891
FNUS51 KPBZ 280525
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
125 AM EDT THU MAY 28 2026
DISCUSSION
HIGH PRESSURE HAS MOVED INTO THE FORECAST AREA AND IS EXPECTED TO
REMAIN IN PLACE THROUGH THE COMING WEEKEND. GIVEN THE AMOUNT OF
RAINFALL OVER THE PAST SEVERAL DAYS AND GREENUP, CONCERNS OVER
FIRE WEATHER WILL BE MINIMAL IF AT ALL.
OHZ039-282015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-1) 47 (-11) 75
RH % (24H TREND) 46 (-22) 90 (+1) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1620 1170
MIXING HGT(FT-AGL/MSL)5300 3840
TRANSPORT WND (MPH) N 18 W 13
VENT RATE (KT-FT) 84800 42240
CATEGORY DAY 4 3
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 59 GEN GOOD 11 POOR 19 GEN POOR
MAX ADI LATE 95 GOOD 4 VERY POOR 61 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-282015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-4) 47 (-10) 75
RH % (24H TREND) 44 (-25) 87 (+8) 40
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 1150
MIXING HGT(FT-AGL/MSL)5230 3790
TRANSPORT WND (MPH) N 20 W 14
VENT RATE (KT-FT) 88910 45480
CATEGORY DAY 4 3
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 75 GOOD 11 POOR 22 FAIR
MAX ADI LATE 81 GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-282015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-5) 46 (-11) 75
RH % (24H TREND) 43 (-17) 88 (+11) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1640 1240
MIXING HGT(FT-AGL/MSL)5370 4050
TRANSPORT WND (MPH) N 20 W 16
VENT RATE (KT-FT) 91290 56700
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 59F/9AM
DISPERSION 4 4
MAX ADI EARLY 95 GOOD 12 POOR 24 FAIR
MAX ADI LATE 83 GOOD 4 VERY POOR 74 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-282015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-2) 46 (-11) 76
RH % (24H TREND) 47 (-24) 91 (-3) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1550 1190
MIXING HGT(FT-AGL/MSL)5090 3910
TRANSPORT WND (MPH) N 18 NW 12
VENT RATE (KT-FT) 81440 39100
CATEGORY DAY 4 3
INVERSION 61F/9AM 8PM 56F/9AM
DISPERSION 4 3
MAX ADI EARLY 48 GEN GOOD 12 POOR 18 GEN POOR
MAX ADI LATE 105 VERY GOOD4 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-282015-
HARRISON-
INCLUDING THE CITY OF CADIZ
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-1) 47 (-10) 76
RH % (24H TREND) 44 (-29) 90 (-7) 39
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1650 1220
MIXING HGT(FT-AGL/MSL)5420 3990
TRANSPORT WND (MPH) N 18 W 14
VENT RATE (KT-FT) 86720 47880
CATEGORY DAY 4 3
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 56 GEN GOOD 11 POOR 20 GEN POOR
MAX ADI LATE 97 GOOD 4 VERY POOR 64 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-282015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-3) 47 (-11) 75
RH % (24H TREND) 42 (-29) 87 (+1) 37
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1260
MIXING HGT(FT-AGL/MSL)5680 4130
TRANSPORT WND (MPH) N 18 W 15
VENT RATE (KT-FT) 90880 53690
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 66 GOOD 11 POOR 20 GEN POOR
MAX ADI LATE 106 VERY GOOD4 VERY POOR 73 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-282015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (0) 46 (-11) 76
RH % (24H TREND) 46 (-29) 93 (-6) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1650 1130
MIXING HGT(FT-AGL/MSL)5400 3700
TRANSPORT WND (MPH) N 17 NW 10
VENT RATE (KT-FT) 81000 33300
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 44 GEN GOOD 11 POOR 19 GEN POOR
MAX ADI LATE 106 VERY GOOD4 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-282015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (0) 47 (-10) 77
RH % (24H TREND) 44 (-33) 93 (-7) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1640 1180
MIXING HGT(FT-AGL/MSL)5390 3880
TRANSPORT WND (MPH) N 18 NW 12
VENT RATE (KT-FT) 86240 38800
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 49 GEN GOOD 11 POOR 16 GEN POOR
MAX ADI LATE 109 VERY GOOD4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-282015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (0) 47 (-11) 76
RH % (24H TREND) 44 (-34) 92 (-7) 40
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1220
MIXING HGT(FT-AGL/MSL)5630 3990
TRANSPORT WND (MPH) N 18 NW 13
VENT RATE (KT-FT) 90080 43890
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 50 GEN GOOD 11 POOR 18 GEN POOR
MAX ADI LATE 104 VERY GOOD4 VERY POOR 64 GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-282015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-1) 47 (-10) 77
RH % (24H TREND) 46 (-33) 94 (-5) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1160
MIXING HGT(FT-AGL/MSL)5490 3810
TRANSPORT WND (MPH) N 17 NW 12
VENT RATE (KT-FT) 82350 38100
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 46 GEN GOOD 11 POOR 16 GEN POOR
MAX ADI LATE 111 VERY GOOD4 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-282015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-3) 48 (-11) 77
RH % (24H TREND) 45 (-32) 90 (-10) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1780 1260
MIXING HGT(FT-AGL/MSL)5830 4140
TRANSPORT WND (MPH) N 18 NW 13
VENT RATE (KT-FT) 93280 45540
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 50 GEN GOOD 11 POOR 16 GEN POOR
MAX ADI LATE 115 VERY GOOD4 VERY POOR 64 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-282015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (-11) 45 (-10) 75
RH % (24H TREND) 46 (-1) 92 (+14) 38
WIND 20FT/EARLY(MPH) N 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1490 1270
MIXING HGT(FT-AGL/MSL)4890 4170
TRANSPORT WND (MPH) N 20 W 17
VENT RATE (KT-FT) 83130 62550
CATEGORY DAY 4 4
INVERSION 60F/9AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 94 GOOD 11 POOR 30 FAIR
MAX ADI LATE 79 GOOD 3 VERY POOR 79 GOOD
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-282015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (-10) 44 (-10) 74
RH % (24H TREND) 44 (-6) 91 (+13) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1560 1400
MIXING HGT(FT-AGL/MSL)5120 4590
TRANSPORT WND (MPH) N 20 W 18
VENT RATE (KT-FT) 87040 73440
CATEGORY DAY 4 4
INVERSION 56F/8AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 100 GOOD 11 POOR 36 FAIR
MAX ADI LATE 112 VERY GOOD3 VERY POOR 96 GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-282015-
FOREST-
INCLUDING THE CITY OF TIONESTA
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (-13) 44 (-8) 74
RH % (24H TREND) 40 (-7) 90 (+12) 33
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 G17 LGT/VAR W 6 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1530 1520
MIXING HGT(FT-AGL/MSL)5010 4980
TRANSPORT WND (MPH) N 20 W 20
VENT RATE (KT-FT) 85170 84660
CATEGORY DAY 4 4
INVERSION 55F/8AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 93 GOOD 12 POOR 39 FAIR
MAX ADI LATE 111 VERY GOOD3 VERY POOR 109 VERY GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-282015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-8) 46 (-10) 76
RH % (24H TREND) 43 (-11) 92 (+14) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1610 1380
MIXING HGT(FT-AGL/MSL)5280 4520
TRANSPORT WND (MPH) N 20 W 17
VENT RATE (KT-FT) 89760 67800
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 64F/10AM
DISPERSION 4 4
MAX ADI EARLY 98 GOOD 12 POOR 25 FAIR
MAX ADI LATE 120 VERY GOOD3 VERY POOR 90 GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-282015-
BUTLER-
INCLUDING THE CITY OF BUTLER
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-8) 45 (-11) 75
RH % (24H TREND) 46 (-12) 92 (+12) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1690 1400
MIXING HGT(FT-AGL/MSL)5530 4590
TRANSPORT WND (MPH) N 20 W 17
VENT RATE (KT-FT) 94010 68850
CATEGORY DAY 4 4
INVERSION 57F/8AM 8PM 59F/9AM
DISPERSION 4 4
MAX ADI EARLY 105 VERY GOOD11 POOR 30 FAIR
MAX ADI LATE 120 VERY GOOD4 VERY POOR 93 GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-282015-
CLARION-
INCLUDING THE CITY OF CLARION
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-8) 44 (-11) 74
RH % (24H TREND) 42 (-9) 90 (+13) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR W 6 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1550
MIXING HGT(FT-AGL/MSL)5350 5080
TRANSPORT WND (MPH) N 20 W 18
VENT RATE (KT-FT) 90950 81280
CATEGORY DAY 4 4
INVERSION 56F/8AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 108 VERY GOOD12 POOR 35 FAIR
MAX ADI LATE 117 VERY GOOD3 VERY POOR 106 VERY GOOD
MAX LVORI EARLY 4 3 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-282015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (-9) 44 (-12) 73
RH % (24H TREND) 40 (-11) 86 (+10) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 G18 LGT/VAR W 7 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1660 1610
MIXING HGT(FT-AGL/MSL)5450 5280
TRANSPORT WND (MPH) N 20 W 20
VENT RATE (KT-FT) 92650 89760
CATEGORY DAY 4 4
INVERSION 56F/8AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 112 VERY GOOD12 POOR 38 FAIR
MAX ADI LATE 89 GOOD 3 VERY POOR 110 VERY GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-282015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-6) 47 (-11) 76
RH % (24H TREND) 42 (-20) 88 (+11) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1340
MIXING HGT(FT-AGL/MSL)5600 4400
TRANSPORT WND (MPH) N 20 W 16
VENT RATE (KT-FT) 95200 61600
CATEGORY DAY 4 4
INVERSION 59F/8AM 8PM 59F/9AM
DISPERSION 4 4
MAX ADI EARLY 100 GOOD 12 POOR 24 FAIR
MAX ADI LATE 124 VERY GOOD3 VERY POOR 84 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-282015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-5) 47 (-12) 76
RH % (24H TREND) 44 (-20) 87 (+4) 39
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 10 G17 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 1440
MIXING HGT(FT-AGL/MSL)5930 4740
TRANSPORT WND (MPH) N 20 W 16
VENT RATE (KT-FT) 100810 66360
CATEGORY DAY 5 4
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 5 4
MAX ADI EARLY 94 GOOD 11 POOR 21 FAIR
MAX ADI LATE 87 GOOD 4 VERY POOR 88 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-282015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-7) 45 (-11) 75
RH % (24H TREND) 43 (-14) 91 (+9) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1420
MIXING HGT(FT-AGL/MSL)5690 4670
TRANSPORT WND (MPH) NW 20 W 17
VENT RATE (KT-FT) 96730 70050
CATEGORY DAY 4 4
INVERSION 57F/8AM 8PM 59F/9AM
DISPERSION 4 4
MAX ADI EARLY 110 VERY GOOD11 POOR 30 FAIR
MAX ADI LATE 101 VERY GOOD3 VERY POOR 94 GOOD
MAX LVORI EARLY 4 3 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-282015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-4) 47 (-11) 75
RH % (24H TREND) 45 (-25) 89 (0) 41
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 1370
MIXING HGT(FT-AGL/MSL)5820 4480
TRANSPORT WND (MPH) N 20 W 15
VENT RATE (KT-FT) 98940 58240
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 65 GOOD 12 POOR 15 GEN POOR
MAX ADI LATE 99 GOOD 4 VERY POOR 77 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-282015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-5) 47 (-11) 75
RH % (24H TREND) 50 (-27) 90 (-4) 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1860 1330
MIXING HGT(FT-AGL/MSL)6090 4360
TRANSPORT WND (MPH) N 20 W 14
VENT RATE (KT-FT) 103530 52320
CATEGORY DAY 5 3
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 57 GEN GOOD 12 POOR 15 GEN POOR
MAX ADI LATE 126 VERY GOOD4 VERY POOR 73 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-282015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-4) 46 (-12) 75
RH % (24H TREND) 45 (-18) 91 (-1) 42
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 10 LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1840 1440
MIXING HGT(FT-AGL/MSL)6030 4720
TRANSPORT WND (MPH) NW 21 W 16
VENT RATE (KT-FT) 108540 66080
CATEGORY DAY 5 4
INVERSION 61F/9AM 8PM 59F/9AM
DISPERSION 5 4
MAX ADI EARLY 84 GOOD 11 POOR 23 FAIR
MAX ADI LATE 91 GOOD 3 VERY POOR 86 GOOD
MAX LVORI EARLY 5 3 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-282015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-4) 46 (-12) 75
RH % (24H TREND) 42 (-20) 85 (-6) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G19 LGT/VAR W 5 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1400
MIXING HGT(FT-AGL/MSL)5790 4590
TRANSPORT WND (MPH) NW 22 W 17
VENT RATE (KT-FT) 110010 68850
CATEGORY DAY 5 4
INVERSION 60F/9AM 8PM 58F/9AM
DISPERSION 5 4
MAX ADI EARLY 91 GOOD 11 POOR 26 FAIR
MAX ADI LATE 104 VERY GOOD3 VERY POOR 88 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-282015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-4) 46 (-12) 74
RH % (24H TREND) 48 (-26) 91 (-3) 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1860 1390
MIXING HGT(FT-AGL/MSL)6110 4560
TRANSPORT WND (MPH) NW 20 W 14
VENT RATE (KT-FT) 103870 54720
CATEGORY DAY 5 4
INVERSION 62F/9AM 8PM 59F/9AM
DISPERSION 5 4
MAX ADI EARLY 58 GEN GOOD 11 POOR 19 GEN POOR
MAX ADI LATE 118 VERY GOOD4 VERY POOR 72 GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-282015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-4) 45 (-12) 73
RH % (24H TREND) 45 (-31) 88 (-9) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1280
MIXING HGT(FT-AGL/MSL)5690 4210
TRANSPORT WND (MPH) NW 21 W 15
VENT RATE (KT-FT) 102420 54730
CATEGORY DAY 4 4
INVERSION 60F/9AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 68 GOOD 9 POOR 25 FAIR
MAX ADI LATE 133 VERY GOOD4 VERY POOR 74 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-282015-
INDIANA-
INCLUDING THE CITY OF INDIANA
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-6) 45 (-12) 75
RH % (24H TREND) 43 (-14) 89 (+5) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G17 LGT/VAR W 7 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1410
MIXING HGT(FT-AGL/MSL)5770 4630
TRANSPORT WND (MPH) NW 21 W 17
VENT RATE (KT-FT) 103860 69450
CATEGORY DAY 4 4
INVERSION 57F/8AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 110 VERY GOOD12 POOR 31 FAIR
MAX ADI LATE 90 GOOD 3 VERY POOR 91 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-282015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-5) 45 (-12) 74
RH % (24H TREND) 42 (-11) 86 (0) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G19 LGT/VAR W 7 G18
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)5720 4580
TRANSPORT WND (MPH) NW 22 W 18
VENT RATE (KT-FT) 108680 73280
CATEGORY DAY 5 4
INVERSION 58F/8AM 8PM 58F/9AM
DISPERSION 5 4
MAX ADI EARLY 110 VERY GOOD12 POOR 31 FAIR
MAX ADI LATE 95 GOOD 3 VERY POOR 95 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-282015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (-4) 48 (-10) 76
RH % (24H TREND) 41 (-27) 85 (+6) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1720 1320
MIXING HGT(FT-AGL/MSL)5660 4330
TRANSPORT WND (MPH) N 20 W 15
VENT RATE (KT-FT) 96220 56290
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 92 GOOD 12 POOR 23 FAIR
MAX ADI LATE 124 VERY GOOD4 VERY POOR 81 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-282015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-1) 48 (-11) 76
RH % (24H TREND) 41 (-31) 84 (-2) 37
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 1320
MIXING HGT(FT-AGL/MSL)5800 4330
TRANSPORT WND (MPH) N 18 W 15
VENT RATE (KT-FT) 92800 56290
CATEGORY DAY 4 4
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 56 GEN GOOD 11 POOR 17 GEN POOR
MAX ADI LATE 108 VERY GOOD4 VERY POOR 74 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-282015-
OHIO-
INCLUDING THE CITY OF WHEELING
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-2) 47 (-12) 75
RH % (24H TREND) 44 (-31) 88 (-4) 40
WIND 20FT/EARLY(MPH) LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1210
MIXING HGT(FT-AGL/MSL)5780 3950
TRANSPORT WND (MPH) N 18 W 14
VENT RATE (KT-FT) 92480 47400
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 53 GEN GOOD 11 POOR 15 GEN POOR
MAX ADI LATE 108 VERY GOOD4 VERY POOR 65 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-282015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (-3) 48 (-12) 77
RH % (24H TREND) 47 (-33) 86 (-10) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1280
MIXING HGT(FT-AGL/MSL)5750 4190
TRANSPORT WND (MPH) N 18 W 13
VENT RATE (KT-FT) 92000 46090
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 53 GEN GOOD 11 POOR 16 GEN POOR
MAX ADI LATE 118 VERY GOOD4 VERY POOR 66 GOOD
MAX LVORI EARLY 4 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-282015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 75 (-4) 48 (-12) 75
RH % (24H TREND) 48 (-33) 88 (-11) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 1310
MIXING HGT(FT-AGL/MSL)5880 4310
TRANSPORT WND (MPH) N 18 W 13
VENT RATE (KT-FT) 94080 47410
CATEGORY DAY 4 3
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 47 GEN GOOD 10 POOR 17 GEN POOR
MAX ADI LATE 118 VERY GOOD4 VERY POOR 67 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-282015-
MARION-
INCLUDING THE CITY OF FAIRMONT
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-5) 46 (-13) 75
RH % (24H TREND) 50 (-30) 93 (-4) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1880 1410
MIXING HGT(FT-AGL/MSL)6160 4630
TRANSPORT WND (MPH) N 18 W 13
VENT RATE (KT-FT) 98560 50930
CATEGORY DAY 4 4
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 48 GEN GOOD 10 POOR 15 GEN POOR
MAX ADI LATE 124 VERY GOOD4 VERY POOR 72 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-282015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (-4) 47 (-12) 75
RH % (24H TREND) 49 (-27) 91 (-5) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1880 1430
MIXING HGT(FT-AGL/MSL)6160 4680
TRANSPORT WND (MPH) N 18 NW 13
VENT RATE (KT-FT) 98560 51480
CATEGORY DAY 4 4
INVERSION 62F/9AM 8PM 58F/9AM
DISPERSION 4 4
MAX ADI EARLY 50 GEN GOOD 10 POOR 16 GEN POOR
MAX ADI LATE 125 VERY GOOD3 VERY POOR 73 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-282015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-5) 45 (-13) 73
RH % (24H TREND) 48 (-26) 92 (-7) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1390
MIXING HGT(FT-AGL/MSL)5780 4570
TRANSPORT WND (MPH) NW 20 W 13
VENT RATE (KT-FT) 98260 50270
CATEGORY DAY 4 4
INVERSION 61F/9AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 52 GEN GOOD 10 POOR 20 GEN POOR
MAX ADI LATE 124 VERY GOOD3 VERY POOR 72 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-282015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (-5) 45 (-14) 73
RH % (24H TREND) 47 (-28) 92 (-6) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 6 LGT/VAR LGT/VAR
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)5800 4440
TRANSPORT WND (MPH) NW 20 W 14
VENT RATE (KT-FT) 98600 53280
CATEGORY DAY 4 4
INVERSION 62F/9AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 62 GOOD 10 POOR 20 GEN POOR
MAX ADI LATE 125 VERY GOOD3 VERY POOR 73 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-282015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (-3) 44 (-14) 72
RH % (24H TREND) 48 (-33) 91 (-9) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 1260
MIXING HGT(FT-AGL/MSL)5570 4150
TRANSPORT WND (MPH) NW 21 W 15
VENT RATE (KT-FT) 100260 53950
CATEGORY DAY 4 4
INVERSION 60F/9AM 8PM 56F/9AM
DISPERSION 4 4
MAX ADI EARLY 71 GOOD 11 POOR 19 GEN POOR
MAX ADI LATE 129 VERY GOOD3 VERY POOR 74 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-282015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (0) 45 (-14) 74
RH % (24H TREND) 45 (-37) 92 (-8) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 1200
MIXING HGT(FT-AGL/MSL)5720 3930
TRANSPORT WND (MPH) NW 21 W 15
VENT RATE (KT-FT) 102960 51090
CATEGORY DAY 4 4
INVERSION 59F/8AM 8PM 57F/9AM
DISPERSION 4 4
MAX ADI EARLY 52 GEN GOOD 11 POOR 18 GEN POOR
MAX ADI LATE 129 VERY GOOD3 VERY POOR 73 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-282015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
125 AM EDT THU MAY 28 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+1) 42 (-14) 71
RH % (24H TREND) 50 (-38) 91 (-9) 37
WIND 20FT/EARLY(MPH) LGT/VAR N 5 G22 LGT/VAR
WIND 20FT/LATE(MPH) NW 9 G23 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 1230
MIXING HGT(FT-AGL/MSL)5230 4040
TRANSPORT WND (MPH) NW 23 W 16
VENT RATE (KT-FT) 104600 56560
CATEGORY DAY 4 4
INVERSION 57F/8AM 8PM 56F/9AM
DISPERSION 4 4
MAX ADI EARLY 69 GOOD 13 GEN POOR 24 FAIR
MAX ADI LATE 112 VERY GOOD4 VERY POOR 74 GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. NORTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S. NORTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. LIGHT WINDS.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. NORTH WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. NORTH WINDS 5 TO 10 MPH.
SHALLENBERGER
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