881
FNUS51 KPBZ 310555
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
155 AM EDT FRI JUL 31 2026
DISCUSSION
HIGH PRESSURE WILL MAINTAIN DRY WEATHER TODAY INTO AT LEAST EARLY
SATURDAY. SHOWER AND THUNDERSTORM CHANCES WILL INCREASE FROM WEST
TO EAST LATE SATURDAY INTO SUNDAY NIGHT WITH THE APPROACH AND
PASSAGE OF A COLD FRONT.
OHZ039-312045-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 86 (+4) 65 (+8) 82
RH % (24H TREND) 49 (+7) 85 (-10) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 1
PRECIP BEGIN 3 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1930 1120
MIXING HGT(FT-AGL/MSL)6330 3670
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 25080 15300
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 22 FAIR 3 VERY POOR 24 FAIR
MAX ADI LATE 39 FAIR 4 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 7 5 4
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-312045-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 85 (+4) 64 (+8) 83
RH % (24H TREND) 47 (+9) 83 (-9) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 0
PRECIP BEGIN 4 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1940 1420
MIXING HGT(FT-AGL/MSL)6370 4670
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 24760 9270
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 26 FAIR 3 VERY POOR 20 GEN POOR
MAX ADI LATE 41 GEN GOOD 4 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 4 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-312045-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+4) 63 (+7) 83
RH % (24H TREND) 46 (+10) 85 (-6) 50
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) 1900 1430
MIXING HGT(FT-AGL/MSL)6230 4700
TRANSPORT WND (MPH) NW 6 S 12
VENT RATE (KT-FT) 24130 13030
CATEGORY DAY 3 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 30 FAIR 3 VERY POOR 21 FAIR
MAX ADI LATE 44 GEN GOOD 4 VERY POOR 61 GOOD
MAX LVORI EARLY 6 4 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-312045-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 85 (+3) 64 (+7) 80
RH % (24H TREND) 51 (+6) 88 (-11) 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 5
PRECIP AMOUNT 0.00 0.00 0.12
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1860 840
MIXING HGT(FT-AGL/MSL)6110 2760
TRANSPORT WND (MPH) NW 3 S 12
VENT RATE (KT-FT) 25600 9990
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 73F/10AM
DISPERSION 5 4
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 23 FAIR
MAX ADI LATE 31 FAIR 4 VERY POOR 36 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-312045-
HARRISON-
INCLUDING THE CITY OF CADIZ
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 85 (+3) 64 (+8) 83
RH % (24H TREND) 45 (+7) 85 (-9) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 3 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1990 1220
MIXING HGT(FT-AGL/MSL)6540 4000
TRANSPORT WND (MPH) N 3 S 13
VENT RATE (KT-FT) 30300 10430
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 21 FAIR
MAX ADI LATE 40 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 7 5 4
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-312045-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+4) 64 (+8) 83
RH % (24H TREND) 42 (+10) 85 (-5) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 2020 1350
MIXING HGT(FT-AGL/MSL)6620 4440
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 30440 16420
CATEGORY DAY 3 4
INVERSION 74F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 27 FAIR 2 VERY POOR 21 FAIR
MAX ADI LATE 45 GEN GOOD 3 VERY POOR 61 GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-312045-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 85 (+3) 64 (+7) 80
RH % (24H TREND) 50 (+2) 87 (-11) 65
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 5
PRECIP AMOUNT 0.00 0.00 0.13
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1810 870
MIXING HGT(FT-AGL/MSL)5930 2860
TRANSPORT WND (MPH) N 3 SE 12
VENT RATE (KT-FT) 25810 12310
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 76F/11AM
DISPERSION 5 4
MAX ADI EARLY 16 GEN POOR 3 VERY POOR 19 GEN POOR
MAX ADI LATE 29 FAIR 4 VERY POOR 37 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-312045-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 86 (+4) 64 (+8) 83
RH % (24H TREND) 48 (+4) 88 (-9) 58
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 0.08
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1880 1000
MIXING HGT(FT-AGL/MSL)6160 3290
TRANSPORT WND (MPH) N 5 S 12
VENT RATE (KT-FT) 25710 8700
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 12 POOR 3 VERY POOR 19 GEN POOR
MAX ADI LATE 32 FAIR 4 VERY POOR 40 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-312045-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+2) 64 (+7) 83
RH % (24H TREND) 45 (+6) 87 (-4) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 0
PRECIP BEGIN 3 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1830 1400
MIXING HGT(FT-AGL/MSL)6010 4580
TRANSPORT WND (MPH) N 5 S 10
VENT RATE (KT-FT) 28590 12530
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 77F/11AM
DISPERSION 5 4
MAX ADI EARLY 19 GEN POOR 2 VERY POOR 20 GEN POOR
MAX ADI LATE 33 FAIR 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-312045-
NOBLE-
INCLUDING THE CITY OF CALDWELL
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 85 (+3) 63 (+6) 82
RH % (24H TREND) 49 (0) 90 (-7) 61
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 0.04
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1270
MIXING HGT(FT-AGL/MSL)5760 4150
TRANSPORT WND (MPH) NE 5 S 13
VENT RATE (KT-FT) 25710 10150
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 12 POOR 3 VERY POOR 20 GEN POOR
MAX ADI LATE 32 FAIR 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-312045-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+3) 63 (+6) 83
RH % (24H TREND) 47 (+2) 90 (-4) 60
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) 1700 1370
MIXING HGT(FT-AGL/MSL)5590 4500
TRANSPORT WND (MPH) N 3 S 14
VENT RATE (KT-FT) 25810 11690
CATEGORY DAY 2 4
INVERSION 73F/10AM 7PM 74F/10AM
DISPERSION 5 4
MAX ADI EARLY 12 POOR 2 VERY POOR 19 GEN POOR
MAX ADI LATE 30 FAIR 3 VERY POOR 70 GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-312045-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+5) 63 (+8) 84
RH % (24H TREND) 44 (-1) 87 (-8) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1800 1310
MIXING HGT(FT-AGL/MSL)5890 4300
TRANSPORT WND (MPH) NW 6 S 14
VENT RATE (KT-FT) 30050 21900
CATEGORY DAY 3 3
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 3 VERY POOR 23 FAIR
MAX ADI LATE 45 GEN GOOD 5 VERY POOR 65 GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-312045-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 61 (+7) 83
RH % (24H TREND) 46 (-5) 91 (-6) 54
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) 1740 1440
MIXING HGT(FT-AGL/MSL)5700 4740
TRANSPORT WND (MPH) NW 5 S 14
VENT RATE (KT-FT) 26360 40450
CATEGORY DAY 2 4
INVERSION 71F/10AM 8PM 73F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 23 FAIR
MAX ADI LATE 39 FAIR 4 VERY POOR 80 GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-312045-
FOREST-
INCLUDING THE CITY OF TIONESTA
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+4) 59 (+6) 83
RH % (24H TREND) 43 (-9) 89 (-9) 52
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) 1630 1490
MIXING HGT(FT-AGL/MSL)5340 4880
TRANSPORT WND (MPH) NW 5 S 14
VENT RATE (KT-FT) 31090 51760
CATEGORY DAY 2 4
INVERSION 70F/10AM 7PM 72F/10AM
DISPERSION 5 5
MAX ADI EARLY 17 GEN POOR 2 VERY POOR 30 FAIR
MAX ADI LATE 34 FAIR 3 VERY POOR 83 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-312045-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+5) 63 (+8) 85
RH % (24H TREND) 43 (+2) 86 (-7) 48
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) 1850 1410
MIXING HGT(FT-AGL/MSL)6070 4630
TRANSPORT WND (MPH) NW 6 S 13
VENT RATE (KT-FT) 26360 20020
CATEGORY DAY 3 4
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 3 VERY POOR 23 FAIR
MAX ADI LATE 42 GEN GOOD 4 VERY POOR 70 GOOD
MAX LVORI EARLY 6 4 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-312045-
BUTLER-
INCLUDING THE CITY OF BUTLER
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+4) 61 (+7) 85
RH % (24H TREND) 45 (-6) 90 (-6) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 1580
MIXING HGT(FT-AGL/MSL)5940 5190
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 30030 26250
CATEGORY DAY 2 4
INVERSION 72F/10AM 8PM 74F/10AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 3 VERY POOR 23 FAIR
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 76 GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-312045-
CLARION-
INCLUDING THE CITY OF CLARION
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 60 (+6) 84
RH % (24H TREND) 45 (-7) 90 (-8) 51
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) 1770 1560
MIXING HGT(FT-AGL/MSL)5800 5130
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 30850 26100
CATEGORY DAY 2 4
INVERSION 70F/10AM 8PM 73F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 2 VERY POOR 26 FAIR
MAX ADI LATE 38 FAIR 3 VERY POOR 79 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-312045-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+3) 59 (+5) 83
RH % (24H TREND) 46 (-6) 89 (-10) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1660
MIXING HGT(FT-AGL/MSL)5470 5460
TRANSPORT WND (MPH) W 6 S 15
VENT RATE (KT-FT) 33680 47040
CATEGORY DAY 3 4
INVERSION 70F/10AM 7PM 73F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 2 VERY POOR 36 FAIR
MAX ADI LATE 38 FAIR 3 VERY POOR 87 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-312045-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+5) 64 (+8) 85
RH % (24H TREND) 43 (+6) 84 (-6) 47
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) 1970 1570
MIXING HGT(FT-AGL/MSL)6460 5160
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 29780 22920
CATEGORY DAY 2 3
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 27 FAIR 3 VERY POOR 24 FAIR
MAX ADI LATE 43 GEN GOOD 3 VERY POOR 68 GOOD
MAX LVORI EARLY 6 3 4
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-312045-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+4) 62 (+5) 87
RH % (24H TREND) 42 (-2) 87 (-6) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1980 1640
MIXING HGT(FT-AGL/MSL)6480 5370
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 34770 38290
CATEGORY DAY 2 4
INVERSION 73F/10AM 8PM 76F/10AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 3 VERY POOR 30 FAIR
MAX ADI LATE 37 FAIR 3 VERY POOR 78 GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-312045-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+5) 60 (+6) 87
RH % (24H TREND) 45 (-8) 90 (-9) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1730
MIXING HGT(FT-AGL/MSL)5730 5680
TRANSPORT WND (MPH) W 5 S 13
VENT RATE (KT-FT) 28990 27510
CATEGORY DAY 2 4
INVERSION 71F/10AM 7PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 20 GEN POOR
MAX ADI LATE 39 FAIR 3 VERY POOR 82 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-312045-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+4) 63 (+7) 84
RH % (24H TREND) 43 (+4) 88 (-3) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1930 1510
MIXING HGT(FT-AGL/MSL)6340 4940
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 34500 37040
CATEGORY DAY 2 3
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 3 VERY POOR 28 FAIR
MAX ADI LATE 34 FAIR 3 VERY POOR 68 GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-312045-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+3) 61 (+6) 84
RH % (24H TREND) 48 (+3) 90 (-4) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 1350
MIXING HGT(FT-AGL/MSL)5790 4430
TRANSPORT WND (MPH) N 3 S 14
VENT RATE (KT-FT) 30040 33130
CATEGORY DAY 2 4
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 3 VERY POOR 21 FAIR
MAX ADI LATE 32 FAIR 3 VERY POOR 67 GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-312045-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+4) 61 (+6) 86
RH % (24H TREND) 44 (-6) 90 (-10) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1680
MIXING HGT(FT-AGL/MSL)5730 5510
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 28070 27680
CATEGORY DAY 2 4
INVERSION 72F/10AM 7PM 77F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 31 FAIR
MAX ADI LATE 31 FAIR 3 VERY POOR 67 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-312045-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 60 (+6) 86
RH % (24H TREND) 45 (-9) 89 (-10) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1520 1610
MIXING HGT(FT-AGL/MSL)5000 5280
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 27020 36780
CATEGORY DAY 2 4
INVERSION 64F/9AM 7PM 74F/10AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 2 VERY POOR 39 FAIR
MAX ADI LATE 31 FAIR 5 VERY POOR 68 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-312045-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+2) 61 (+6) 85
RH % (24H TREND) 47 (+1) 89 (-9) 52
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) 1650 1550
MIXING HGT(FT-AGL/MSL)5400 5080
TRANSPORT WND (MPH) NW 3 S 12
VENT RATE (KT-FT) 30580 36180
CATEGORY DAY 2 3
INVERSION 72F/10AM 7PM 76F/10AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 2 VERY POOR 34 FAIR
MAX ADI LATE 26 FAIR 4 VERY POOR 73 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-312045-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 82 (+4) 59 (+6) 84
RH % (24H TREND) 46 (-7) 90 (-8) 50
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) 1470 1590
MIXING HGT(FT-AGL/MSL)4830 5210
TRANSPORT WND (MPH) NW 3 S 14
VENT RATE (KT-FT) 27680 31360
CATEGORY DAY 2 4
INVERSION 64F/9AM 7PM 74F/10AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 2 VERY POOR 35 FAIR
MAX ADI LATE 30 FAIR 5 VERY POOR 79 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-312045-
INDIANA-
INCLUDING THE CITY OF INDIANA
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 61 (+7) 86
RH % (24H TREND) 45 (-11) 90 (-10) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1820
MIXING HGT(FT-AGL/MSL)5480 5950
TRANSPORT WND (MPH) W 5 S 14
VENT RATE (KT-FT) 32580 46240
CATEGORY DAY 2 4
INVERSION 70F/10AM 7PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 30 FAIR
MAX ADI LATE 35 FAIR 3 VERY POOR 90 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-312045-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 82 (+4) 61 (+7) 85
RH % (24H TREND) 47 (-10) 87 (-13) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1570 1780
MIXING HGT(FT-AGL/MSL)5150 5850
TRANSPORT WND (MPH) W 5 S 14
VENT RATE (KT-FT) 31010 50960
CATEGORY DAY 2 4
INVERSION 70F/10AM 7PM 74F/10AM
DISPERSION 5 5
MAX ADI EARLY 18 GEN POOR 3 VERY POOR 41 GEN GOOD
MAX ADI LATE 35 FAIR 4 VERY POOR 94 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-312045-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+4) 64 (+8) 84
RH % (24H TREND) 43 (+10) 84 (-5) 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) 2000 1320
MIXING HGT(FT-AGL/MSL)6580 4320
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 29380 16410
CATEGORY DAY 3 3
INVERSION 73F/10AM 8PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 3 VERY POOR 23 FAIR
MAX ADI LATE 44 GEN GOOD 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 3 4
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-312045-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+4) 65 (+9) 84
RH % (24H TREND) 42 (+13) 82 (-8) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1990 1410
MIXING HGT(FT-AGL/MSL)6530 4630
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 33310 20810
CATEGORY DAY 2 4
INVERSION 74F/10AM 8PM 76F/10AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 2 VERY POOR 25 FAIR
MAX ADI LATE 42 GEN GOOD 3 VERY POOR 67 GOOD
MAX LVORI EARLY 6 3 4
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-312045-
OHIO-
INCLUDING THE CITY OF WHEELING
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+3) 64 (+7) 84
RH % (24H TREND) 43 (+10) 84 (-6) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1880 1460
MIXING HGT(FT-AGL/MSL)6170 4780
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 34360 15270
CATEGORY DAY 2 3
INVERSION 74F/10AM 8PM 75F/10AM
DISPERSION 5 4
MAX ADI EARLY 21 FAIR 3 VERY POOR 25 FAIR
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 69 GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-312045-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+3) 64 (+7) 84
RH % (24H TREND) 48 (+5) 87 (-3) 58
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) 1780 1520
MIXING HGT(FT-AGL/MSL)5840 5000
TRANSPORT WND (MPH) N 5 S 12
VENT RATE (KT-FT) 27070 17590
CATEGORY DAY 2 3
INVERSION 73F/10AM 7PM 77F/11AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 2 VERY POOR 19 GEN POOR
MAX ADI LATE 32 FAIR 3 VERY POOR 71 GOOD
MAX LVORI EARLY 7 4 5
MAX LVORI LATE 2 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-312045-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+2) 62 (+5) 82
RH % (24H TREND) 51 (+5) 90 (-2) 61
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) 1750 1410
MIXING HGT(FT-AGL/MSL)5730 4630
TRANSPORT WND (MPH) N 3 S 14
VENT RATE (KT-FT) 26860 23340
CATEGORY DAY 2 4
INVERSION 72F/10AM 7PM 76F/11AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 19 GEN POOR
MAX ADI LATE 28 FAIR 3 VERY POOR 73 GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-312045-
MARION-
INCLUDING THE CITY OF FAIRMONT
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+2) 61 (+6) 83
RH % (24H TREND) 52 (+5) 92 (-5) 58
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) 1740 1400
MIXING HGT(FT-AGL/MSL)5690 4590
TRANSPORT WND (MPH) N 3 S 13
VENT RATE (KT-FT) 24560 31730
CATEGORY DAY 2 4
INVERSION 72F/10AM 7PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 15 GEN POOR 2 VERY POOR 27 FAIR
MAX ADI LATE 28 FAIR 3 VERY POOR 63 GOOD
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-312045-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+2) 61 (+5) 84
RH % (24H TREND) 49 (+2) 90 (-6) 58
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) 1740 1320
MIXING HGT(FT-AGL/MSL)5720 4320
TRANSPORT WND (MPH) N 3 S 13
VENT RATE (KT-FT) 23820 31480
CATEGORY DAY 2 3
INVERSION 72F/10AM 7PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 15 GEN POOR 2 VERY POOR 27 FAIR
MAX ADI LATE 27 FAIR 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-312045-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (+3) 60 (+6) 82
RH % (24H TREND) 51 (+1) 90 (-7) 57
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) 1460 1400
MIXING HGT(FT-AGL/MSL)4780 4580
TRANSPORT WND (MPH) NW 3 S 13
VENT RATE (KT-FT) 26370 29220
CATEGORY DAY 2 4
INVERSION 70F/10AM 7PM 73F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 2 VERY POOR 28 FAIR
MAX ADI LATE 25 FAIR 5 VERY POOR 67 GOOD
MAX LVORI EARLY 9 5 4
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-312045-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+3) 60 (+6) 84
RH % (24H TREND) 50 (-1) 91 (-7) 53
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) 1510 1390
MIXING HGT(FT-AGL/MSL)4960 4570
TRANSPORT WND (MPH) NW 3 S 12
VENT RATE (KT-FT) 28490 27570
CATEGORY DAY 2 3
INVERSION 71F/10AM 7PM 75F/10AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 28 FAIR
MAX ADI LATE 26 FAIR 4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 9 6 4
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-312045-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (+4) 60 (+6) 82
RH % (24H TREND) 51 (-5) 88 (-9) 54
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) 1510 1420
MIXING HGT(FT-AGL/MSL)4950 4660
TRANSPORT WND (MPH) NW 5 S 13
VENT RATE (KT-FT) 32870 32400
CATEGORY DAY 2 4
INVERSION 63F/9AM 8PM 72F/10AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 3 VERY POOR 31 FAIR
MAX ADI LATE 27 FAIR 5 VERY POOR 64 GOOD
MAX LVORI EARLY 8 6 4
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-312045-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+5) 61 (+6) 84
RH % (24H TREND) 49 (-4) 89 (-5) 51
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) 1460 1430
MIXING HGT(FT-AGL/MSL)4780 4690
TRANSPORT WND (MPH) NW 5 S 12
VENT RATE (KT-FT) 31950 35950
CATEGORY DAY 2 3
INVERSION 69F/10AM 8PM 73F/10AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 2 VERY POOR 26 FAIR
MAX ADI LATE 26 FAIR 5 VERY POOR 62 GOOD
MAX LVORI EARLY 6 6 4
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-312045-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
155 AM EDT FRI JUL 31 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (+6) 57 (+6) 80
RH % (24H TREND) 52 (-6) 87 (-9) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1490 1780
MIXING HGT(FT-AGL/MSL)4890 5850
TRANSPORT WND (MPH) NW 5 S 14
VENT RATE (KT-FT) 41110 80320
CATEGORY DAY 2 4
INVERSION 63F/9AM 8PM 67F/9AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 3 VERY POOR 45 GEN GOOD
MAX ADI LATE 30 FAIR 6 VERY POOR 89 GOOD
MAX LVORI EARLY 6 5 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS AND SCATTERED THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. NORTH
WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 80S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO
10 MPH.
WM
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