXING HGT(FT-AGL/MSL)3680 4770
TRANSPORT WND (MPH) W 13 W 7
VENT RATE (KT-FT) 40480 28620
CATEGORY DAY 3 3
INVERSION 68F/9AM 7PM 65F/10AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 5 VERY POOR 22 FAIR
MAX ADI LATE 47 GEN GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 7 6 8
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-102015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-4) 54 (-11) 76
RH % (24H TREND) 65 (-1) 99 (+1) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1140 1400
MIXING HGT(FT-AGL/MSL)3740 4590
TRANSPORT WND (MPH) W 14 W 7
VENT RATE (KT-FT) 44880 27540
CATEGORY DAY 3 3
INVERSION 67F/9AM 7PM 65F/10AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 7 POOR 22 FAIR
MAX ADI LATE 51 GEN GOOD 3 VERY POOR 38 FAIR
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-102015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 80 (-6) 59 (-9) 79
RH % (24H TREND) 69 (+8) 99 (0) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 4 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1100 1510
MIXING HGT(FT-AGL/MSL)3600 4960
TRANSPORT WND (MPH) W 10 NW 7
VENT RATE (KT-FT) 32400 29760
CATEGORY DAY 3 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 16 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 27 FAIR 3 VERY POOR 39 FAIR
MAX LVORI EARLY 8 7 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-102015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 40 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 81 (-5) 61 (-7) 79
RH % (24H TREND) 70 (+7) 99 (+1) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.06 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1140 1440
MIXING HGT(FT-AGL/MSL)3740 4730
TRANSPORT WND (MPH) W 10 NE 7
VENT RATE (KT-FT) 33660 28380
CATEGORY DAY 3 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 5 VERY POOR 24 FAIR
MAX ADI LATE 27 FAIR 3 VERY POOR 36 FAIR
MAX LVORI EARLY 8 7 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-102015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS NONE
CHANCE PRECIP (%) 0 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (-6) 58 (-8) 78
RH % (24H TREND) 68 (-1) 100 (+1) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 PM
PRECIP END 10 PM
MIXING HGT(M-AGL/MSL) 1140 1460
MIXING HGT(FT-AGL/MSL)3740 4780
TRANSPORT WND (MPH) W 12 W 7
VENT RATE (KT-FT) 37400 28680
CATEGORY DAY 3 3
INVERSION 69F/9AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 34 FAIR 3 VERY POOR 38 FAIR
MAX LVORI EARLY 8 8 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-102015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 60 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-5) 61 (-7) 78
RH % (24H TREND) 74 (+10) 99 (0) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.20 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 12 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1020 1260
MIXING HGT(FT-AGL/MSL)3360 4130
TRANSPORT WND (MPH) W 10 E 7
VENT RATE (KT-FT) 30240 24780
CATEGORY DAY 3 2
INVERSION 70F/9AM 7PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 17 GEN POOR 5 VERY POOR 24 FAIR
MAX ADI LATE 26 FAIR 3 VERY POOR 33 FAIR
MAX LVORI EARLY 9 8 9
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-102015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 79 (-5) 62 (-5) 78
RH % (24H TREND) 79 (+11) 100 (0) 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.25 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 880 1100
MIXING HGT(FT-AGL/MSL)2890 3600
TRANSPORT WND (MPH) W 10 NE 7
VENT RATE (KT-FT) 26010 21600
CATEGORY DAY 3 2
INVERSION 70F/9AM 6PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 24 FAIR
MAX ADI LATE 24 FAIR 2 VERY POOR 33 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-102015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 50 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 80 (-5) 60 (-7) 78
RH % (24H TREND) 72 (+6) 100 (0) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.10 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1120 1290
MIXING HGT(FT-AGL/MSL)3670 4220
TRANSPORT WND (MPH) W 12 N 7
VENT RATE (KT-FT) 36700 25320
CATEGORY DAY 3 2
INVERSION 70F/9AM 7PM 69F/10AM
DISPERSION 3 2
MAX ADI EARLY 18 GEN POOR 5 VERY POOR 21 FAIR
MAX ADI LATE 28 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-102015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS NONE
CHANCE PRECIP (%) 60 60 0
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 80 (-3) 60 (-6) 79
RH % (24H TREND) 71 (+10) 100 (0) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.12 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 930 1290
MIXING HGT(FT-AGL/MSL)3060 4230
TRANSPORT WND (MPH) W 13 NW 6
VENT RATE (KT-FT) 33660 21150
CATEGORY DAY 3 2
INVERSION 68F/9AM 7PM 66F/10AM
DISPERSION 3 2
MAX ADI EARLY 20 GEN POOR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 30 FAIR 2 VERY POOR 30 FAIR
MAX LVORI EARLY 8 9 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-102015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 62 (-5) 78
RH % (24H TREND) 77 (+13) 100 (0) 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.26 0.00
PRECIP DURATION 2 3
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 860 1070
MIXING HGT(FT-AGL/MSL)2810 3510
TRANSPORT WND (MPH) W 10 NE 6
VENT RATE (KT-FT) 25290 17550
CATEGORY DAY 3 2
INVERSION 70F/9AM 7PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 21 FAIR
MAX ADI LATE 24 FAIR 2 VERY POOR 29 FAIR
MAX LVORI EARLY 8 9 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-102015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 78 (-4) 60 (-5) 78
RH % (24H TREND) 75 (+12) 100 (0) 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.26 0.00
PRECIP DURATION 2 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 780 1230
MIXING HGT(FT-AGL/MSL)2540 4040
TRANSPORT WND (MPH) W 13 NE 5
VENT RATE (KT-FT) 27940 16160
CATEGORY DAY 3 2
INVERSION 68F/9AM 7PM 67F/10AM
DISPERSION 3 2
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 16 GEN POOR
MAX ADI LATE 27 FAIR 2 VERY POOR 29 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-102015-
INDIANA-
INCLUDING THE CITY OF INDIANA
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR
PRECIP TYPE NONE SHOWERS NONE
CHANCE PRECIP (%) 0 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (-4) 57 (-9) 78
RH % (24H TREND) 68 (0) 100 (+1) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.01 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1130 1380
MIXING HGT(FT-AGL/MSL)3710 4530
TRANSPORT WND (MPH) W 13 NW 7
VENT RATE (KT-FT) 40810 27180
CATEGORY DAY 3 3
INVERSION 69F/9AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 6 VERY POOR 18 GEN POOR
MAX ADI LATE 44 GEN GOOD 3 VERY POOR 36 FAIR
MAX LVORI EARLY 7 8 9
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-102015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 78 (-5) 58 (-8) 77
RH % (24H TREND) 70 (+6) 99 (0) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1080 1370
MIXING HGT(FT-AGL/MSL)3560 4500
TRANSPORT WND (MPH) W 13 NW 7
VENT RATE (KT-FT) 39160 27000
CATEGORY DAY 3 3
INVERSION 68F/9AM 7PM 66F/10AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 6 VERY POOR 17 GEN POOR
MAX ADI LATE 34 FAIR 3 VERY POOR 36 FAIR
MAX LVORI EARLY 8 8 9
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-102015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 40 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 60 (-8) 78
RH % (24H TREND) 70 (+7) 99 (0) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.05 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1070 1520
MIXING HGT(FT-AGL/MSL)3510 4980
TRANSPORT WND (MPH) W 10 S 7
VENT RATE (KT-FT) 31590 29880
CATEGORY DAY 3 3
INVERSION 70F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 4 VERY POOR 23 FAIR
MAX ADI LATE 27 FAIR 3 VERY POOR 38 FAIR
MAX LVORI EARLY 9 7 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-102015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 50 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 80 (-5) 61 (-8) 79
RH % (24H TREND) 72 (+10) 99 (0) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.15 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1000 1270
MIXING HGT(FT-AGL/MSL)3290 4160
TRANSPORT WND (MPH) W 10 E 7
VENT RATE (KT-FT) 29610 24960
CATEGORY DAY 3 2
INVERSION 70F/8AM 7PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 16 GEN POOR 4 VERY POOR 25 FAIR
MAX ADI LATE 25 FAIR 3 VERY POOR 33 FAIR
MAX LVORI EARLY 9 8 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-102015-
OHIO-
INCLUDING THE CITY OF WHEELING
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 79 (-6) 62 (-7) 78
RH % (24H TREND) 76 (+15) 100 (0) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.14 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 910 1190
MIXING HGT(FT-AGL/MSL)2980 3910
TRANSPORT WND (MPH) W 10 E 7
VENT RATE (KT-FT) 26820 23460
CATEGORY DAY 3 2
INVERSION 71F/9AM 7PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 16 GEN POOR 4 VERY POOR 26 FAIR
MAX ADI LATE 24 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-102015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 80 (-5) 62 (-7) 80
RH % (24H TREND) 82 (+15) 100 (0) 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.21 0.00
PRECIP DURATION 2 3
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 830 1170
MIXING HGT(FT-AGL/MSL)2730 3850
TRANSPORT WND (MPH) W 9 NE 7
VENT RATE (KT-FT) 21840 23100
CATEGORY DAY 2 2
INVERSION 71F/9AM 6PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 15 GEN POOR 3 VERY POOR 25 FAIR
MAX ADI LATE 21 FAIR 2 VERY POOR 32 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-102015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 78 (-7) 63 (-5) 78
RH % (24H TREND) 87 (+17) 100 (0) 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.31 0.00
PRECIP DURATION 1 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 740 1200
MIXING HGT(FT-AGL/MSL)2410 3930
TRANSPORT WND (MPH) W 9 NE 7
VENT RATE (KT-FT) 19280 23580
CATEGORY DAY 2 2
INVERSION 70F/9AM 6PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 3 VERY POOR 24 FAIR
MAX ADI LATE 19 GEN POOR 2 VERY POOR 32 FAIR
MAX LVORI EARLY 9 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-102015-
MARION-
INCLUDING THE CITY OF FAIRMONT
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 77 (-6) 63 (-3) 77
RH % (24H TREND) 90 (+21) 100 (0) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.35 0.00
PRECIP DURATION 2 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 710 1200
MIXING HGT(FT-AGL/MSL)2340 3940
TRANSPORT WND (MPH) W 10 NE 8
VENT RATE (KT-FT) 21060 27580
CATEGORY DAY 2 3
INVERSION 70F/9AM 7PM 65F/9AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 20 GEN POOR 2 VERY POOR 37 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-102015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 78 (-6) 63 (-4) 78
RH % (24H TREND) 85 (+16) 100 (0) 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.33 0.00
PRECIP DURATION 2 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 750 1170
MIXING HGT(FT-AGL/MSL)2480 3840
TRANSPORT WND (MPH) W 10 NE 8
VENT RATE (KT-FT) 22320 26880
CATEGORY DAY 2 3
INVERSION 70F/9AM 6PM 69F/10AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 22 FAIR 2 VERY POOR 34 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-102015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 76 (-5) 61 (-4) 76
RH % (24H TREND) 86 (+15) 100 (0) 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.35 0.00
PRECIP DURATION 2 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 640 1220
MIXING HGT(FT-AGL/MSL)2100 3990
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 18900 23940
CATEGORY DAY 2 2
INVERSION 68F/9AM 7PM 66F/10AM
DISPERSION 2 2
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 15 GEN POOR
MAX ADI LATE 21 FAIR 2 VERY POOR 32 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-102015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 77 (-5) 61 (-3) 77
RH % (24H TREND) 82 (+14) 100 (0) 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.39 0.00
PRECIP DURATION 3 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 650 1250
MIXING HGT(FT-AGL/MSL)2120 4110
TRANSPORT WND (MPH) W 12 NW 7
VENT RATE (KT-FT) 21200 24660
CATEGORY DAY 2 2
INVERSION 68F/9AM 7PM 68F/10AM
DISPERSION 2 2
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 23 FAIR 2 VERY POOR 33 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-102015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 70 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 75 (-5) 61 (-3) 76
RH % (24H TREND) 84 (+12) 100 (0) 67
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.39 0.00
PRECIP DURATION 2 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 630 1200
MIXING HGT(FT-AGL/MSL)2050 3940
TRANSPORT WND (MPH) W 13 E 6
VENT RATE (KT-FT) 22550 19700
CATEGORY DAY 2 2
INVERSION 67F/9AM 7PM 66F/10AM
DISPERSION 2 2
MAX ADI EARLY 20 GEN POOR 5 VERY POOR 14 GEN POOR
MAX ADI LATE 25 FAIR 2 VERY POOR 29 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-102015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 80 20
CHANCE OF THUNDER (%) 30 30 20
TEMP (24H TREND) 77 (-5) 62 (-2) 78
RH % (24H TREND) 80 (+16) 100 (+1) 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.15 0.45 0.01
PRECIP DURATION 3 7 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 590 1090
MIXING HGT(FT-AGL/MSL)1940 3580
TRANSPORT WND (MPH) W 13 N 6
VENT RATE (KT-FT) 21340 17900
CATEGORY DAY 2 2
INVERSION 66F/9AM 7PM 66F/10AM
DISPERSION 2 2
MAX ADI EARLY 19 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 23 FAIR 2 VERY POOR 23 FAIR
MAX LVORI EARLY 8 10 9
MAX LVORI LATE 5 10 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-102015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1217 AM EDT THU SEP 10 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 80 30
CHANCE OF THUNDER (%) 30 30 20
TEMP (24H TREND) 73 (-5) 58 (-3) 74
RH % (24H TREND) 85 (+17) 100 (0) 77
WIND 20FT/EARLY(MPH) W 6 G29 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.35 0.01
PRECIP DURATION 2 6 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 630 1020
MIXING HGT(FT-AGL/MSL)2070 3360
TRANSPORT WND (MPH) W 16 SE 6
VENT RATE (KT-FT) 28980 16800
CATEGORY DAY 3 2
INVERSION 65F/9AM 7PM 64F/10AM
DISPERSION 3 2
MAX ADI EARLY 27 FAIR 8 POOR 11 POOR
MAX ADI LATE 30 FAIR 3 VERY POOR 20 GEN POOR
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 5 10 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS AROUND 80.
SOUTH WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE MID 80S. SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
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