662
FNUS51 KPBZ 070423
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1223 AM EDT MON SEP 7 2026
DISCUSSION
FIRE WEATHER POTENTIAL REMAINS LOW FOR THE NEXT 24 TO 48 HOURS
WITH MINRH VALUES ABOVE 40 PERCENT AND LIGHT WINDS FROM THE EAST.
THE POTENTIAL FOR SHOWERS AND THUNDERSTORMS RETURNS THURSDAY WITH
A PASSING COLD FRONT.
FORECASTER: HEFFERAN
OHZ039-072015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 56 (0) 83
RH % (24H TREND) 50 (0) 94 (-4) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1580 1850
MIXING HGT(FT-AGL/MSL)5190 6050
TRANSPORT WND (MPH) E 6 SW 9
VENT RATE (KT-FT) 25950 48400
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 4 VERY POOR 15 GEN POOR
MAX ADI LATE 46 GEN GOOD 4 VERY POOR 68 GOOD
MAX LVORI EARLY 7 5 6
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-072015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 55 (-1) 83
RH % (24H TREND) 49 (-2) 92 (-4) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1590 1840
MIXING HGT(FT-AGL/MSL)5230 6030
TRANSPORT WND (MPH) E 6 SW 9
VENT RATE (KT-FT) 26150 48240
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 4 VERY POOR 13 GEN POOR
MAX ADI LATE 41 GEN GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-072015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 54 (-1) 82
RH % (24H TREND) 48 (-3) 91 (-6) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1540 1760
MIXING HGT(FT-AGL/MSL)5060 5770
TRANSPORT WND (MPH) E 5 SW 9
VENT RATE (KT-FT) 20240 46160
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 23 FAIR 4 VERY POOR 11 POOR
MAX ADI LATE 38 FAIR 4 VERY POOR 65 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-072015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 56 (0) 83
RH % (24H TREND) 53 (+5) 95 (-4) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1530 1820
MIXING HGT(FT-AGL/MSL)5030 5960
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30180 47680
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 4 VERY POOR 15 GEN POOR
MAX ADI LATE 52 GEN GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 8 5 7
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-072015-
HARRISON-
INCLUDING THE CITY OF CADIZ
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 55 (-1) 83
RH % (24H TREND) 48 (+1) 95 (-3) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1550 1870
MIXING HGT(FT-AGL/MSL)5100 6140
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30600 49120
CATEGORY DAY 3 3
INVERSION 68F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 4 VERY POOR 16 GEN POOR
MAX ADI LATE 45 GEN GOOD 4 VERY POOR 67 GOOD
MAX LVORI EARLY 6 5 7
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-072015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 55 (-1) 83
RH % (24H TREND) 46 (-2) 94 (-2) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1600 1740
MIXING HGT(FT-AGL/MSL)5240 5710
TRANSPORT WND (MPH) E 6 SW 9
VENT RATE (KT-FT) 26200 45680
CATEGORY DAY 3 3
INVERSION 68F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 4 VERY POOR 16 GEN POOR
MAX ADI LATE 43 GEN GOOD 4 VERY POOR 63 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-072015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 57 (-1) 84
RH % (24H TREND) 52 (+3) 94 (-1) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1570 1980
MIXING HGT(FT-AGL/MSL)5140 6500
TRANSPORT WND (MPH) E 8 SW 8
VENT RATE (KT-FT) 35980 45500
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 4 VERY POOR 16 GEN POOR
MAX ADI LATE 54 GEN GOOD 4 VERY POOR 63 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-072015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 57 (-1) 84
RH % (24H TREND) 50 (+3) 94 (-1) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1560 1970
MIXING HGT(FT-AGL/MSL)5130 6450
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30780 51600
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 50 GEN GOOD 4 VERY POOR 71 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-072015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 57 (-1) 84
RH % (24H TREND) 48 (+1) 95 (-1) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1540 1970
MIXING HGT(FT-AGL/MSL)5040 6470
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30240 51760
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 48 GEN GOOD 4 VERY POOR 64 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-072015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 58 (-1) 84
RH % (24H TREND) 51 (+2) 93 (-2) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1600 1990
MIXING HGT(FT-AGL/MSL)5240 6520
TRANSPORT WND (MPH) E 7 SW 8
VENT RATE (KT-FT) 31440 45640
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 72F/10AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 51 GEN GOOD 4 VERY POOR 67 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-072015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 59 (0) 84
RH % (24H TREND) 48 (-2) 93 (-1) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1600 2060
MIXING HGT(FT-AGL/MSL)5260 6770
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 31560 54160
CATEGORY DAY 3 4
INVERSION 70F/10AM 7PM 72F/10AM
DISPERSION 3 4
MAX ADI EARLY 25 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 51 GEN GOOD 4 VERY POOR 72 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-072015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (0) 53 (-1) 81
RH % (24H TREND) 47 (-9) 93 (-5) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1380 1360
MIXING HGT(FT-AGL/MSL)4540 4450
TRANSPORT WND (MPH) NE 5 SW 8
VENT RATE (KT-FT) 18160 31150
CATEGORY DAY 2 3
INVERSION 65F/10AM 7PM 67F/10AM
DISPERSION 2 3
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 30 FAIR 4 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 7 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-072015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (+1) 51 (-1) 80
RH % (24H TREND) 47 (-8) 94 (-5) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1390 1370
MIXING HGT(FT-AGL/MSL)4570 4510
TRANSPORT WND (MPH) E 5 SW 8
VENT RATE (KT-FT) 18280 31570
CATEGORY DAY 2 3
INVERSION 63F/10AM 7PM 65F/10AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 15 GEN POOR
MAX ADI LATE 30 FAIR 3 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 7 6 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-072015-
FOREST-
INCLUDING THE CITY OF TIONESTA
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (0) 48 (-1) 79
RH % (24H TREND) 43 (-9) 93 (-4) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1340 1380
MIXING HGT(FT-AGL/MSL)4390 4540
TRANSPORT WND (MPH) NE 5 SW 9
VENT RATE (KT-FT) 17560 36320
CATEGORY DAY 2 3
INVERSION 62F/10AM 7PM 65F/10AM
DISPERSION 2 3
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 17 GEN POOR
MAX ADI LATE 35 FAIR 3 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 6 6 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-072015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 53 (-2) 83
RH % (24H TREND) 46 (-2) 93 (-4) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1470 1660
MIXING HGT(FT-AGL/MSL)4830 5460
TRANSPORT WND (MPH) E 5 SW 9
VENT RATE (KT-FT) 19320 43680
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 21 FAIR 3 VERY POOR 11 POOR
MAX ADI LATE 31 FAIR 4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-072015-
BUTLER-
INCLUDING THE CITY OF BUTLER
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 51 (-2) 82
RH % (24H TREND) 47 (-8) 93 (-5) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1490 1690
MIXING HGT(FT-AGL/MSL)4890 5540
TRANSPORT WND (MPH) E 5 SW 9
VENT RATE (KT-FT) 19560 44320
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 18 GEN POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 32 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-072015-
CLARION-
INCLUDING THE CITY OF CLARION
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (+2) 51 (-1) 81
RH % (24H TREND) 42 (-12) 91 (-6) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1410 1490
MIXING HGT(FT-AGL/MSL)4620 4870
TRANSPORT WND (MPH) E 5 SW 8
VENT RATE (KT-FT) 18480 34090
CATEGORY DAY 2 3
INVERSION 63F/10AM 7PM 66F/10AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 15 GEN POOR
MAX ADI LATE 31 FAIR 3 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-072015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (+1) 49 (-2) 80
RH % (24H TREND) 40 (-11) 91 (-5) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1410 1490
MIXING HGT(FT-AGL/MSL)4620 4890
TRANSPORT WND (MPH) NE 5 SW 9
VENT RATE (KT-FT) 18480 39120
CATEGORY DAY 2 3
INVERSION 63F/10AM 7PM 66F/10AM
DISPERSION 2 3
MAX ADI EARLY 21 FAIR 3 VERY POOR 18 GEN POOR
MAX ADI LATE 32 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-072015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 55 (-1) 83
RH % (24H TREND) 45 (-2) 90 (-4) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1580 1780
MIXING HGT(FT-AGL/MSL)5180 5850
TRANSPORT WND (MPH) E 5 SW 9
VENT RATE (KT-FT) 20720 46800
CATEGORY DAY 2 3
INVERSION 67F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 23 FAIR 3 VERY POOR 13 GEN POOR
MAX ADI LATE 39 FAIR 3 VERY POOR 65 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-072015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 54 (-3) 83
RH % (24H TREND) 46 (-2) 91 (-3) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1590 1770
MIXING HGT(FT-AGL/MSL)5220 5810
TRANSPORT WND (MPH) E 6 SW 9
VENT RATE (KT-FT) 26100 46480
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 3 VERY POOR 17 GEN POOR
MAX ADI LATE 39 FAIR 3 VERY POOR 63 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-072015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 52 (-1) 82
RH % (24H TREND) 45 (-10) 92 (-5) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1460 1630
MIXING HGT(FT-AGL/MSL)4790 5340
TRANSPORT WND (MPH) E 5 W 9
VENT RATE (KT-FT) 19160 42720
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 18 GEN POOR 3 VERY POOR 15 GEN POOR
MAX ADI LATE 32 FAIR 3 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-072015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (0) 55 (-1) 82
RH % (24H TREND) 48 (0) 92 (-2) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1560 1850
MIXING HGT(FT-AGL/MSL)5120 6080
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30720 48640
CATEGORY DAY 3 3
INVERSION 68F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 46 GEN GOOD 4 VERY POOR 64 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-072015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 56 (0) 82
RH % (24H TREND) 52 (-2) 92 (-3) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1580 1970
MIXING HGT(FT-AGL/MSL)5190 6470
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 31140 51760
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 31 FAIR 4 VERY POOR 21 FAIR
MAX ADI LATE 53 GEN GOOD 3 VERY POOR 70 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-072015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 54 (0) 82
RH % (24H TREND) 48 (-4) 92 (-5) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1520 1610
MIXING HGT(FT-AGL/MSL)4990 5280
TRANSPORT WND (MPH) E 6 W 9
VENT RATE (KT-FT) 24950 42240
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 3 VERY POOR 19 GEN POOR
MAX ADI LATE 40 FAIR 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 7 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-072015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+3) 53 (0) 83
RH % (24H TREND) 45 (-7) 92 (-5) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1500 1560
MIXING HGT(FT-AGL/MSL)4930 5100
TRANSPORT WND (MPH) E 5 W 9
VENT RATE (KT-FT) 19720 40800
CATEGORY DAY 2 3
INVERSION 65F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 24 FAIR 3 VERY POOR 24 FAIR
MAX ADI LATE 35 FAIR 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-072015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (-1) 56 (0) 83
RH % (24H TREND) 50 (0) 90 (-3) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1550 1730
MIXING HGT(FT-AGL/MSL)5090 5690
TRANSPORT WND (MPH) E 6 SW 8
VENT RATE (KT-FT) 25450 39830
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 32 FAIR 3 VERY POOR 21 FAIR
MAX ADI LATE 46 GEN GOOD 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-072015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (+2) 53 (0) 81
RH % (24H TREND) 46 (-4) 92 (-4) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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 1650
MIXING HGT(FT-AGL/MSL)4950 5420
TRANSPORT WND (MPH) E 5 W 8
VENT RATE (KT-FT) 19800 37940
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 29 FAIR 4 VERY POOR 25 FAIR
MAX ADI LATE 40 FAIR 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-072015-
INDIANA-
INCLUDING THE CITY OF INDIANA
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+3) 52 (-1) 82
RH % (24H TREND) 44 (-8) 90 (-7) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1490 1510
MIXING HGT(FT-AGL/MSL)4880 4970
TRANSPORT WND (MPH) E 5 W 9
VENT RATE (KT-FT) 19520 39760
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 21 FAIR 3 VERY POOR 18 GEN POOR
MAX ADI LATE 32 FAIR 4 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-072015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (+3) 53 (0) 81
RH % (24H TREND) 44 (-9) 90 (-7) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1490 1540
MIXING HGT(FT-AGL/MSL)4900 5040
TRANSPORT WND (MPH) E 5 W 9
VENT RATE (KT-FT) 19600 40320
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 68F/10AM
DISPERSION 2 3
MAX ADI EARLY 23 FAIR 3 VERY POOR 21 FAIR
MAX ADI LATE 32 FAIR 4 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-072015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 56 (0) 82
RH % (24H TREND) 46 (-3) 91 (-3) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1590 1690
MIXING HGT(FT-AGL/MSL)5230 5540
TRANSPORT WND (MPH) E 6 SW 9
VENT RATE (KT-FT) 26150 44320
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 3 VERY POOR 13 GEN POOR
MAX ADI LATE 40 FAIR 3 VERY POOR 62 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-072015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 56 (-1) 83
RH % (24H TREND) 46 (0) 91 (-1) 50
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1600 1780
MIXING HGT(FT-AGL/MSL)5250 5820
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 31500 46560
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 47 GEN GOOD 4 VERY POOR 65 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-072015-
OHIO-
INCLUDING THE CITY OF WHEELING
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (0) 57 (0) 83
RH % (24H TREND) 48 (+3) 92 (-1) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1560 1920
MIXING HGT(FT-AGL/MSL)5110 6310
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 30660 50480
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 47 GEN GOOD 4 VERY POOR 67 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-072015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+2) 58 (0) 84
RH % (24H TREND) 51 (+1) 92 (0) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1620 2010
MIXING HGT(FT-AGL/MSL)5330 6600
TRANSPORT WND (MPH) E 7 SW 8
VENT RATE (KT-FT) 31980 46200
CATEGORY DAY 3 4
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 4
MAX ADI EARLY 31 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 49 GEN GOOD 4 VERY POOR 69 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-072015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+3) 59 (0) 83
RH % (24H TREND) 53 (-3) 92 (+4) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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 2070
MIXING HGT(FT-AGL/MSL)5340 6780
TRANSPORT WND (MPH) E 7 SW 9
VENT RATE (KT-FT) 32040 54240
CATEGORY DAY 3 4
INVERSION 70F/10AM 7PM 71F/10AM
DISPERSION 3 4
MAX ADI EARLY 31 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 51 GEN GOOD 4 VERY POOR 74 GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-072015-
MARION-
INCLUDING THE CITY OF FAIRMONT
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (-1) 58 (+1) 81
RH % (24H TREND) 54 (-2) 93 (0) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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 2010
MIXING HGT(FT-AGL/MSL)5280 6580
TRANSPORT WND (MPH) E 7 SW 8
VENT RATE (KT-FT) 31680 46060
CATEGORY DAY 3 4
INVERSION 69F/10AM 7PM 70F/10AM
DISPERSION 3 4
MAX ADI EARLY 30 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 49 GEN GOOD 3 VERY POOR 64 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-072015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (+1) 57 (0) 82
RH % (24H TREND) 53 (-3) 92 (-1) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1600 1910
MIXING HGT(FT-AGL/MSL)5270 6260
TRANSPORT WND (MPH) E 6 SW 8
VENT RATE (KT-FT) 26350 43820
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 32 FAIR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 48 GEN GOOD 3 VERY POOR 61 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-072015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 76 (-1) 54 (-2) 79
RH % (24H TREND) 51 (-4) 92 (-1) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1550 1770
MIXING HGT(FT-AGL/MSL)5070 5800
TRANSPORT WND (MPH) E 5 SW 8
VENT RATE (KT-FT) 20280 40600
CATEGORY DAY 2 3
INVERSION 66F/10AM 7PM 69F/10AM
DISPERSION 2 3
MAX ADI EARLY 27 FAIR 4 VERY POOR 22 FAIR
MAX ADI LATE 42 GEN GOOD 4 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-072015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 78 (0) 54 (-1) 81
RH % (24H TREND) 48 (-3) 92 (-1) 49
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1560 1750
MIXING HGT(FT-AGL/MSL)5120 5730
TRANSPORT WND (MPH) E 5 SW 8
VENT RATE (KT-FT) 20480 40110
CATEGORY DAY 2 3
INVERSION 67F/10AM 7PM 70F/10AM
DISPERSION 2 3
MAX ADI EARLY 30 FAIR 4 VERY POOR 24 FAIR
MAX ADI LATE 42 GEN GOOD 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-072015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 77 (0) 54 (-1) 80
RH % (24H TREND) 50 (-6) 90 (-4) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1540 1740
MIXING HGT(FT-AGL/MSL)5050 5720
TRANSPORT WND (MPH) SE 7 SW 8
VENT RATE (KT-FT) 30300 40040
CATEGORY DAY 3 3
INVERSION 59F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 34 FAIR 4 VERY POOR 28 FAIR
MAX ADI LATE 43 GEN GOOD 4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-072015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
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 (-1) 56 (-1) 82
RH % (24H TREND) 48 (-6) 90 (-5) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1590 1850
MIXING HGT(FT-AGL/MSL)5200 6080
TRANSPORT WND (MPH) SE 6 SW 9
VENT RATE (KT-FT) 26000 48640
CATEGORY DAY 3 3
INVERSION 61F/9AM 7PM 68F/10AM
DISPERSION 3 3
MAX ADI EARLY 32 FAIR 4 VERY POOR 29 FAIR
MAX ADI LATE 38 FAIR 4 VERY POOR 63 GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-072015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1223 AM EDT MON SEP 7 2026
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 74 (+1) 51 (-1) 78
RH % (24H TREND) 55 (-6) 92 (-4) 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(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) 1440 1750
MIXING HGT(FT-AGL/MSL)4710 5740
TRANSPORT WND (MPH) SE 7 SW 9
VENT RATE (KT-FT) 28260 45920
CATEGORY DAY 3 3
INVERSION 58F/9AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 29 FAIR 4 VERY POOR 29 FAIR
MAX ADI LATE 39 FAIR 4 VERY POOR 63 GOOD
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
MID 80S. SOUTH WINDS UP TO 10 MPH.
THURSDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
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