596
FNUS51 KPBZ 040555
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
155 AM EDT THU JUN 4 2026
DISCUSSION
WARM AND DRY WEATHER IS EXPECTED THROUGH FRIDAY UNDER HIGH
PRESSURE. MINIMUM RELATIVE HUMIDITY LEVELS ARE EXPECTED TO RANGE
FROM 25 TO AROUND 30 PERCENT THIS AFTERNOON, WITH LEVELS FROM 30
TO 35 PERCENT ON FRIDAY. WIND IS EXPECTED TO BE LIGHT TODAY, WITH
SOUTHWEST WIND AROUND 10 MPH ON FRIDAY.
SHOWER AND THUNDERSTORM CHANCES RETURN OVER THE WEEKEND WITH THE
APPROACH AND PASSAGE OF A COLD FRONT.
OHZ039-042130-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 60 (+8) 86
RH % (24H TREND) 31 (+4) 79 (-1) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 2140
MIXING HGT(FT-AGL/MSL)5930 7010
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 35580 112160
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 37 FAIR 4 VERY POOR 88 GOOD
MAX ADI LATE 55 GEN GOOD 4 VERY POOR 124 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-042130-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 59 (+7) 86
RH % (24H TREND) 31 (+2) 77 (-1) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 2230
MIXING HGT(FT-AGL/MSL)5800 7320
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 34800 117120
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 39 FAIR 4 VERY POOR 89 GOOD
MAX ADI LATE 55 GEN GOOD 4 VERY POOR 115 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-042130-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 59 (+7) 86
RH % (24H TREND) 30 (+3) 76 (-3) 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 2260
MIXING HGT(FT-AGL/MSL)6010 7430
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 36060 118880
CATEGORY DAY 3 5
INVERSION 68F/9AM 8PM 71F/9AM
DISPERSION 3 5
MAX ADI EARLY 45 GEN GOOD 4 VERY POOR 89 GOOD
MAX ADI LATE 55 GEN GOOD 4 VERY POOR 88 GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-042130-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 59 (+6) 85
RH % (24H TREND) 33 (+6) 81 (0) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 2030
MIXING HGT(FT-AGL/MSL)6010 6650
TRANSPORT WND (MPH) SW 7 W 20
VENT RATE (KT-FT) 36060 113050
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 37 FAIR 4 VERY POOR 99 GOOD
MAX ADI LATE 57 GEN GOOD 4 VERY POOR 137 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-042130-
HARRISON-
INCLUDING THE CITY OF CADIZ
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 59 (+7) 86
RH % (24H TREND) 30 (+2) 79 (-3) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 2240
MIXING HGT(FT-AGL/MSL)5810 7360
TRANSPORT WND (MPH) SW 6 W 18
VENT RATE (KT-FT) 29050 117760
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 34 FAIR 3 VERY POOR 87 GOOD
MAX ADI LATE 48 GEN GOOD 4 VERY POOR 140 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-042130-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 58 (+6) 86
RH % (24H TREND) 30 (+4) 79 (-2) 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1800 2300
MIXING HGT(FT-AGL/MSL)5910 7550
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 35460 120800
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 37 FAIR 4 VERY POOR 86 GOOD
MAX ADI LATE 49 GEN GOOD 4 VERY POOR 140 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-042130-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 59 (+6) 86
RH % (24H TREND) 31 (+4) 81 (0) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 2000
MIXING HGT(FT-AGL/MSL)5940 6560
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 35640 104960
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 32 FAIR 4 VERY POOR 94 GOOD
MAX ADI LATE 50 GEN GOOD 3 VERY POOR 130 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-042130-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+5) 59 (+7) 87
RH % (24H TREND) 30 (+3) 79 (-3) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 2160
MIXING HGT(FT-AGL/MSL)5940 7090
TRANSPORT WND (MPH) SW 6 W 18
VENT RATE (KT-FT) 29700 113440
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 31 FAIR 4 VERY POOR 84 GOOD
MAX ADI LATE 50 GEN GOOD 3 VERY POOR 137 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-042130-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 58 (+6) 86
RH % (24H TREND) 31 (+3) 80 (-2) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 2210
MIXING HGT(FT-AGL/MSL)5870 7260
TRANSPORT WND (MPH) SW 7 W 17
VENT RATE (KT-FT) 35220 108900
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 29 FAIR 3 VERY POOR 75 GOOD
MAX ADI LATE 48 GEN GOOD 3 VERY POOR 130 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-042130-
NOBLE-
INCLUDING THE CITY OF CALDWELL
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 58 (+6) 86
RH % (24H TREND) 30 (+3) 81 (-4) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1870 2190
MIXING HGT(FT-AGL/MSL)6120 7180
TRANSPORT WND (MPH) SW 6 W 17
VENT RATE (KT-FT) 30600 107700
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 69F/9AM
DISPERSION 3 5
MAX ADI EARLY 31 FAIR 3 VERY POOR 79 GOOD
MAX ADI LATE 49 GEN GOOD 3 VERY POOR 130 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-042130-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 58 (+5) 86
RH % (24H TREND) 30 (+1) 82 (-3) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 2230
MIXING HGT(FT-AGL/MSL)5990 7310
TRANSPORT WND (MPH) SW 6 W 17
VENT RATE (KT-FT) 29950 109650
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 68F/9AM
DISPERSION 3 5
MAX ADI EARLY 30 FAIR 3 VERY POOR 75 GOOD
MAX ADI LATE 42 GEN GOOD 3 VERY POOR 133 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-042130-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 58 (+8) 86
RH % (24H TREND) 31 (+2) 80 (+3) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2170
MIXING HGT(FT-AGL/MSL)5980 7110
TRANSPORT WND (MPH) W 8 W 18
VENT RATE (KT-FT) 41860 113760
CATEGORY DAY 3 5
INVERSION 71F/10AM 7PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 47 GEN GOOD 4 VERY POOR 72 GOOD
MAX ADI LATE 55 GEN GOOD 4 VERY POOR 87 GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-042130-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 56 (+7) 86
RH % (24H TREND) 30 (+2) 80 (+1) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 2290
MIXING HGT(FT-AGL/MSL)5580 7500
TRANSPORT WND (MPH) W 8 W 18
VENT RATE (KT-FT) 39060 120000
CATEGORY DAY 3 5
INVERSION 70F/10AM 8PM 69F/9AM
DISPERSION 3 5
MAX ADI EARLY 49 GEN GOOD 4 VERY POOR 90 GOOD
MAX ADI LATE 62 GOOD 4 VERY POOR 145 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-042130-
FOREST-
INCLUDING THE CITY OF TIONESTA
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+3) 55 (+8) 85
RH % (24H TREND) 28 (-1) 80 (+2) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 2260
MIXING HGT(FT-AGL/MSL)5490 7430
TRANSPORT WND (MPH) W 10 W 18
VENT RATE (KT-FT) 49410 118880
CATEGORY DAY 4 5
INVERSION 70F/10AM 8PM 68F/9AM
DISPERSION 4 5
MAX ADI EARLY 47 GEN GOOD 4 VERY POOR 95 GOOD
MAX ADI LATE 67 GOOD 4 VERY POOR 143 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-042130-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+4) 58 (+8) 88
RH % (24H TREND) 30 (+3) 80 (-1) 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 2160
MIXING HGT(FT-AGL/MSL)6070 7080
TRANSPORT WND (MPH) W 7 W 18
VENT RATE (KT-FT) 36420 113280
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 71F/9AM
DISPERSION 3 5
MAX ADI EARLY 47 GEN GOOD 4 VERY POOR 66 GOOD
MAX ADI LATE 57 GEN GOOD 4 VERY POOR 135 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-042130-
BUTLER-
INCLUDING THE CITY OF BUTLER
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 56 (+7) 87
RH % (24H TREND) 33 (+3) 84 (+1) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1860 2300
MIXING HGT(FT-AGL/MSL)6100 7540
TRANSPORT WND (MPH) W 8 W 17
VENT RATE (KT-FT) 42700 113100
CATEGORY DAY 3 5
INVERSION 66F/9AM 7PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 46 GEN GOOD 4 VERY POOR 74 GOOD
MAX ADI LATE 58 GEN GOOD 4 VERY POOR 135 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-042130-
CLARION-
INCLUDING THE CITY OF CLARION
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 56 (+8) 86
RH % (24H TREND) 30 (+1) 84 (+3) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 2290
MIXING HGT(FT-AGL/MSL)5760 7530
TRANSPORT WND (MPH) W 9 W 18
VENT RATE (KT-FT) 46080 120480
CATEGORY DAY 3 5
INVERSION 70F/10AM 8PM 68F/9AM
DISPERSION 3 5
MAX ADI EARLY 49 GEN GOOD 4 VERY POOR 85 GOOD
MAX ADI LATE 64 GOOD 4 VERY POOR 141 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-042130-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+4) 55 (+6) 85
RH % (24H TREND) 29 (+1) 80 (+4) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1680 2250
MIXING HGT(FT-AGL/MSL)5520 7380
TRANSPORT WND (MPH) W 10 W 18
VENT RATE (KT-FT) 49680 118080
CATEGORY DAY 4 5
INVERSION 66F/9AM 8PM 68F/9AM
DISPERSION 4 5
MAX ADI EARLY 49 GEN GOOD 4 VERY POOR 82 GOOD
MAX ADI LATE 70 GOOD 4 VERY POOR 138 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-042130-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 59 (+7) 87
RH % (24H TREND) 29 (+4) 79 (-2) 33
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1910 2410
MIXING HGT(FT-AGL/MSL)6250 7920
TRANSPORT WND (MPH) W 7 W 18
VENT RATE (KT-FT) 37500 126720
CATEGORY DAY 3 5
INVERSION 67F/9AM 8PM 71F/9AM
DISPERSION 3 5
MAX ADI EARLY 46 GEN GOOD 4 VERY POOR 70 GOOD
MAX ADI LATE 52 GEN GOOD 3 VERY POOR 146 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-042130-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 58 (+5) 87
RH % (24H TREND) 30 (+2) 83 (+1) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1940 2310
MIXING HGT(FT-AGL/MSL)6380 7580
TRANSPORT WND (MPH) W 7 W 17
VENT RATE (KT-FT) 38280 113700
CATEGORY DAY 3 5
INVERSION 66F/9AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 40 FAIR 4 VERY POOR 67 GOOD
MAX ADI LATE 52 GEN GOOD 3 VERY POOR 87 GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-042130-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+4) 55 (+6) 87
RH % (24H TREND) 33 (+2) 87 (+1) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2250
MIXING HGT(FT-AGL/MSL)5970 7370
TRANSPORT WND (MPH) W 8 W 16
VENT RATE (KT-FT) 41790 103180
CATEGORY DAY 3 4
INVERSION 71F/10AM 7PM 69F/9AM
DISPERSION 3 4
MAX ADI EARLY 43 GEN GOOD 4 VERY POOR 69 GOOD
MAX ADI LATE 61 GOOD 3 VERY POOR 124 VERY GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-042130-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+4) 57 (+5) 85
RH % (24H TREND) 33 (+5) 81 (-1) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 2220
MIXING HGT(FT-AGL/MSL)5760 7280
TRANSPORT WND (MPH) W 7 W 17
VENT RATE (KT-FT) 34560 109200
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 35 FAIR 3 VERY POOR 67 GOOD
MAX ADI LATE 48 GEN GOOD 3 VERY POOR 126 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-042130-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 57 (+6) 85
RH % (24H TREND) 34 (-1) 84 (0) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1800 2350
MIXING HGT(FT-AGL/MSL)5900 7730
TRANSPORT WND (MPH) SW 6 W 16
VENT RATE (KT-FT) 29500 108220
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 31 FAIR 3 VERY POOR 62 GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 132 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-042130-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 57 (+7) 86
RH % (24H TREND) 35 (+4) 86 (+1) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1840 2210
MIXING HGT(FT-AGL/MSL)6040 7260
TRANSPORT WND (MPH) W 7 W 16
VENT RATE (KT-FT) 36240 101640
CATEGORY DAY 3 4
INVERSION 67F/9AM 7PM 70F/9AM
DISPERSION 3 4
MAX ADI EARLY 30 FAIR 4 VERY POOR 48 GEN GOOD
MAX ADI LATE 49 GEN GOOD 4 VERY POOR 117 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-042130-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+6) 57 (+5) 86
RH % (24H TREND) 32 (+3) 74 (+1) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1600 1980
MIXING HGT(FT-AGL/MSL)5240 6490
TRANSPORT WND (MPH) W 7 W 16
VENT RATE (KT-FT) 31440 90860
CATEGORY DAY 3 4
INVERSION 67F/9AM 8PM 70F/9AM
DISPERSION 3 4
MAX ADI EARLY 34 FAIR 4 VERY POOR 75 GOOD
MAX ADI LATE 45 GEN GOOD 4 VERY POOR 114 VERY GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-042130-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 57 (+5) 85
RH % (24H TREND) 36 (+5) 83 (+2) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 2280
MIXING HGT(FT-AGL/MSL)5560 7490
TRANSPORT WND (MPH) W 6 W 15
VENT RATE (KT-FT) 27800 97370
CATEGORY DAY 3 4
INVERSION 72F/10AM 7PM 70F/9AM
DISPERSION 3 4
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 45 GEN GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 116 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-042130-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+6) 55 (+4) 83
RH % (24H TREND) 37 (+5) 78 (+2) 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1560 2050
MIXING HGT(FT-AGL/MSL)5120 6730
TRANSPORT WND (MPH) W 7 W 15
VENT RATE (KT-FT) 30720 87490
CATEGORY DAY 3 4
INVERSION 70F/10AM 7PM 69F/9AM
DISPERSION 3 4
MAX ADI EARLY 23 FAIR 3 VERY POOR 65 GOOD
MAX ADI LATE 42 GEN GOOD 3 VERY POOR 111 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-042130-
INDIANA-
INCLUDING THE CITY OF INDIANA
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 56 (+6) 86
RH % (24H TREND) 34 (+4) 84 (+3) 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1780 2140
MIXING HGT(FT-AGL/MSL)5840 7010
TRANSPORT WND (MPH) W 9 W 16
VENT RATE (KT-FT) 46720 98140
CATEGORY DAY 3 4
INVERSION 66F/9AM 7PM 69F/9AM
DISPERSION 3 4
MAX ADI EARLY 41 GEN GOOD 4 VERY POOR 67 GOOD
MAX ADI LATE 61 GOOD 3 VERY POOR 120 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-042130-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 57 (+6) 85
RH % (24H TREND) 34 (+5) 77 (+1) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 1990
MIXING HGT(FT-AGL/MSL)5570 6530
TRANSPORT WND (MPH) W 8 W 16
VENT RATE (KT-FT) 38990 91420
CATEGORY DAY 3 4
INVERSION 67F/9AM 8PM 69F/9AM
DISPERSION 3 4
MAX ADI EARLY 41 GEN GOOD 4 VERY POOR 75 GOOD
MAX ADI LATE 55 GEN GOOD 3 VERY POOR 114 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-042130-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+5) 59 (+7) 87
RH % (24H TREND) 30 (+4) 78 (-4) 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 2390
MIXING HGT(FT-AGL/MSL)6070 7830
TRANSPORT WND (MPH) SW 7 W 18
VENT RATE (KT-FT) 36420 125280
CATEGORY DAY 3 5
INVERSION 67F/9AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 39 FAIR 4 VERY POOR 88 GOOD
MAX ADI LATE 51 GEN GOOD 3 VERY POOR 147 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-042130-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+6) 59 (+7) 86
RH % (24H TREND) 30 (+4) 77 (-3) 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 2220
MIXING HGT(FT-AGL/MSL)5720 7290
TRANSPORT WND (MPH) W 7 W 18
VENT RATE (KT-FT) 34320 116640
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 34 FAIR 3 VERY POOR 76 GOOD
MAX ADI LATE 48 GEN GOOD 3 VERY POOR 141 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-042130-
OHIO-
INCLUDING THE CITY OF WHEELING
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+5) 58 (+6) 86
RH % (24H TREND) 31 (+8) 78 (-3) 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1720 2220
MIXING HGT(FT-AGL/MSL)5640 7300
TRANSPORT WND (MPH) SW 6 W 17
VENT RATE (KT-FT) 28200 109500
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 33 FAIR 3 VERY POOR 76 GOOD
MAX ADI LATE 47 GEN GOOD 3 VERY POOR 134 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-042130-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+6) 59 (+6) 87
RH % (24H TREND) 33 (+1) 79 (-1) 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 2270
MIXING HGT(FT-AGL/MSL)5790 7440
TRANSPORT WND (MPH) SW 6 W 17
VENT RATE (KT-FT) 28950 111600
CATEGORY DAY 3 5
INVERSION 73F/10AM 8PM 70F/9AM
DISPERSION 3 5
MAX ADI EARLY 30 FAIR 3 VERY POOR 78 GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 134 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-042130-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 58 (+6) 85
RH % (24H TREND) 33 (-1) 84 (+2) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 2270
MIXING HGT(FT-AGL/MSL)5880 7440
TRANSPORT WND (MPH) SW 6 W 16
VENT RATE (KT-FT) 29400 104160
CATEGORY DAY 3 4
INVERSION 72F/10AM 8PM 68F/9AM
DISPERSION 3 4
MAX ADI EARLY 26 FAIR 3 VERY POOR 74 GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 128 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-042130-
MARION-
INCLUDING THE CITY OF FAIRMONT
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 55 (+5) 85
RH % (24H TREND) 35 (+1) 90 (+2) 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 2340
MIXING HGT(FT-AGL/MSL)6070 7660
TRANSPORT WND (MPH) SW 6 W 15
VENT RATE (KT-FT) 30350 99580
CATEGORY DAY 3 5
INVERSION 71F/10AM 8PM 67F/9AM
DISPERSION 3 5
MAX ADI EARLY 23 FAIR 3 VERY POOR 61 GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 118 VERY GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-042130-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 83 (+5) 57 (+6) 85
RH % (24H TREND) 35 (0) 85 (+2) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1840 2350
MIXING HGT(FT-AGL/MSL)6040 7720
TRANSPORT WND (MPH) W 6 W 16
VENT RATE (KT-FT) 30200 108080
CATEGORY DAY 3 5
INVERSION 72F/10AM 8PM 69F/9AM
DISPERSION 3 5
MAX ADI EARLY 23 FAIR 3 VERY POOR 56 GEN GOOD
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 121 VERY GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-042130-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+7) 55 (+5) 82
RH % (24H TREND) 37 (+4) 81 (+2) 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1610 2060
MIXING HGT(FT-AGL/MSL)5280 6770
TRANSPORT WND (MPH) W 6 W 15
VENT RATE (KT-FT) 26400 88010
CATEGORY DAY 3 4
INVERSION 70F/10AM 8PM 68F/9AM
DISPERSION 3 4
MAX ADI EARLY 22 FAIR 3 VERY POOR 57 GEN GOOD
MAX ADI LATE 37 FAIR 3 VERY POOR 108 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-042130-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 80 (+5) 55 (+6) 82
RH % (24H TREND) 36 (+4) 80 (-3) 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1580 1930
MIXING HGT(FT-AGL/MSL)5190 6340
TRANSPORT WND (MPH) W 6 W 15
VENT RATE (KT-FT) 25950 82420
CATEGORY DAY 3 4
INVERSION 71F/10AM 7PM 68F/9AM
DISPERSION 3 4
MAX ADI EARLY 23 FAIR 3 VERY POOR 59 GEN GOOD
MAX ADI LATE 40 FAIR 3 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-042130-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
155 AM EDT THU JUN 4 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 79 (+6) 55 (+5) 81
RH % (24H TREND) 38 (+4) 78 (0) 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 1880
MIXING HGT(FT-AGL/MSL)5210 6150
TRANSPORT WND (MPH) W 7 W 16
VENT RATE (KT-FT) 31260 86100
CATEGORY DAY 3 4
INVERSION 65F/9AM 8PM 67F/9AM
DISPERSION 3 4
MAX ADI EARLY 29 FAIR 3 VERY POOR 65 GOOD
MAX ADI LATE 43 GEN GOOD 3 VERY POOR 106 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-042130-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
155 AM EDT THU JUN 4 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) 80 (+6) 55 (+6) 82
RH % (24H TREND) 37 (+4) 79 (0) 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 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 5830
TRANSPORT WND (MPH) W 6 W 15
VENT RATE (KT-FT) 25750 75790
CATEGORY DAY 3 4
INVERSION 64F/9AM 8PM 66F/9AM
DISPERSION 3 4
MAX ADI EARLY 29 FAIR 3 VERY POOR 63 GOOD
MAX ADI LATE 39 FAIR 3 VERY POOR 101 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-042130-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
155 AM EDT THU JUN 4 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) 77 (+7) 54 (+8) 78
RH % (24H TREND) 39 (+8) 75 (-3) 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1610 1660
MIXING HGT(FT-AGL/MSL)5290 5460
TRANSPORT WND (MPH) W 6 W 16
VENT RATE (KT-FT) 26450 76440
CATEGORY DAY 3 4
INVERSION 63F/9AM 8PM 66F/9AM
DISPERSION 3 4
MAX ADI EARLY 29 FAIR 4 VERY POOR 65 GOOD
MAX ADI LATE 40 FAIR 4 VERY POOR 97 GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 2 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. EAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. EAST WINDS 5 TO 10 MPH.
WM
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