685
FNUS51 KPBZ 180551
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
151 AM EDT THU SEP 18 2025
DISCUSSION
DRY WEATHER CONTINUES TO DOMINATE THE FORECAST THROUGH THE END OF
THIS WEEK UNDER THE INFLUENCE OF HIGH PRESSURE. MINIMUM RELATIVE
HUMIDITY LEVELS WILL BE LOWEST THIS AFTERNOON AS THEY DROP INTO
THE 25 TO 30 PERCENT RANGE, ESPECIALLY ACROSS EASTERN OHIO AND THE
NORTHERN WEST VIRGINIA PANHANDLE. HUMIDITY LEVELS IMPROVE TO 35
TO 45 PERCENT FRIDAY AFTERNOON DESPITE THE FORECAST REMAINING
RAIN FREE. NORTH-NORTHWEST WINDS WILL BE GENERALLY LIGHT EACH DAY,
THOUGH A FEW AFTERNOON GUSTS TO 15 MPH WILL BE POSSIBLE.
OHZ039-182030-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
151 AM EDT THU SEP 18 2025
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) 85 (0) 54 (0) 86
RH % (24H TREND) 32 (+1) 91 (-6) 39
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2020
MIXING HGT(FT-AGL/MSL)5970 6620
TRANSPORT WND (MPH) NW 8 N 8
VENT RATE (KT-FT) 41790 46340
DISPERSION 3 4
ADI EARLY 22 FAIR 3 VERY POOR 15 GEN POOR
ADI LATE 52 GEN GOOD 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-182030-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
151 AM EDT THU SEP 18 2025
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) 84 (-1) 55 (+1) 86
RH % (24H TREND) 31 (0) 90 (-7) 41
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 1960
MIXING HGT(FT-AGL/MSL)5880 6430
TRANSPORT WND (MPH) NW 8 NW 8
VENT RATE (KT-FT) 41160 45010
DISPERSION 3 3
ADI EARLY 21 FAIR 3 VERY POOR 21 FAIR
ADI LATE 56 GEN GOOD 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-182030-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
151 AM EDT THU SEP 18 2025
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) 84 (0) 55 (+1) 84
RH % (24H TREND) 32 (+3) 90 (-8) 43
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1810
MIXING HGT(FT-AGL/MSL)5750 5930
TRANSPORT WND (MPH) NW 9 NW 9
VENT RATE (KT-FT) 46000 47440
DISPERSION 3 3
ADI EARLY 21 FAIR 4 VERY POOR 21 FAIR
ADI LATE 58 GEN GOOD 2 VERY POOR 62 GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-182030-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
151 AM EDT THU SEP 18 2025
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) 85 (+1) 54 (0) 86
RH % (24H TREND) 33 (+1) 92 (-5) 40
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1880 2190
MIXING HGT(FT-AGL/MSL)6170 7190
TRANSPORT WND (MPH) NW 8 N 7
VENT RATE (KT-FT) 43190 43140
DISPERSION 3 3
ADI EARLY 23 FAIR 3 VERY POOR 10 POOR
ADI LATE 54 GEN GOOD 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-182030-
HARRISON-
INCLUDING THE CITY OF CADIZ
151 AM EDT THU SEP 18 2025
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) 85 (0) 55 (+1) 86
RH % (24H TREND) 29 (-2) 90 (-7) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1800 1980
MIXING HGT(FT-AGL/MSL)5900 6510
TRANSPORT WND (MPH) NW 8 N 8
VENT RATE (KT-FT) 41300 45570
DISPERSION 3 3
ADI EARLY 20 GEN POOR 3 VERY POOR 18 GEN POOR
ADI LATE 53 GEN GOOD 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-182030-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
151 AM EDT THU SEP 18 2025
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) 85 (0) 56 (+1) 86
RH % (24H TREND) 28 (-2) 88 (-6) 37
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 1920
MIXING HGT(FT-AGL/MSL)5950 6310
TRANSPORT WND (MPH) NW 8 NW 8
VENT RATE (KT-FT) 41650 44170
DISPERSION 3 3
ADI EARLY 18 GEN POOR 3 VERY POOR 18 GEN POOR
ADI LATE 59 GEN GOOD 3 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 5 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-182030-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (0) 54 (-1) 87
RH % (24H TREND) 33 (+3) 93 (-3) 37
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 2290
MIXING HGT(FT-AGL/MSL)6080 7530
TRANSPORT WND (MPH) NW 7 N 6
VENT RATE (KT-FT) 36480 37650
DISPERSION 3 3
ADI EARLY 17 GEN POOR 3 VERY POOR 7 POOR
ADI LATE 47 GEN GOOD 2 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-182030-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+1) 54 (0) 87
RH % (24H TREND) 32 (-1) 93 (-3) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2180
MIXING HGT(FT-AGL/MSL)5990 7140
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 41930 35700
DISPERSION 3 3
ADI EARLY 20 GEN POOR 3 VERY POOR 12 POOR
ADI LATE 53 GEN GOOD 2 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-182030-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+1) 55 (-1) 87
RH % (24H TREND) 29 (-3) 90 (-3) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 2030
MIXING HGT(FT-AGL/MSL)6010 6670
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 42070 33350
DISPERSION 3 3
ADI EARLY 22 FAIR 3 VERY POOR 16 GEN POOR
ADI LATE 53 GEN GOOD 2 VERY POOR 43 GEN 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.
OHZ068-182030-
NOBLE-
INCLUDING THE CITY OF CALDWELL
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+1) 55 (-1) 87
RH % (24H TREND) 32 (0) 93 (-1) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 2090
MIXING HGT(FT-AGL/MSL)5960 6860
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 41720 34300
DISPERSION 3 3
ADI EARLY 21 FAIR 3 VERY POOR 14 GEN POOR
ADI LATE 53 GEN GOOD 2 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-182030-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+1) 55 (-1) 87
RH % (24H TREND) 31 (+1) 91 (-2) 37
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 1920
MIXING HGT(FT-AGL/MSL)5980 6300
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 41860 31500
DISPERSION 3 3
ADI EARLY 23 FAIR 3 VERY POOR 13 GEN POOR
ADI LATE 53 GEN GOOD 2 VERY POOR 38 FAIR
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.
PAZ007-182030-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
151 AM EDT THU SEP 18 2025
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) 82 (+1) 55 (+2) 81
RH % (24H TREND) 40 (+2) 100 (0) 52
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1600 1500
MIXING HGT(FT-AGL/MSL)5250 4920
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 42000 49200
DISPERSION 3 3
ADI EARLY 17 GEN POOR 5 VERY POOR 20 GEN POOR
ADI LATE 53 GEN GOOD 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 9 5 8
MAX LVORI LATE 2 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-182030-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
151 AM EDT THU SEP 18 2025
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) 82 (+2) 55 (+3) 80
RH % (24H TREND) 40 (+4) 100 (+1) 53
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1690 1560
MIXING HGT(FT-AGL/MSL)5550 5120
TRANSPORT WND (MPH) NW 8 NW 12
VENT RATE (KT-FT) 38850 51200
DISPERSION 3 3
ADI EARLY 20 GEN POOR 5 VERY POOR 22 FAIR
ADI LATE 55 GEN GOOD 3 VERY POOR 64 GOOD
MAX LVORI EARLY 9 4 8
MAX LVORI LATE 2 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-182030-
FOREST-
INCLUDING THE CITY OF TIONESTA
151 AM EDT THU SEP 18 2025
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) 82 (+3) 54 (+3) 78
RH % (24H TREND) 36 (+1) 100 (+3) 48
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1500
MIXING HGT(FT-AGL/MSL)5680 4920
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 45440 49200
DISPERSION 3 3
ADI EARLY 26 FAIR 5 VERY POOR 26 FAIR
ADI LATE 57 GEN GOOD 3 VERY POOR 66 GOOD
MAX LVORI EARLY 8 4 8
MAX LVORI LATE 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-182030-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
151 AM EDT THU SEP 18 2025
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) 84 (+1) 54 (+1) 83
RH % (24H TREND) 36 (+2) 96 (-4) 46
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1790
MIXING HGT(FT-AGL/MSL)5490 5860
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 43920 58600
DISPERSION 3 4
ADI EARLY 16 GEN POOR 4 VERY POOR 20 GEN POOR
ADI LATE 56 GEN GOOD 3 VERY POOR 73 GOOD
MAX LVORI EARLY 9 4 8
MAX LVORI LATE 2 7 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-182030-
BUTLER-
INCLUDING THE CITY OF BUTLER
151 AM EDT THU SEP 18 2025
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) 84 (+3) 54 (+1) 83
RH % (24H TREND) 37 (+1) 97 (-3) 49
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1690
MIXING HGT(FT-AGL/MSL)5680 5550
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 45440 55500
DISPERSION 3 4
ADI EARLY 16 GEN POOR 4 VERY POOR 19 GEN POOR
ADI LATE 58 GEN GOOD 3 VERY POOR 69 GOOD
MAX LVORI EARLY 9 4 8
MAX LVORI LATE 2 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-182030-
CLARION-
INCLUDING THE CITY OF CLARION
151 AM EDT THU SEP 18 2025
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) 83 (+3) 54 (+2) 82
RH % (24H TREND) 37 (+2) 96 (-2) 47
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1600
MIXING HGT(FT-AGL/MSL)5760 5260
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 46080 52600
DISPERSION 3 4
ADI EARLY 23 FAIR 4 VERY POOR 23 FAIR
ADI LATE 58 GEN GOOD 3 VERY POOR 67 GOOD
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 2 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-182030-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
151 AM EDT THU SEP 18 2025
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) 82 (+2) 54 (+1) 81
RH % (24H TREND) 34 (+1) 94 (-1) 46
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 LGT/VAR NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 1580
MIXING HGT(FT-AGL/MSL)6010 5170
TRANSPORT WND (MPH) NW 9 NW 13
VENT RATE (KT-FT) 48080 56870
DISPERSION 3 4
ADI EARLY 27 FAIR 5 VERY POOR 29 FAIR
ADI LATE 64 GOOD 3 VERY POOR 73 GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-182030-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
151 AM EDT THU SEP 18 2025
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) 84 (0) 55 (0) 84
RH % (24H TREND) 31 (+3) 92 (-6) 42
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 1790
MIXING HGT(FT-AGL/MSL)5790 5860
TRANSPORT WND (MPH) NW 9 NW 10
VENT RATE (KT-FT) 46320 52740
DISPERSION 3 4
ADI EARLY 15 GEN POOR 3 VERY POOR 19 GEN POOR
ADI LATE 58 GEN GOOD 2 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 2 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-182030-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
151 AM EDT THU SEP 18 2025
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) 84 (+3) 54 (-1) 86
RH % (24H TREND) 32 (-2) 94 (-3) 42
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1810 1840
MIXING HGT(FT-AGL/MSL)5940 6050
TRANSPORT WND (MPH) NW 8 NW 9
VENT RATE (KT-FT) 41580 48400
DISPERSION 3 3
ADI EARLY 14 GEN POOR 3 VERY POOR 18 GEN POOR
ADI LATE 54 GEN GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 9 3 6
MAX LVORI LATE 2 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-182030-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
151 AM EDT THU SEP 18 2025
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) 84 (+3) 54 (+1) 83
RH % (24H TREND) 36 (+1) 97 (-2) 47
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 1580
MIXING HGT(FT-AGL/MSL)5710 5170
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 45680 51700
DISPERSION 3 3
ADI EARLY 14 GEN POOR 4 VERY POOR 18 GEN POOR
ADI LATE 57 GEN GOOD 3 VERY POOR 65 GOOD
MAX LVORI EARLY 9 4 7
MAX LVORI LATE 2 7 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-182030-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+2) 54 (-1) 85
RH % (24H TREND) 31 (-2) 92 (-3) 40
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1790 1850
MIXING HGT(FT-AGL/MSL)5880 6080
TRANSPORT WND (MPH) NW 7 NW 8
VENT RATE (KT-FT) 35280 42560
DISPERSION 3 3
ADI EARLY 18 GEN POOR 4 VERY POOR 17 GEN POOR
ADI LATE 57 GEN GOOD 3 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-182030-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
151 AM EDT THU SEP 18 2025
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) 84 (+2) 54 (-1) 85
RH % (24H TREND) 34 (0) 93 (-5) 42
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1840 1790
MIXING HGT(FT-AGL/MSL)6040 5870
TRANSPORT WND (MPH) NW 8 N 7
VENT RATE (KT-FT) 42280 35220
DISPERSION 3 3
ADI EARLY 24 FAIR 3 VERY POOR 17 GEN POOR
ADI LATE 60 GEN GOOD 2 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 8 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-182030-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
151 AM EDT THU SEP 18 2025
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) 84 (+4) 54 (0) 84
RH % (24H TREND) 36 (+2) 96 (-3) 46
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1770 1790
MIXING HGT(FT-AGL/MSL)5800 5860
TRANSPORT WND (MPH) NW 8 NW 9
VENT RATE (KT-FT) 40600 46880
DISPERSION 3 3
ADI EARLY 13 GEN POOR 3 VERY POOR 17 GEN POOR
ADI LATE 51 GEN GOOD 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 8 4 7
MAX LVORI LATE 2 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-182030-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
151 AM EDT THU SEP 18 2025
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) 83 (+6) 55 (-1) 84
RH % (24H TREND) 35 (+2) 89 (-5) 43
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1680
MIXING HGT(FT-AGL/MSL)5360 5500
TRANSPORT WND (MPH) NW 9 NW 10
VENT RATE (KT-FT) 42880 49500
DISPERSION 3 4
ADI EARLY 23 FAIR 4 VERY POOR 25 FAIR
ADI LATE 54 GEN GOOD 3 VERY POOR 61 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.
PAZ075-182030-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
151 AM EDT THU SEP 18 2025
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) 84 (+3) 53 (-2) 86
RH % (24H TREND) 35 (+6) 94 (-4) 43
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 1790
MIXING HGT(FT-AGL/MSL)6080 5870
TRANSPORT WND (MPH) NW 8 NW 7
VENT RATE (KT-FT) 42560 35220
DISPERSION 3 3
ADI EARLY 16 GEN POOR 3 VERY POOR 17 GEN POOR
ADI LATE 54 GEN GOOD 2 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-182030-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
151 AM EDT THU SEP 18 2025
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) 81 (+3) 52 (-2) 82
RH % (24H TREND) 38 (+4) 91 (-6) 46
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1610 1560
MIXING HGT(FT-AGL/MSL)5280 5120
TRANSPORT WND (MPH) NW 9 NW 8
VENT RATE (KT-FT) 42240 35840
DISPERSION 3 3
ADI EARLY 24 FAIR 3 VERY POOR 23 FAIR
ADI LATE 53 GEN GOOD 3 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-182030-
INDIANA-
INCLUDING THE CITY OF INDIANA
151 AM EDT THU SEP 18 2025
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) 83 (+2) 54 (0) 83
RH % (24H TREND) 37 (+5) 94 (-4) 47
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1720 1560
MIXING HGT(FT-AGL/MSL)5650 5130
TRANSPORT WND (MPH) NW 9 NW 12
VENT RATE (KT-FT) 45200 51300
DISPERSION 3 3
ADI EARLY 16 GEN POOR 4 VERY POOR 21 FAIR
ADI LATE 58 GEN GOOD 3 VERY POOR 67 GOOD
MAX LVORI EARLY 9 4 6
MAX LVORI LATE 1 6 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-182030-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
151 AM EDT THU SEP 18 2025
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) 82 (+3) 55 (-1) 82
RH % (24H TREND) 37 (+7) 89 (-6) 48
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 LGT/VAR NW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1640 1500
MIXING HGT(FT-AGL/MSL)5390 4910
TRANSPORT WND (MPH) NW 9 NW 13
VENT RATE (KT-FT) 43120 54010
DISPERSION 3 4
ADI EARLY 20 GEN POOR 4 VERY POOR 25 FAIR
ADI LATE 56 GEN GOOD 3 VERY POOR 66 GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 5 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-182030-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
151 AM EDT THU SEP 18 2025
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) 84 (-1) 56 (0) 86
RH % (24H TREND) 30 (+1) 88 (-6) 39
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 1800
MIXING HGT(FT-AGL/MSL)6010 5890
TRANSPORT WND (MPH) NW 8 NW 9
VENT RATE (KT-FT) 42070 47120
DISPERSION 3 3
ADI EARLY 15 GEN POOR 3 VERY POOR 18 GEN POOR
ADI LATE 58 GEN GOOD 2 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 2 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-182030-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+2) 56 (0) 86
RH % (24H TREND) 28 (-4) 87 (-5) 37
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1830 1930
MIXING HGT(FT-AGL/MSL)6010 6330
TRANSPORT WND (MPH) NW 8 N 7
VENT RATE (KT-FT) 42070 37980
DISPERSION 3 3
ADI EARLY 18 GEN POOR 3 VERY POOR 17 GEN POOR
ADI LATE 60 GEN GOOD 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-182030-
OHIO-
INCLUDING THE CITY OF WHEELING
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 85 (+1) 56 (0) 86
RH % (24H TREND) 30 (-3) 88 (-3) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 1890
MIXING HGT(FT-AGL/MSL)5960 6200
TRANSPORT WND (MPH) NW 8 N 7
VENT RATE (KT-FT) 41720 37200
DISPERSION 3 3
ADI EARLY 18 GEN POOR 4 VERY POOR 15 GEN POOR
ADI LATE 58 GEN GOOD 2 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-182030-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 86 (+3) 56 (-1) 87
RH % (24H TREND) 32 (-1) 89 (-3) 41
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1820 1810
MIXING HGT(FT-AGL/MSL)5980 5940
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 41860 29700
DISPERSION 3 3
ADI EARLY 22 FAIR 3 VERY POOR 15 GEN POOR
ADI LATE 53 GEN GOOD 2 VERY POOR 37 FAIR
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-182030-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
151 AM EDT THU SEP 18 2025
TODAY TONIGHT FRI
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 84 (+2) 55 (-1) 86
RH % (24H TREND) 36 (+2) 90 (-4) 43
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1850 1790
MIXING HGT(FT-AGL/MSL)6070 5860
TRANSPORT WND (MPH) NW 8 N 6
VENT RATE (KT-FT) 42490 29300
DISPERSION 3 3
ADI EARLY 23 FAIR 3 VERY POOR 13 GEN POOR
ADI LATE 60 GEN GOOD 2 VERY POOR 39 FAIR
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-182030-
MARION-
INCLUDING THE CITY OF FAIRMONT
151 AM EDT THU SEP 18 2025
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) 83 (+3) 53 (-2) 84
RH % (24H TREND) 40 (+3) 95 (-4) 45
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1950 1800
MIXING HGT(FT-AGL/MSL)6390 5910
TRANSPORT WND (MPH) W 8 N 7
VENT RATE (KT-FT) 44730 35460
DISPERSION 3 3
ADI EARLY 23 FAIR 3 VERY POOR 11 POOR
ADI LATE 62 GOOD 2 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 9 4 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-182030-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
151 AM EDT THU SEP 18 2025
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) 83 (+3) 54 (-2) 84
RH % (24H TREND) 39 (+4) 94 (-4) 45
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1870 1680
MIXING HGT(FT-AGL/MSL)6140 5510
TRANSPORT WND (MPH) W 8 N 6
VENT RATE (KT-FT) 42980 27550
DISPERSION 3 3
ADI EARLY 19 GEN POOR 3 VERY POOR 16 GEN POOR
ADI LATE 61 GOOD 2 VERY POOR 36 FAIR
MAX LVORI EARLY 7 3 6
MAX LVORI LATE 1 7 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-182030-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
151 AM EDT THU SEP 18 2025
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) 80 (+2) 53 (-2) 81
RH % (24H TREND) 41 (+4) 89 (-8) 45
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1480
MIXING HGT(FT-AGL/MSL)5330 4850
TRANSPORT WND (MPH) W 9 N 7
VENT RATE (KT-FT) 42640 29100
DISPERSION 3 3
ADI EARLY 18 GEN POOR 3 VERY POOR 14 GEN POOR
ADI LATE 54 GEN GOOD 3 VERY POOR 37 FAIR
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.
WVZ511-182030-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
151 AM EDT THU SEP 18 2025
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) 81 (+3) 52 (-2) 82
RH % (24H TREND) 40 (-2) 90 (-9) 45
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1660
MIXING HGT(FT-AGL/MSL)5730 5450
TRANSPORT WND (MPH) W 9 N 7
VENT RATE (KT-FT) 45840 32700
DISPERSION 3 3
ADI EARLY 21 FAIR 3 VERY POOR 17 GEN POOR
ADI LATE 57 GEN GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 8 4 6
MAX LVORI LATE 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-182030-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
151 AM EDT THU SEP 18 2025
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) 79 (+4) 53 (-2) 81
RH % (24H TREND) 40 (-13) 85 (-12) 44
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1650
MIXING HGT(FT-AGL/MSL)5350 5400
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 48150 32400
DISPERSION 4 3
ADI EARLY 24 FAIR 4 VERY POOR 21 FAIR
ADI LATE 60 GEN GOOD 3 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 7 4 5
MAX LVORI LATE 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-182030-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
151 AM EDT THU SEP 18 2025
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) 81 (+7) 53 (-1) 82
RH % (24H TREND) 38 (-19) 85 (-13) 38
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 1760
MIXING HGT(FT-AGL/MSL)5700 5760
TRANSPORT WND (MPH) W 10 N 6
VENT RATE (KT-FT) 51300 28800
DISPERSION 4 3
ADI EARLY 28 FAIR 4 VERY POOR 25 FAIR
ADI LATE 64 GOOD 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 7 4 4
MAX LVORI LATE 1 5 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-182030-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
151 AM EDT THU SEP 18 2025
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) 77 (+8) 51 (0) 78
RH % (24H TREND) 46 (-25) 80 (-19) 43
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1510 1720
MIXING HGT(FT-AGL/MSL)4950 5630
TRANSPORT WND (MPH) NW 10 N 7
VENT RATE (KT-FT) 44550 33780
DISPERSION 3 3
ADI EARLY 34 FAIR 5 VERY POOR 28 FAIR
ADI LATE 62 GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 6 4 4
MAX LVORI LATE 1 4 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 MID 50S. HIGHS IN THE MID
80S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE MID 80S.
SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
TC
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page