481
FNUS51 KPBZ 090547
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
147 AM EDT THU APR 9 2026
DISCUSSION
ANOTHER DRY DAY IS IN STORE FOR MOST, WITH THE ONLY PRECIPITATION
CHANCES BEING A ROUGHLY 20 PERCENT CHANCE FOR A PASSING SHOWER OR
THUNDERSTORM NORTH OF INTERSTATE 80 IN THE LATE EVENING. MOISTURE
GRADUALLY BEGINS TO INCREASE, BUT AFTERNOON RH'S ARE STILL
FORECAST TO DIP AS LOW AS THE 20 TO 30 PERCENT RANGE. THESE LOW
HUMIDITIES, COMBINED WITH STRENGTHENING WINDS AND DRYING FUELS,
MAY PROMPT THE ISSUANCE OF SPECIAL WEATHER STATEMENTS FOR
ELEVATED FIRE WEATHER CONCERNS.
OHZ039-092030-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+11) 50 (+13) 73
RH % (24H TREND) 36 (+16) 76 (+17) 39
WIND 20FT/EARLY(MPH) S 8 G18 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1880 1870
MIXING HGT(FT-AGL/MSL)6180 6130
TRANSPORT WND (MPH) SW 23 W 30
VENT RATE (KT-FT) 105640 159380
CATEGORY DAY 5 5
INVERSION 50F/9AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 51 GEN GOOD 15 GEN POOR 82 GOOD
MAX ADI LATE 154 VERY GOOD6 VERY POOR 132 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-092030-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+12) 50 (+13) 72
RH % (24H TREND) 37 (+17) 72 (+14) 40
WIND 20FT/EARLY(MPH) S 9 G18 SW 5 SW 8 G17
WIND 20FT/LATE(MPH) SW 10 G18 S 5 SW 12 G20
PRECIP AMOUNT 0.00 0.00 0.10
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1800
MIXING HGT(FT-AGL/MSL)5760 5900
TRANSPORT WND (MPH) SW 23 W 30
VENT RATE (KT-FT) 101210 153400
CATEGORY DAY 5 5
INVERSION 53F/10AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 48 GEN GOOD 14 GEN POOR 76 GOOD
MAX ADI LATE 137 VERY GOOD7 POOR 123 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-092030-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+12) 50 (+14) 72
RH % (24H TREND) 36 (+17) 75 (+15) 41
WIND 20FT/EARLY(MPH) S 8 G18 SW 5 SW 8 G18
WIND 20FT/LATE(MPH) SW 10 G19 S 5 SW 11 G20
PRECIP AMOUNT 0.00 0.00 0.12
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1720 1740
MIXING HGT(FT-AGL/MSL)5640 5720
TRANSPORT WND (MPH) SW 23 W 31
VENT RATE (KT-FT) 106340 154440
CATEGORY DAY 5 5
INVERSION 53F/10AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 48 GEN GOOD 15 GEN POOR 77 GOOD
MAX ADI LATE 143 VERY GOOD8 POOR 123 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-092030-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+12) 49 (+12) 72
RH % (24H TREND) 38 (+17) 78 (+17) 40
WIND 20FT/EARLY(MPH) S 7 G17 LGT/VAR SW 6
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1920 1770
MIXING HGT(FT-AGL/MSL)6300 5800
TRANSPORT WND (MPH) SW 24 W 30
VENT RATE (KT-FT) 106540 150800
CATEGORY DAY 5 5
INVERSION 50F/9AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 55 GEN GOOD 10 POOR 86 GOOD
MAX ADI LATE 162 VERY GOOD6 VERY POOR 132 VERY GOOD
MAX LVORI EARLY 2 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-092030-
HARRISON-
INCLUDING THE CITY OF CADIZ
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+11) 49 (+12) 74
RH % (24H TREND) 35 (+17) 69 (+13) 35
WIND 20FT/EARLY(MPH) S 8 G17 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 9 G17 S 5 SW 11 G20
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1860 2000
MIXING HGT(FT-AGL/MSL)6090 6560
TRANSPORT WND (MPH) SW 21 W 29
VENT RATE (KT-FT) 110080 164000
CATEGORY DAY 5 5
INVERSION 50F/9AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 49 GEN GOOD 14 GEN POOR 82 GOOD
MAX ADI LATE 139 VERY GOOD6 VERY POOR 136 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-092030-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+11) 50 (+14) 74
RH % (24H TREND) 33 (+16) 68 (+13) 33
WIND 20FT/EARLY(MPH) S 8 G17 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 9 G17 S 5 SW 11 G20
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 2000
MIXING HGT(FT-AGL/MSL)5780 6570
TRANSPORT WND (MPH) SW 21 W 28
VENT RATE (KT-FT) 96360 157680
CATEGORY DAY 4 5
INVERSION 49F/9AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 48 GEN GOOD 14 GEN POOR 78 GOOD
MAX ADI LATE 132 VERY GOOD6 VERY POOR 137 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-092030-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+10) 49 (+11) 74
RH % (24H TREND) 35 (+14) 76 (+17) 34
WIND 20FT/EARLY(MPH) S 7 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1950 2000
MIXING HGT(FT-AGL/MSL)6410 6580
TRANSPORT WND (MPH) SW 22 W 26
VENT RATE (KT-FT) 110950 151340
CATEGORY DAY 5 5
INVERSION 51F/9AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 57 GEN GOOD 9 POOR 92 GOOD
MAX ADI LATE 148 VERY GOOD6 VERY POOR 133 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-092030-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+10) 49 (+11) 75
RH % (24H TREND) 34 (+15) 73 (+17) 33
WIND 20FT/EARLY(MPH) S 7 G17 LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1930 2110
MIXING HGT(FT-AGL/MSL)6330 6910
TRANSPORT WND (MPH) SW 21 W 26
VENT RATE (KT-FT) 110600 158930
CATEGORY DAY 5 5
INVERSION 51F/9AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 49 GEN GOOD 9 POOR 84 GOOD
MAX ADI LATE 139 VERY GOOD5 VERY POOR 163 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-092030-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+10) 49 (+12) 75
RH % (24H TREND) 33 (+15) 68 (+12) 32
WIND 20FT/EARLY(MPH) S 8 G17 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 8 G17 S 5 SW 10 G20
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 2120
MIXING HGT(FT-AGL/MSL)5770 6960
TRANSPORT WND (MPH) SW 20 W 25
VENT RATE (KT-FT) 102630 153120
CATEGORY DAY 4 5
INVERSION 49F/9AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 46 GEN GOOD 8 POOR 73 GOOD
MAX ADI LATE 122 VERY GOOD6 VERY POOR 129 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-092030-
NOBLE-
INCLUDING THE CITY OF CALDWELL
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (+10) 48 (+11) 76
RH % (24H TREND) 32 (+13) 72 (+12) 30
WIND 20FT/EARLY(MPH) S 7 LGT/VAR S 5
WIND 20FT/LATE(MPH) SW 7 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1870 2140
MIXING HGT(FT-AGL/MSL)6120 7030
TRANSPORT WND (MPH) SW 18 W 24
VENT RATE (KT-FT) 92580 147630
CATEGORY DAY 4 5
INVERSION 50F/9AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 50 GEN GOOD 8 POOR 70 GOOD
MAX ADI LATE 121 VERY GOOD5 VERY POOR 179 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-092030-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+9) 48 (+10) 76
RH % (24H TREND) 31 (+13) 67 (+7) 29
WIND 20FT/EARLY(MPH) S 6 G17 LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) SW 6 G17 LGT/VAR SW 8 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1810 2240
MIXING HGT(FT-AGL/MSL)5950 7340
TRANSPORT WND (MPH) SW 17 W 24
VENT RATE (KT-FT) 92190 154140
CATEGORY DAY 4 5
INVERSION 49F/9AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 46 GEN GOOD 7 POOR 68 GOOD
MAX ADI LATE 112 VERY GOOD5 VERY POOR 187 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-092030-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS SHOWERS
CHANCE PRECIP (%) 0 30 70
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 70 (+13) 48 (+15) 70
RH % (24H TREND) 40 (+17) 86 (+25) 49
WIND 20FT/EARLY(MPH) S 9 G18 SW 6 S 7 G17
WIND 20FT/LATE(MPH) SW 11 G19 LGT/VAR SW 11 G19
PRECIP AMOUNT 0.00 0.18 0.14
PRECIP DURATION 1 4
PRECIP BEGIN 6 PM 8 AM
PRECIP END 1 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1580 1290
MIXING HGT(FT-AGL/MSL)5180 4240
TRANSPORT WND (MPH) SW 24 SW 29
VENT RATE (KT-FT) 108680 106000
CATEGORY DAY 5 5
INVERSION 51F/10AM 7PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 43 GEN GOOD 14 GEN POOR 72 GOOD
MAX ADI LATE 100 GOOD 8 POOR 106 VERY GOOD
MAX LVORI EARLY 2 4 4
MAX LVORI LATE 1 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-092030-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS SHOWERS
CHANCE PRECIP (%) 0 30 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 70 (+14) 47 (+15) 70
RH % (24H TREND) 39 (+16) 87 (+26) 48
WIND 20FT/EARLY(MPH) S 7 G17 SW 5 SW 6 G17
WIND 20FT/LATE(MPH) S 9 G18 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.15 0.13
PRECIP DURATION 1 3
PRECIP BEGIN 7 PM 2 PM
PRECIP END 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1640 1460
MIXING HGT(FT-AGL/MSL)5370 4800
TRANSPORT WND (MPH) SW 24 SW 29
VENT RATE (KT-FT) 109040 120000
CATEGORY DAY 5 5
INVERSION 49F/10AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 43 GEN GOOD 14 GEN POOR 79 GOOD
MAX ADI LATE 140 VERY GOOD7 POOR 113 VERY GOOD
MAX LVORI EARLY 2 4 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-092030-
FOREST-
INCLUDING THE CITY OF TIONESTA
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS SHOWERS
CHANCE PRECIP (%) 0 40 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+14) 46 (+15) 69
RH % (24H TREND) 38 (+17) 84 (+23) 45
WIND 20FT/EARLY(MPH) S 6 G17 S 5 SW 5 G17
WIND 20FT/LATE(MPH) S 8 G18 LGT/VAR SW 8 G20
PRECIP AMOUNT 0.00 0.15 0.12
PRECIP DURATION 1 3
PRECIP BEGIN 7 PM 2 PM
PRECIP END 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1570 1680
MIXING HGT(FT-AGL/MSL)5150 5520
TRANSPORT WND (MPH) SW 24 SW 31
VENT RATE (KT-FT) 118440 149040
CATEGORY DAY 5 5
INVERSION 43F/9AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 48 GEN GOOD 12 POOR 91 GOOD
MAX ADI LATE 134 VERY GOOD7 POOR 167 VERY GOOD
MAX LVORI EARLY 2 4 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-092030-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 20 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+13) 48 (+14) 72
RH % (24H TREND) 37 (+17) 79 (+19) 43
WIND 20FT/EARLY(MPH) S 7 SW 5 SW 6
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.02 0.13
PRECIP DURATION 1 3
PRECIP BEGIN 7 PM 2 PM
PRECIP END 1 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1660 1670
MIXING HGT(FT-AGL/MSL)5450 5470
TRANSPORT WND (MPH) SW 23 W 30
VENT RATE (KT-FT) 107020 142220
CATEGORY DAY 5 5
INVERSION 52F/10AM 8PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 47 GEN GOOD 14 GEN POOR 78 GOOD
MAX ADI LATE 140 VERY GOOD6 VERY POOR 120 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-092030-
BUTLER-
INCLUDING THE CITY OF BUTLER
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 10 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+13) 47 (+15) 72
RH % (24H TREND) 37 (+15) 81 (+18) 41
WIND 20FT/EARLY(MPH) S 6 SW 5 SW 6
WIND 20FT/LATE(MPH) SW 9 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.01 0.12
PRECIP DURATION 0 1
PRECIP BEGIN 8 PM 2 PM
PRECIP END 12 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1860
MIXING HGT(FT-AGL/MSL)5490 6100
TRANSPORT WND (MPH) SW 22 W 31
VENT RATE (KT-FT) 108580 164700
CATEGORY DAY 5 5
INVERSION 51F/10AM 8PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 42 GEN GOOD 13 GEN POOR 71 GOOD
MAX ADI LATE 131 VERY GOOD6 VERY POOR 137 VERY GOOD
MAX LVORI EARLY 2 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-092030-
CLARION-
INCLUDING THE CITY OF CLARION
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 20 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+15) 46 (+15) 71
RH % (24H TREND) 38 (+16) 80 (+18) 43
WIND 20FT/EARLY(MPH) S 6 G17 S 5 SW 6 G17
WIND 20FT/LATE(MPH) S 9 G18 LGT/VAR SW 9 G20
PRECIP AMOUNT 0.00 0.04 0.10
PRECIP DURATION 1 1
PRECIP BEGIN 7 PM 2 PM
PRECIP END 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1620 1820
MIXING HGT(FT-AGL/MSL)5300 5970
TRANSPORT WND (MPH) SW 22 SW 31
VENT RATE (KT-FT) 113720 161190
CATEGORY DAY 5 5
INVERSION 48F/10AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 41 GEN GOOD 11 POOR 74 GOOD
MAX ADI LATE 131 VERY GOOD6 VERY POOR 134 VERY GOOD
MAX LVORI EARLY 2 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-092030-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+14) 45 (+15) 70
RH % (24H TREND) 35 (+16) 76 (+16) 39
WIND 20FT/EARLY(MPH) SE 7 S 5 SW 6 G17
WIND 20FT/LATE(MPH) S 9 G17 LGT/VAR SW 11 G21
PRECIP AMOUNT 0.00 0.00 0.10
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1470 1850
MIXING HGT(FT-AGL/MSL)4810 6080
TRANSPORT WND (MPH) SW 22 SW 30
VENT RATE (KT-FT) 112800 158080
CATEGORY DAY 4 5
INVERSION 42F/9AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 35 FAIR 13 GEN POOR 74 GOOD
MAX ADI LATE 117 VERY GOOD6 VERY POOR 134 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-092030-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+12) 51 (+15) 73
RH % (24H TREND) 34 (+16) 72 (+16) 36
WIND 20FT/EARLY(MPH) S 6 LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) SW 9 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.10
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1690 1970
MIXING HGT(FT-AGL/MSL)5550 6460
TRANSPORT WND (MPH) SW 21 W 30
VENT RATE (KT-FT) 104810 167960
CATEGORY DAY 4 5
INVERSION 48F/9AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 47 GEN GOOD 14 GEN POOR 76 GOOD
MAX ADI LATE 130 VERY GOOD6 VERY POOR 136 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-092030-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+12) 49 (+14) 75
RH % (24H TREND) 33 (+14) 72 (+15) 32
WIND 20FT/EARLY(MPH) S 6 SW 5 SW 7
WIND 20FT/LATE(MPH) SW 9 LGT/VAR SW 11 G20
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1980
MIXING HGT(FT-AGL/MSL)5780 6510
TRANSPORT WND (MPH) SW 20 W 29
VENT RATE (KT-FT) 106560 162750
CATEGORY DAY 4 5
INVERSION 53F/10AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 43 GEN GOOD 13 GEN POOR 73 GOOD
MAX ADI LATE 125 VERY GOOD6 VERY POOR 130 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-092030-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+14) 46 (+15) 74
RH % (24H TREND) 37 (+17) 79 (+17) 38
WIND 20FT/EARLY(MPH) S 5 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.00 0.09
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1700 1860
MIXING HGT(FT-AGL/MSL)5570 6100
TRANSPORT WND (MPH) SW 21 SW 30
VENT RATE (KT-FT) 107670 158600
CATEGORY DAY 4 5
INVERSION 50F/10AM 8PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 41 GEN GOOD 9 POOR 65 GOOD
MAX ADI LATE 122 VERY GOOD6 VERY POOR 130 VERY GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-092030-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+11) 48 (+13) 75
RH % (24H TREND) 34 (+15) 67 (+13) 32
WIND 20FT/EARLY(MPH) S 6 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 9 S 5 SW 12 G20
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1730 2150
MIXING HGT(FT-AGL/MSL)5670 7060
TRANSPORT WND (MPH) SW 18 W 26
VENT RATE (KT-FT) 100320 162380
CATEGORY DAY 4 5
INVERSION 48F/9AM 7PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 45 GEN GOOD 12 POOR 73 GOOD
MAX ADI LATE 120 VERY GOOD6 VERY POOR 127 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-092030-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
147 AM EDT THU APR 9 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 (+10) 48 (+13) 75
RH % (24H TREND) 33 (+15) 67 (+9) 31
WIND 20FT/EARLY(MPH) S 5 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 6 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1890 2330
MIXING HGT(FT-AGL/MSL)6200 7630
TRANSPORT WND (MPH) SW 16 W 25
VENT RATE (KT-FT) 97120 167860
CATEGORY DAY 4 5
INVERSION 53F/10AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 42 GEN GOOD 7 POOR 73 GOOD
MAX ADI LATE 110 VERY GOOD6 VERY POOR 199 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-092030-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+13) 48 (+16) 75
RH % (24H TREND) 34 (+15) 73 (+14) 33
WIND 20FT/EARLY(MPH) S 6 S 5 SW 7
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 12 G20
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1700 2090
MIXING HGT(FT-AGL/MSL)5580 6870
TRANSPORT WND (MPH) SW 18 W 26
VENT RATE (KT-FT) 99520 158010
CATEGORY DAY 4 5
INVERSION 53F/10AM 7PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 44 GEN GOOD 11 POOR 63 GOOD
MAX ADI LATE 115 VERY GOOD6 VERY POOR 126 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.
PAZ074-092030-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+17) 46 (+14) 75
RH % (24H TREND) 31 (+14) 65 (+9) 31
WIND 20FT/EARLY(MPH) S 5 LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) S 6 LGT/VAR SW 9 G20
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 2200
MIXING HGT(FT-AGL/MSL)5880 7210
TRANSPORT WND (MPH) SW 16 W 28
VENT RATE (KT-FT) 97240 173040
CATEGORY DAY 4 5
INVERSION 56F/11AM 7PM 57F/9AM
DISPERSION 5 5
MAX ADI EARLY 31 FAIR 7 POOR 100 GOOD
MAX ADI LATE 101 VERY GOOD6 VERY POOR 131 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-092030-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
147 AM EDT THU APR 9 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 (+11) 48 (+14) 75
RH % (24H TREND) 34 (+15) 70 (+13) 31
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 6 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1910 2260
MIXING HGT(FT-AGL/MSL)6270 7410
TRANSPORT WND (MPH) SW 16 W 26
VENT RATE (KT-FT) 87390 170430
CATEGORY DAY 4 5
INVERSION 54F/10AM 7PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 44 GEN GOOD 6 VERY POOR 70 GOOD
MAX ADI LATE 105 VERY GOOD5 VERY POOR 175 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.
PAZ076-092030-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+15) 46 (+14) 73
RH % (24H TREND) 33 (+15) 67 (+10) 32
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR SW 7 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 2070
MIXING HGT(FT-AGL/MSL)5810 6810
TRANSPORT WND (MPH) SW 14 W 26
VENT RATE (KT-FT) 94030 156630
CATEGORY DAY 4 5
INVERSION 56F/11AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 6 VERY POOR 101 VERY GOOD
MAX ADI LATE 88 GOOD 5 VERY POOR 187 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-092030-
INDIANA-
INCLUDING THE CITY OF INDIANA
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+16) 46 (+14) 74
RH % (24H TREND) 34 (+16) 73 (+14) 35
WIND 20FT/EARLY(MPH) SE 6 S 5 SW 6 G17
WIND 20FT/LATE(MPH) S 8 LGT/VAR SW 11 G21
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1570 2000
MIXING HGT(FT-AGL/MSL)5150 6550
TRANSPORT WND (MPH) SW 20 W 29
VENT RATE (KT-FT) 107150 163750
CATEGORY DAY 4 5
INVERSION 50F/10AM 7PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 32 FAIR 9 POOR 67 GOOD
MAX ADI LATE 108 VERY GOOD5 VERY POOR 133 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-092030-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+16) 46 (+14) 74
RH % (24H TREND) 33 (+16) 69 (+13) 32
WIND 20FT/EARLY(MPH) SE 6 S 5 SW 5 G17
WIND 20FT/LATE(MPH) S 8 LGT/VAR SW 11 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1590 2070
MIXING HGT(FT-AGL/MSL)5220 6790
TRANSPORT WND (MPH) SW 17 W 29
VENT RATE (KT-FT) 101520 169750
CATEGORY DAY 4 5
INVERSION 49F/10AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 11 POOR 90 GOOD
MAX ADI LATE 99 GOOD 5 VERY POOR 135 VERY GOOD
MAX LVORI EARLY 2 2 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-092030-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+12) 51 (+15) 73
RH % (24H TREND) 33 (+16) 68 (+10) 35
WIND 20FT/EARLY(MPH) S 7 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.00 0.09
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1970
MIXING HGT(FT-AGL/MSL)5790 6470
TRANSPORT WND (MPH) SW 22 W 30
VENT RATE (KT-FT) 101180 168220
CATEGORY DAY 5 5
INVERSION 49F/9AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 48 GEN GOOD 14 GEN POOR 81 GOOD
MAX ADI LATE 134 VERY GOOD6 VERY POOR 136 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-092030-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+10) 51 (+14) 74
RH % (24H TREND) 32 (+16) 63 (+11) 32
WIND 20FT/EARLY(MPH) S 7 SW 5 SW 7
WIND 20FT/LATE(MPH) SW 9 LGT/VAR SW 11 G19
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1750 2100
MIXING HGT(FT-AGL/MSL)5750 6880
TRANSPORT WND (MPH) SW 20 W 29
VENT RATE (KT-FT) 99420 172000
CATEGORY DAY 4 5
INVERSION 49F/9AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 47 GEN GOOD 12 POOR 78 GOOD
MAX ADI LATE 123 VERY GOOD6 VERY POOR 138 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-092030-
OHIO-
INCLUDING THE CITY OF WHEELING
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 72 (+10) 50 (+13) 75
RH % (24H TREND) 33 (+16) 64 (+9) 31
WIND 20FT/EARLY(MPH) S 7 SW 5 SW 7 G17
WIND 20FT/LATE(MPH) SW 9 S 5 SW 11 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 2220
MIXING HGT(FT-AGL/MSL)5760 7280
TRANSPORT WND (MPH) SW 20 W 26
VENT RATE (KT-FT) 85860 167440
CATEGORY DAY 4 5
INVERSION 54F/10AM 8PM 56F/9AM
DISPERSION 5 5
MAX ADI EARLY 45 GEN GOOD 12 POOR 74 GOOD
MAX ADI LATE 122 VERY GOOD6 VERY POOR 129 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-092030-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 73 (+10) 50 (+12) 76
RH % (24H TREND) 34 (+16) 63 (+9) 32
WIND 20FT/EARLY(MPH) S 6 LGT/VAR SW 6
WIND 20FT/LATE(MPH) SW 7 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1800 2270
MIXING HGT(FT-AGL/MSL)5890 7460
TRANSPORT WND (MPH) SW 17 W 25
VENT RATE (KT-FT) 92430 164120
CATEGORY DAY 4 5
INVERSION 49F/9AM 7PM 55F/9AM
DISPERSION 5 5
MAX ADI EARLY 42 GEN GOOD 8 POOR 71 GOOD
MAX ADI LATE 112 VERY GOOD6 VERY POOR 172 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-092030-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
147 AM EDT THU APR 9 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 (+9) 49 (+12) 75
RH % (24H TREND) 34 (+16) 62 (+4) 30
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 6 LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1920 2350
MIXING HGT(FT-AGL/MSL)6290 7720
TRANSPORT WND (MPH) SW 16 W 25
VENT RATE (KT-FT) 88240 169840
CATEGORY DAY 4 5
INVERSION 48F/9AM 7PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 42 GEN GOOD 7 POOR 70 GOOD
MAX ADI LATE 114 VERY GOOD5 VERY POOR 198 VERY GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-092030-
MARION-
INCLUDING THE CITY OF FAIRMONT
147 AM EDT THU APR 9 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 (+9) 47 (+12) 75
RH % (24H TREND) 34 (+16) 68 (+5) 31
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1980 2380
MIXING HGT(FT-AGL/MSL)6490 7820
TRANSPORT WND (MPH) SW 14 W 24
VENT RATE (KT-FT) 77120 164220
CATEGORY DAY 4 5
INVERSION 53F/10AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 39 FAIR 6 VERY POOR 65 GOOD
MAX ADI LATE 107 VERY GOOD5 VERY POOR 197 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.
WVZ509-092030-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
147 AM EDT THU APR 9 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 (+9) 48 (+13) 75
RH % (24H TREND) 33 (+16) 67 (+12) 30
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1980 2340
MIXING HGT(FT-AGL/MSL)6500 7690
TRANSPORT WND (MPH) SW 14 W 25
VENT RATE (KT-FT) 86350 169180
CATEGORY DAY 4 5
INVERSION 54F/10AM 7PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 40 FAIR 6 VERY POOR 69 GOOD
MAX ADI LATE 106 VERY GOOD5 VERY POOR 198 VERY GOOD
MAX LVORI EARLY 2 3 3
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-092030-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+11) 47 (+14) 73
RH % (24H TREND) 34 (+17) 66 (+9) 31
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2070
MIXING HGT(FT-AGL/MSL)5960 6780
TRANSPORT WND (MPH) SW 12 W 25
VENT RATE (KT-FT) 67800 149160
CATEGORY DAY 4 5
INVERSION 57F/11AM 7PM 58F/10AM
DISPERSION 5 5
MAX ADI EARLY 31 FAIR 6 VERY POOR 69 GOOD
MAX ADI LATE 82 GOOD 5 VERY POOR 178 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.
WVZ511-092030-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+11) 46 (+13) 73
RH % (24H TREND) 33 (+16) 68 (+9) 31
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) 1900 2140
MIXING HGT(FT-AGL/MSL)6230 7030
TRANSPORT WND (MPH) SW 12 W 25
VENT RATE (KT-FT) 74490 154660
CATEGORY DAY 4 5
INVERSION 52F/10AM 7PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 36 FAIR 5 VERY POOR 93 GOOD
MAX ADI LATE 80 GOOD 4 VERY POOR 183 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.
WVZ512-092030-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+13) 46 (+14) 71
RH % (24H TREND) 33 (+15) 67 (+8) 30
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 2010
MIXING HGT(FT-AGL/MSL)6140 6600
TRANSPORT WND (MPH) SW 10 W 25
VENT RATE (KT-FT) 69350 145200
CATEGORY DAY 4 5
INVERSION 50F/10AM 7PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 32 FAIR 5 VERY POOR 101 VERY GOOD
MAX ADI LATE 70 GOOD 5 VERY POOR 171 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.
WVZ513-092030-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+11) 45 (+13) 73
RH % (24H TREND) 31 (+15) 66 (+6) 29
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 7 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 2000 2040
MIXING HGT(FT-AGL/MSL)6550 6690
TRANSPORT WND (MPH) W 8 W 23
VENT RATE (KT-FT) 59030 133800
CATEGORY DAY 4 5
INVERSION 51F/10AM 7PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 35 FAIR 4 VERY POOR 108 VERY GOOD
MAX ADI LATE 65 GOOD 4 VERY POOR 161 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.
WVZ514-092030-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
147 AM EDT THU APR 9 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+15) 41 (+13) 70
RH % (24H TREND) 34 (+15) 69 (+10) 33
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 8 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1900 1900
MIXING HGT(FT-AGL/MSL)6250 6220
TRANSPORT WND (MPH) W 8 W 24
VENT RATE (KT-FT) 58140 130620
CATEGORY DAY 3 5
INVERSION 49F/10AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 4 VERY POOR 101 VERY GOOD
MAX ADI LATE 56 GEN GOOD 5 VERY POOR 156 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.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. WARMER. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 70S. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO 15 MPH.
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