417
FNUS51 KPBZ 290501
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
101 AM EDT WED JUL 29 2026
DISCUSSION
COOLER NORTHWEST FLOW OFFERS SLIGHTLY BELOW AVERAGE TEMPERATURE
READINGS TODAY WITH A DOWNWARD TREND IN MINIMUM HUMIDITIES. A
STRAY DIURNALLY DRIVEN SHOWER CAN'T BE RULED OUT ALONG THE HIGHER
TERRAIN SOUTHEAST OF PITTSBURGH, OTHERWISE THE REGION WILL REMAIN
DRY.
TEMPERATURE IS EXPECTED TO RISE NEAR NORMAL THURSDAY WITH LOWER
HUMIDITY VALUES BEFORE BOTH RISE SLIGHTLY FRIDAY AHEAD OF THE NEXT
UPPER TROUGH SYSTEM.
OHZ039-292030-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 55 (-7) 80
RH % (24H TREND) 54 (-9) 98 (0) 45
WIND 20FT/EARLY(MPH) N 7 G17 NW 7 G18 NW 5
WIND 20FT/LATE(MPH) N 10 G18 LGT/VAR N 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1720 1870
MIXING HGT(FT-AGL/MSL)5660 6150
TRANSPORT WND (MPH) N 18 N 13
VENT RATE (KT-FT) 90560 67650
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 61 GOOD 10 POOR 75 GOOD
MAX ADI LATE 78 GOOD 4 VERY POOR 82 GOOD
MAX LVORI EARLY 7 4 7
MAX LVORI LATE 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-292030-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-2) 55 (-7) 80
RH % (24H TREND) 55 (-12) 96 (-3) 45
WIND 20FT/EARLY(MPH) NW 8 G17 NW 8 G17 NW 5
WIND 20FT/LATE(MPH) N 11 LGT/VAR N 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1880
MIXING HGT(FT-AGL/MSL)5610 6180
TRANSPORT WND (MPH) N 18 N 13
VENT RATE (KT-FT) 89760 67980
CATEGORY DAY 4 4
INVERSION 63F/8AM 9PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 51 GEN GOOD 23 FAIR 74 GOOD
MAX ADI LATE 75 GOOD 5 VERY POOR 85 GOOD
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-292030-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-3) 55 (-6) 80
RH % (24H TREND) 55 (-10) 96 (-3) 46
WIND 20FT/EARLY(MPH) NW 8 G17 NW 7 G17 NW 5
WIND 20FT/LATE(MPH) N 11 G18 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1650 1840
MIXING HGT(FT-AGL/MSL)5430 6050
TRANSPORT WND (MPH) N 18 N 13
VENT RATE (KT-FT) 86880 66550
CATEGORY DAY 4 4
INVERSION 61F/7AM 9PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 52 GEN GOOD 12 POOR 74 GOOD
MAX ADI LATE 77 GOOD 5 VERY POOR 87 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-292030-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-4) 54 (-8) 80
RH % (24H TREND) 56 (-9) 100 (0) 47
WIND 20FT/EARLY(MPH) N 6 N 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR N 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1810
MIXING HGT(FT-AGL/MSL)5770 5930
TRANSPORT WND (MPH) N 17 N 13
VENT RATE (KT-FT) 86550 65230
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 96 GOOD 11 POOR 75 GOOD
MAX ADI LATE 107 VERY GOOD4 VERY POOR 83 GOOD
MAX LVORI EARLY 8 5 8
MAX LVORI LATE 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-292030-
HARRISON-
INCLUDING THE CITY OF CADIZ
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 55 (-7) 81
RH % (24H TREND) 54 (-10) 100 (0) 45
WIND 20FT/EARLY(MPH) NW 7 NW 7 G17 NW 5
WIND 20FT/LATE(MPH) N 10 G18 LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1720 1980
MIXING HGT(FT-AGL/MSL)5660 6480
TRANSPORT WND (MPH) N 17 N 12
VENT RATE (KT-FT) 84900 64800
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 55 GEN GOOD 10 POOR 71 GOOD
MAX ADI LATE 76 GOOD 4 VERY POOR 84 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 1 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-292030-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 55 (-7) 81
RH % (24H TREND) 53 (-13) 95 (-3) 44
WIND 20FT/EARLY(MPH) NW 7 NW 7 G18 NW 5
WIND 20FT/LATE(MPH) N 10 G18 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1680 2020
MIXING HGT(FT-AGL/MSL)5520 6630
TRANSPORT WND (MPH) NW 17 N 13
VENT RATE (KT-FT) 82800 72930
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 56 GEN GOOD 12 POOR 72 GOOD
MAX ADI LATE 74 GOOD 4 VERY POOR 87 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-292030-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-4) 54 (-8) 80
RH % (24H TREND) 58 (-10) 98 (-2) 49
WIND 20FT/EARLY(MPH) NW 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR N 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1800 1910
MIXING HGT(FT-AGL/MSL)5920 6280
TRANSPORT WND (MPH) N 16 N 10
VENT RATE (KT-FT) 82880 56520
CATEGORY DAY 4 4
INVERSION 66F/9AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 83 GOOD 10 POOR 68 GOOD
MAX ADI LATE 100 GOOD 4 VERY POOR 80 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-292030-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 55 (-7) 81
RH % (24H TREND) 56 (-14) 100 (0) 47
WIND 20FT/EARLY(MPH) NW 5 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 8 G17 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 2000
MIXING HGT(FT-AGL/MSL)5740 6570
TRANSPORT WND (MPH) NW 17 N 10
VENT RATE (KT-FT) 86100 59130
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 71 GOOD 10 POOR 67 GOOD
MAX ADI LATE 102 VERY GOOD4 VERY POOR 77 GOOD
MAX LVORI EARLY 8 5 8
MAX LVORI LATE 1 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-292030-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-3) 55 (-8) 81
RH % (24H TREND) 56 (-12) 100 (0) 45
WIND 20FT/EARLY(MPH) NW 6 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G18 LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1660 2050
MIXING HGT(FT-AGL/MSL)5440 6730
TRANSPORT WND (MPH) NW 16 NW 13
VENT RATE (KT-FT) 76160 74030
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 55 GEN GOOD 10 POOR 61 GOOD
MAX ADI LATE 75 GOOD 4 VERY POOR 83 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 1 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-292030-
NOBLE-
INCLUDING THE CITY OF CALDWELL
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-2) 55 (-7) 81
RH % (24H TREND) 59 (-11) 99 (-1) 49
WIND 20FT/EARLY(MPH) NW 5 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 8 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 2030
MIXING HGT(FT-AGL/MSL)5690 6660
TRANSPORT WND (MPH) NW 16 NW 10
VENT RATE (KT-FT) 79660 59940
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 68 GOOD 9 POOR 55 GEN GOOD
MAX ADI LATE 93 GOOD 4 VERY POOR 74 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-292030-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-3) 56 (-7) 81
RH % (24H TREND) 58 (-12) 99 (-1) 49
WIND 20FT/EARLY(MPH) NW 5 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1680 2050
MIXING HGT(FT-AGL/MSL)5520 6730
TRANSPORT WND (MPH) NW 16 NW 12
VENT RATE (KT-FT) 77280 67300
CATEGORY DAY 4 4
INVERSION 64F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 53 GEN GOOD 9 POOR 57 GEN GOOD
MAX ADI LATE 91 GOOD 4 VERY POOR 83 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-292030-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-6) 55 (-6) 79
RH % (24H TREND) 57 (-4) 97 (-3) 51
WIND 20FT/EARLY(MPH) NW 8 NW 8 G17 NW 6
WIND 20FT/LATE(MPH) NW 12 G20 LGT/VAR NW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1420 1640
MIXING HGT(FT-AGL/MSL)4650 5380
TRANSPORT WND (MPH) N 20 N 15
VENT RATE (KT-FT) 79050 69940
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 45 GEN GOOD 25 FAIR 70 GOOD
MAX ADI LATE 74 GOOD 5 VERY POOR 89 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-292030-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (-5) 55 (-6) 78
RH % (24H TREND) 65 (+1) 97 (-3) 56
WIND 20FT/EARLY(MPH) NW 7 NW 6 G17 NW 5
WIND 20FT/LATE(MPH) NW 9 G18 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1240 1580
MIXING HGT(FT-AGL/MSL)4060 5180
TRANSPORT WND (MPH) NW 18 N 15
VENT RATE (KT-FT) 64960 67340
CATEGORY DAY 4 4
INVERSION 61F/8AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 52 GEN GOOD 24 FAIR 88 GOOD
MAX ADI LATE 73 GOOD 5 VERY POOR 97 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-292030-
FOREST-
INCLUDING THE CITY OF TIONESTA
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-4) 54 (-6) 77
RH % (24H TREND) 63 (-6) 95 (-5) 55
WIND 20FT/EARLY(MPH) NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G19 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1140 1410
MIXING HGT(FT-AGL/MSL)3750 4610
TRANSPORT WND (MPH) NW 20 N 15
VENT RATE (KT-FT) 63750 59930
CATEGORY DAY 4 4
INVERSION 60F/7AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 48 GEN GOOD 24 FAIR 88 GOOD
MAX ADI LATE 76 GOOD 5 VERY POOR 94 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-292030-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 55 (-6) 80
RH % (24H TREND) 56 (-7) 97 (-3) 48
WIND 20FT/EARLY(MPH) NW 7 NW 7 G17 NW 5
WIND 20FT/LATE(MPH) NW 11 G18 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1570 1690
MIXING HGT(FT-AGL/MSL)5140 5550
TRANSPORT WND (MPH) NW 20 N 15
VENT RATE (KT-FT) 87380 72150
CATEGORY DAY 4 4
INVERSION 61F/7AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 54 GEN GOOD 12 POOR 68 GOOD
MAX ADI LATE 76 GOOD 5 VERY POOR 98 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 2 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-292030-
BUTLER-
INCLUDING THE CITY OF BUTLER
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-3) 54 (-7) 80
RH % (24H TREND) 63 (-6) 98 (-2) 53
WIND 20FT/EARLY(MPH) NW 7 NW 7 G18 NW 5
WIND 20FT/LATE(MPH) NW 10 G19 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1430 1690
MIXING HGT(FT-AGL/MSL)4700 5530
TRANSPORT WND (MPH) NW 18 N 15
VENT RATE (KT-FT) 75200 71890
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 59 GEN GOOD 12 POOR 72 GOOD
MAX ADI LATE 74 GOOD 5 VERY POOR 99 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-292030-
CLARION-
INCLUDING THE CITY OF CLARION
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-4) 55 (-6) 78
RH % (24H TREND) 64 (-7) 95 (-5) 55
WIND 20FT/EARLY(MPH) NW 7 G17 NW 6 G17 NW 5
WIND 20FT/LATE(MPH) NW 9 G19 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1280 1580
MIXING HGT(FT-AGL/MSL)4180 5180
TRANSPORT WND (MPH) NW 20 N 15
VENT RATE (KT-FT) 71060 67340
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 53 GEN GOOD 25 FAIR 92 GOOD
MAX ADI LATE 68 GOOD 5 VERY POOR 100 GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-292030-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-3) 55 (-5) 77
RH % (24H TREND) 66 (-13) 94 (-6) 57
WIND 20FT/EARLY(MPH) NW 7 G17 NW 7 G19 NW 6
WIND 20FT/LATE(MPH) NW 10 G20 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1250 1520
MIXING HGT(FT-AGL/MSL)4090 4990
TRANSPORT WND (MPH) NW 18 N 15
VENT RATE (KT-FT) 65440 64870
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 51 GEN GOOD 25 FAIR 90 GOOD
MAX ADI LATE 54 GEN GOOD 5 VERY POOR 98 GOOD
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-292030-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-2) 56 (-6) 81
RH % (24H TREND) 56 (-11) 94 (-4) 47
WIND 20FT/EARLY(MPH) NW 7 NW 7 G18 NW 5
WIND 20FT/LATE(MPH) NW 10 G18 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1800
MIXING HGT(FT-AGL/MSL)5350 5920
TRANSPORT WND (MPH) N 18 N 14
VENT RATE (KT-FT) 85600 71040
CATEGORY DAY 4 4
INVERSION 62F/7AM 9PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 59 GEN GOOD 12 POOR 71 GOOD
MAX ADI LATE 77 GOOD 5 VERY POOR 92 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-292030-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-2) 57 (-6) 81
RH % (24H TREND) 57 (-13) 93 (-6) 49
WIND 20FT/EARLY(MPH) NW 8 NW 9 G19 NW 5
WIND 20FT/LATE(MPH) NW 12 G20 NW 5 NW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1610 1940
MIXING HGT(FT-AGL/MSL)5290 6350
TRANSPORT WND (MPH) NW 18 NW 14
VENT RATE (KT-FT) 84640 76200
CATEGORY DAY 4 4
INVERSION 62F/7AM 8PM 61F/8AM
DISPERSION 4 4
MAX ADI EARLY 41 GEN GOOD 24 FAIR 68 GOOD
MAX ADI LATE 70 GOOD 5 VERY POOR 92 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-292030-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-2) 55 (-7) 81
RH % (24H TREND) 64 (-11) 97 (-3) 55
WIND 20FT/EARLY(MPH) NW 7 NW 7 G18 NW 5
WIND 20FT/LATE(MPH) NW 10 G19 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1350 1620
MIXING HGT(FT-AGL/MSL)4440 5310
TRANSPORT WND (MPH) NW 18 N 15
VENT RATE (KT-FT) 71040 69030
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 51 GEN GOOD 25 FAIR 80 GOOD
MAX ADI LATE 55 GEN GOOD 5 VERY POOR 97 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-292030-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 56 (-6) 81
RH % (24H TREND) 59 (-7) 95 (-4) 48
WIND 20FT/EARLY(MPH) NW 7 NW 8 G19 NW 5
WIND 20FT/LATE(MPH) NW 11 G19 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1570 2010
MIXING HGT(FT-AGL/MSL)5160 6580
TRANSPORT WND (MPH) NW 17 NW 14
VENT RATE (KT-FT) 77400 78960
CATEGORY DAY 4 4
INVERSION 62F/7AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 43 GEN GOOD 24 FAIR 60 GEN GOOD
MAX ADI LATE 71 GOOD 5 VERY POOR 91 GOOD
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 2 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-292030-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-1) 56 (-6) 80
RH % (24H TREND) 62 (-19) 97 (-3) 52
WIND 20FT/EARLY(MPH) NW 5 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G17 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 2060
MIXING HGT(FT-AGL/MSL)5200 6760
TRANSPORT WND (MPH) NW 16 NW 13
VENT RATE (KT-FT) 72800 74360
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 46 GEN GOOD 20 GEN POOR 55 GEN GOOD
MAX ADI LATE 94 GOOD 4 VERY POOR 84 GOOD
MAX LVORI EARLY 8 5 6
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-292030-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-2) 55 (-7) 81
RH % (24H TREND) 62 (-13) 99 (-1) 54
WIND 20FT/EARLY(MPH) NW 8 NW 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) NW 12 LGT/VAR NW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1500 1700
MIXING HGT(FT-AGL/MSL)4930 5580
TRANSPORT WND (MPH) NW 17 NW 15
VENT RATE (KT-FT) 73950 72540
CATEGORY DAY 4 4
INVERSION 62F/7AM 8PM 60F/8AM
DISPERSION 4 4
MAX ADI EARLY 35 FAIR 23 FAIR 63 GOOD
MAX ADI LATE 53 GEN GOOD 5 VERY POOR 86 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-292030-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (+2) 53 (-8) 80
RH % (24H TREND) 62 (-19) 100 (0) 54
WIND 20FT/EARLY(MPH) NW 7 G17 NW 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) NW 10 G20 LGT/VAR NW 8
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1250 1480
MIXING HGT(FT-AGL/MSL)4100 4870
TRANSPORT WND (MPH) NW 20 NW 15
VENT RATE (KT-FT) 69700 63310
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 61F/9AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 21 FAIR 64 GOOD
MAX ADI LATE 48 GEN GOOD 5 VERY POOR 88 GOOD
MAX LVORI EARLY 8 6 8
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-292030-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-1) 56 (-6) 80
RH % (24H TREND) 63 (-11) 98 (-2) 53
WIND 20FT/EARLY(MPH) NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G17 LGT/VAR NW 7
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 2 PM
MIXING HGT(M-AGL/MSL) 1530 1870
MIXING HGT(FT-AGL/MSL)5010 6140
TRANSPORT WND (MPH) NW 17 NW 14
VENT RATE (KT-FT) 75150 73680
CATEGORY DAY 4 4
INVERSION 63F/8AM 7PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 21 FAIR 49 GEN GOOD
MAX ADI LATE 55 GEN GOOD 4 VERY POOR 89 GOOD
MAX LVORI EARLY 8 5 8
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-292030-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (+2) 53 (-7) 78
RH % (24H TREND) 61 (-22) 100 (0) 53
WIND 20FT/EARLY(MPH) NW 5 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1340 1590
MIXING HGT(FT-AGL/MSL)4390 5220
TRANSPORT WND (MPH) NW 18 NW 15
VENT RATE (KT-FT) 70240 67860
CATEGORY DAY 4 4
INVERSION 61F/8AM 8PM 61F/9AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 21 FAIR 53 GEN GOOD
MAX ADI LATE 62 GOOD 4 VERY POOR 84 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-292030-
INDIANA-
INCLUDING THE CITY OF INDIANA
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-1) 55 (-7) 79
RH % (24H TREND) 67 (-13) 99 (-1) 57
WIND 20FT/EARLY(MPH) NW 7 G17 NW 7 G19 NW 5
WIND 20FT/LATE(MPH) NW 11 G19 LGT/VAR NW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1300 1560
MIXING HGT(FT-AGL/MSL)4260 5130
TRANSPORT WND (MPH) NW 18 NW 15
VENT RATE (KT-FT) 68160 66690
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 47 GEN GOOD 23 FAIR 79 GOOD
MAX ADI LATE 52 GEN GOOD 5 VERY POOR 94 GOOD
MAX LVORI EARLY 8 6 7
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-292030-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (0) 55 (-7) 78
RH % (24H TREND) 68 (-14) 100 (0) 58
WIND 20FT/EARLY(MPH) NW 7 G17 NW 7 G19 W 5
WIND 20FT/LATE(MPH) NW 11 G20 LGT/VAR NW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 3 PM
MIXING HGT(M-AGL/MSL) 1210 1370
MIXING HGT(FT-AGL/MSL)3970 4500
TRANSPORT WND (MPH) NW 20 NW 15
VENT RATE (KT-FT) 67490 58500
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 59F/8AM
DISPERSION 4 4
MAX ADI EARLY 44 GEN GOOD 21 FAIR 73 GOOD
MAX ADI LATE 47 GEN GOOD 5 VERY POOR 91 GOOD
MAX LVORI EARLY 8 6 7
MAX LVORI LATE 4 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-292030-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-3) 57 (-5) 80
RH % (24H TREND) 55 (-15) 93 (-3) 45
WIND 20FT/EARLY(MPH) NW 7 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) N 10 G18 LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1680 1870
MIXING HGT(FT-AGL/MSL)5500 6140
TRANSPORT WND (MPH) N 18 N 14
VENT RATE (KT-FT) 88000 73680
CATEGORY DAY 4 4
INVERSION 62F/7AM 9PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 60 GEN GOOD 12 POOR 70 GOOD
MAX ADI LATE 75 GOOD 4 VERY POOR 91 GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-292030-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-3) 56 (-7) 81
RH % (24H TREND) 55 (-7) 95 (-2) 44
WIND 20FT/EARLY(MPH) NW 7 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 10 G18 LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1660 2060
MIXING HGT(FT-AGL/MSL)5440 6760
TRANSPORT WND (MPH) NW 16 N 13
VENT RATE (KT-FT) 76160 74360
CATEGORY DAY 4 4
INVERSION 62F/7AM 8PM 65F/9AM
DISPERSION 4 4
MAX ADI EARLY 54 GEN GOOD 12 POOR 63 GOOD
MAX ADI LATE 74 GOOD 4 VERY POOR 88 GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-292030-
OHIO-
INCLUDING THE CITY OF WHEELING
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (-5) 56 (-7) 81
RH % (24H TREND) 57 (-7) 97 (-2) 46
WIND 20FT/EARLY(MPH) NW 6 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G18 LGT/VAR NW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1660 2110
MIXING HGT(FT-AGL/MSL)5460 6920
TRANSPORT WND (MPH) NW 16 N 12
VENT RATE (KT-FT) 76440 69200
CATEGORY DAY 4 4
INVERSION 64F/8AM 8PM 65F/9AM
DISPERSION 4 4
MAX ADI EARLY 57 GEN GOOD 11 POOR 57 GEN GOOD
MAX ADI LATE 69 GOOD 4 VERY POOR 83 GOOD
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-292030-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (-2) 57 (-7) 82
RH % (24H TREND) 61 (-14) 96 (-4) 50
WIND 20FT/EARLY(MPH) NW 5 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 8 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1620 2100
MIXING HGT(FT-AGL/MSL)5310 6900
TRANSPORT WND (MPH) NW 15 NW 12
VENT RATE (KT-FT) 69030 69000
CATEGORY DAY 4 4
INVERSION 64F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 49 GEN GOOD 19 GEN POOR 57 GEN GOOD
MAX ADI LATE 93 GOOD 4 VERY POOR 81 GOOD
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-292030-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-2) 57 (-6) 80
RH % (24H TREND) 64 (-16) 97 (-3) 53
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1550 2070
MIXING HGT(FT-AGL/MSL)5070 6790
TRANSPORT WND (MPH) NW 15 NW 12
VENT RATE (KT-FT) 65910 67900
CATEGORY DAY 4 4
INVERSION 64F/8AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 46 GEN GOOD 19 GEN POOR 44 GEN GOOD
MAX ADI LATE 88 GOOD 4 VERY POOR 87 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-292030-
MARION-
INCLUDING THE CITY OF FAIRMONT
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (-3) 56 (-6) 79
RH % (24H TREND) 66 (-12) 99 (-1) 55
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1520 2030
MIXING HGT(FT-AGL/MSL)5000 6650
TRANSPORT WND (MPH) NW 16 NW 12
VENT RATE (KT-FT) 70000 66500
CATEGORY DAY 4 4
INVERSION 63F/8AM 8PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 42 GEN GOOD 12 POOR 45 GEN GOOD
MAX ADI LATE 82 GOOD 3 VERY POOR 80 GOOD
MAX LVORI EARLY 8 6 9
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-292030-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (0) 56 (-6) 79
RH % (24H TREND) 64 (-19) 98 (-2) 54
WIND 20FT/EARLY(MPH) NW 5 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 8 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1540 2020
MIXING HGT(FT-AGL/MSL)5060 6620
TRANSPORT WND (MPH) NW 16 NW 12
VENT RATE (KT-FT) 70840 66200
CATEGORY DAY 4 4
INVERSION 63F/8AM 7PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 18 GEN POOR 44 GEN GOOD
MAX ADI LATE 83 GOOD 3 VERY POOR 78 GOOD
MAX LVORI EARLY 8 5 8
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-292030-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (+2) 54 (-7) 77
RH % (24H TREND) 66 (-22) 100 (0) 56
WIND 20FT/EARLY(MPH) NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 6 AM 6 PM
PRECIP END 3 PM 8 PM
MIXING HGT(M-AGL/MSL) 1280 1800
MIXING HGT(FT-AGL/MSL)4210 5910
TRANSPORT WND (MPH) NW 16 NW 13
VENT RATE (KT-FT) 58940 65010
CATEGORY DAY 4 4
INVERSION 62F/8AM 8PM 61F/9AM
DISPERSION 4 4
MAX ADI EARLY 35 FAIR 19 GEN POOR 43 GEN GOOD
MAX ADI LATE 73 GOOD 3 VERY POOR 74 GOOD
MAX LVORI EARLY 8 6 9
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-292030-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (0) 54 (-7) 77
RH % (24H TREND) 64 (-21) 100 (0) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1290 1710
MIXING HGT(FT-AGL/MSL)4220 5600
TRANSPORT WND (MPH) NW 16 NW 13
VENT RATE (KT-FT) 59080 61600
CATEGORY DAY 4 4
INVERSION 62F/8AM 7PM 61F/9AM
DISPERSION 4 4
MAX ADI EARLY 34 FAIR 19 GEN POOR 45 GEN GOOD
MAX ADI LATE 78 GOOD 4 VERY POOR 75 GOOD
MAX LVORI EARLY 7 6 9
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-292030-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 74 (+1) 54 (-7) 75
RH % (24H TREND) 67 (-18) 100 (0) 58
WIND 20FT/EARLY(MPH) NW 5 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 8 G17 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1190 1610
MIXING HGT(FT-AGL/MSL)3890 5270
TRANSPORT WND (MPH) NW 17 NW 14
VENT RATE (KT-FT) 58350 63240
CATEGORY DAY 4 4
INVERSION 61F/8AM 8PM 60F/9AM
DISPERSION 4 4
MAX ADI EARLY 35 FAIR 21 FAIR 47 GEN GOOD
MAX ADI LATE 64 GOOD 4 VERY POOR 78 GOOD
MAX LVORI EARLY 8 6 8
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-292030-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 75 (-1) 55 (-6) 77
RH % (24H TREND) 66 (-9) 100 (0) 57
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1100 1580
MIXING HGT(FT-AGL/MSL)3620 5170
TRANSPORT WND (MPH) NW 17 NW 13
VENT RATE (KT-FT) 54300 56870
CATEGORY DAY 4 4
INVERSION 61F/8AM 8PM 60F/9AM
DISPERSION 4 4
MAX ADI EARLY 30 FAIR 20 GEN POOR 41 GEN GOOD
MAX ADI LATE 62 GOOD 3 VERY POOR 73 GOOD
MAX LVORI EARLY 7 6 9
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-292030-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
101 AM EDT WED JUL 29 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 71 (-2) 51 (-7) 72
RH % (24H TREND) 75 (-3) 100 (0) 65
WIND 20FT/EARLY(MPH) NW 7 G22 NW 7 G23 NW 5 G19
WIND 20FT/LATE(MPH) NW 9 G23 LGT/VAR NW 7 G19
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1020 1400
MIXING HGT(FT-AGL/MSL)3330 4600
TRANSPORT WND (MPH) NW 21 NW 15
VENT RATE (KT-FT) 59940 59800
CATEGORY DAY 4 4
INVERSION 59F/8AM 9PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 41 GEN GOOD 24 FAIR 53 GEN GOOD
MAX ADI LATE 72 GOOD 6 VERY POOR 85 GOOD
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. EAST WINDS AROUND
5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. NORTHEAST WINDS AROUND 5 MPH.
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