919
FNUS51 KPBZ 041716
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
116 PM EDT SUN OCT 4 2026
DISCUSSION
DRY AND QUIET WEATHER IS EXPECTED THROUGH SATURDAY. FIRE WEATHER
CONCERNS REMAIN LOW GIVEN MINRH VALUES ABOVE 40 PERCENT AND LIGHT
WINDS.
FORECASTER: HEFFERAN
OHZ039-050815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+3) 65 (-6) 39 65
RH % (24H TREND) 99 (0) 43 (-6) 94 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 1290
MIXING HGT(FT-AGL/MSL) 5230 4240
TRANSPORT WND (MPH) N 15 SW 6
VENT RATE (KT-FT) 67990 21200
CATEGORY DAY 4 2
INVERSION 7PM 57F/10AM 7PM 51F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 74 GOOD 8 POOR 21 FAIR
MAX ADI LATE 5 VERY POOR 69 GOOD 3 VERY POOR 33 FAIR
MAX LVORI EARLY 5 7 4 6
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-050815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+5) 65 (-6) 40 65
RH % (24H TREND) 98 (-1) 43 (-4) 92 44
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1300
MIXING HGT(FT-AGL/MSL) 5350 4270
TRANSPORT WND (MPH) N 16 SW 7
VENT RATE (KT-FT) 74900 25620
CATEGORY DAY 4 2
INVERSION 7PM 53F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 67 GOOD 8 POOR 23 FAIR
MAX ADI LATE 5 VERY POOR 72 GOOD 3 VERY POOR 34 FAIR
MAX LVORI EARLY 5 6 4 6
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-050815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+4) 64 (-7) 39 64
RH % (24H TREND) 95 (-4) 43 (-4) 92 44
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 1320
MIXING HGT(FT-AGL/MSL) 5590 4330
TRANSPORT WND (MPH) NW 18 SW 7
VENT RATE (KT-FT) 89440 25980
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 51F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 74 GOOD 8 POOR 26 FAIR
MAX ADI LATE 6 VERY POOR 77 GOOD 3 VERY POOR 36 FAIR
MAX LVORI EARLY 5 5 4 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-050815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (+2) 66 (-5) 39 65
RH % (24H TREND) 100 (+1) 43 (-7) 97 45
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1550 1250
MIXING HGT(FT-AGL/MSL) 5100 4110
TRANSPORT WND (MPH) N 14 SW 6
VENT RATE (KT-FT) 61200 20550
CATEGORY DAY 4 2
INVERSION 7PM 57F/10AM 7PM 51F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 64 GOOD 5 VERY POOR 15 GEN POOR
MAX ADI LATE 5 VERY POOR 84 GOOD 2 VERY POOR 32 FAIR
MAX LVORI EARLY 6 8 4 8
MAX LVORI LATE 9 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-050815-
HARRISON-
INCLUDING THE CITY OF CADIZ
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+5) 66 (-5) 40 65
RH % (24H TREND) 100 (0) 43 (-3) 93 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1600 1270
MIXING HGT(FT-AGL/MSL) 5260 4170
TRANSPORT WND (MPH) N 15 SW 6
VENT RATE (KT-FT) 68380 20850
CATEGORY DAY 4 2
INVERSION 7PM 53F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 69 GOOD 8 POOR 22 FAIR
MAX ADI LATE 5 VERY POOR 66 GOOD 3 VERY POOR 29 FAIR
MAX LVORI EARLY 6 7 4 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-050815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+4) 66 (-6) 40 65
RH % (24H TREND) 98 (-1) 42 (-3) 92 42
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1290
MIXING HGT(FT-AGL/MSL) 5460 4240
TRANSPORT WND (MPH) N 16 SW 6
VENT RATE (KT-FT) 76440 21200
CATEGORY DAY 4 2
INVERSION 7PM 51F/8AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 74 GOOD 8 POOR 22 FAIR
MAX ADI LATE 5 VERY POOR 68 GOOD 3 VERY POOR 32 FAIR
MAX LVORI EARLY 5 6 3 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-050815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+2) 67 (-5) 39 66
RH % (24H TREND) 100 (+1) 44 (-6) 96 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1540 1200
MIXING HGT(FT-AGL/MSL) 5060 3930
TRANSPORT WND (MPH) N 13 S 5
VENT RATE (KT-FT) 55660 15720
CATEGORY DAY 4 2
INVERSION 6PM 57F/10AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 56 GEN GOOD 4 VERY POOR 14 GEN POOR
MAX ADI LATE 5 VERY POOR 73 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 6 7 4 7
MAX LVORI LATE 9 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-050815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+1) 67 (-5) 40 66
RH % (24H TREND) 100 (+1) 44 (-5) 95 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1550 1240
MIXING HGT(FT-AGL/MSL) 5100 4060
TRANSPORT WND (MPH) N 14 S 5
VENT RATE (KT-FT) 61200 16240
CATEGORY DAY 4 2
INVERSION 7PM 53F/9AM 7PM 53F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 63 GOOD 5 VERY POOR 16 GEN POOR
MAX ADI LATE 5 VERY POOR 84 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 6 7 4 6
MAX LVORI LATE 9 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-050815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+2) 67 (-6) 40 66
RH % (24H TREND) 100 (+1) 43 (-5) 92 41
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1600 1240
MIXING HGT(FT-AGL/MSL) 5260 4060
TRANSPORT WND (MPH) N 15 SW 6
VENT RATE (KT-FT) 68380 20300
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 53F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 66 GOOD 5 VERY POOR 19 GEN POOR
MAX ADI LATE 5 VERY POOR 81 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 6 7 4 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-050815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+1) 67 (-6) 41 67
RH % (24H TREND) 100 (+1) 44 (-6) 93 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1520 1180
MIXING HGT(FT-AGL/MSL) 5000 3860
TRANSPORT WND (MPH) N 13 S 5
VENT RATE (KT-FT) 55000 15440
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 53F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 59 GEN GOOD 4 VERY POOR 20 GEN POOR
MAX ADI LATE 5 VERY POOR 76 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 7 3 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-050815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (0) 67 (-6) 41 67
RH % (24H TREND) 100 (0) 45 (-7) 91 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1530 1190
MIXING HGT(FT-AGL/MSL) 5030 3920
TRANSPORT WND (MPH) N 14 SE 5
VENT RATE (KT-FT) 60360 15680
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 54F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 58 GEN GOOD 4 VERY POOR 21 FAIR
MAX ADI LATE 4 VERY POOR 76 GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 6 8 3 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-050815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+5) 62 (-8) 38 63
RH % (24H TREND) 98 (0) 46 (-6) 93 46
WIND 20FT/EARLY(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 12 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1310
MIXING HGT(FT-AGL/MSL) 5620 4300
TRANSPORT WND (MPH) NW 20 SW 7
VENT RATE (KT-FT) 95540 25800
CATEGORY DAY 4 2
INVERSION 6PM 53F/9AM 7PM 45F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 77 GOOD 9 POOR 27 FAIR
MAX ADI LATE 8 POOR 80 GOOD 3 VERY POOR 39 FAIR
MAX LVORI EARLY 5 5 4 6
MAX LVORI LATE 7 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-050815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+3) 61 (-9) 37 62
RH % (24H TREND) 98 (+1) 48 (-7) 95 48
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1690 1340
MIXING HGT(FT-AGL/MSL) 5560 4410
TRANSPORT WND (MPH) NW 21 W 8
VENT RATE (KT-FT) 100080 30870
CATEGORY DAY 4 3
INVERSION 7PM 50F/6AM 7PM 43F/9AM
DISPERSION 4 3
MAX ADI EARLY 4 VERY POOR 79 GOOD 9 POOR 36 FAIR
MAX ADI LATE 8 POOR 87 GOOD 3 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 5 5 4 7
MAX LVORI LATE 7 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-050815-
FOREST-
INCLUDING THE CITY OF TIONESTA
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (+3) 61 (-8) 36 62
RH % (24H TREND) 97 (+1) 44 (-13) 92 43
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1780 1330
MIXING HGT(FT-AGL/MSL) 5840 4360
TRANSPORT WND (MPH) NW 22 W 9
VENT RATE (KT-FT) 110960 34880
CATEGORY DAY 5 3
INVERSION 7PM 49F/6AM 7PM 43F/9AM
DISPERSION 5 3
MAX ADI EARLY 4 VERY POOR 101 VERY GOOD9 POOR 41 GEN GOOD
MAX ADI LATE 8 POOR 96 GOOD 3 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 6 5 3 6
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-050815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+4) 64 (-8) 38 64
RH % (24H TREND) 98 (-1) 44 (-4) 93 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1320
MIXING HGT(FT-AGL/MSL) 5770 4320
TRANSPORT WND (MPH) NW 20 W 7
VENT RATE (KT-FT) 98090 25920
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 45F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 76 GOOD 8 POOR 27 FAIR
MAX ADI LATE 7 POOR 86 GOOD 3 VERY POOR 35 FAIR
MAX LVORI EARLY 5 5 4 6
MAX LVORI LATE 7 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-050815-
BUTLER-
INCLUDING THE CITY OF BUTLER
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+3) 63 (-9) 38 63
RH % (24H TREND) 99 (+1) 46 (-8) 94 47
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 1320
MIXING HGT(FT-AGL/MSL) 5700 4350
TRANSPORT WND (MPH) NW 20 W 7
VENT RATE (KT-FT) 96900 26100
CATEGORY DAY 4 2
INVERSION 7PM 50F/8AM 7PM 45F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 74 GOOD 9 POOR 30 FAIR
MAX ADI LATE 5 VERY POOR 85 GOOD 3 VERY POOR 35 FAIR
MAX LVORI EARLY 5 7 4 6
MAX LVORI LATE 8 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-050815-
CLARION-
INCLUDING THE CITY OF CLARION
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+4) 62 (-8) 37 62
RH % (24H TREND) 97 (+2) 44 (-11) 93 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1340
MIXING HGT(FT-AGL/MSL) 5690 4390
TRANSPORT WND (MPH) NW 21 W 8
VENT RATE (KT-FT) 102420 30730
CATEGORY DAY 4 3
INVERSION 6PM 50F/7AM 7PM 43F/9AM
DISPERSION 4 3
MAX ADI EARLY 4 VERY POOR 79 GOOD 9 POOR 35 FAIR
MAX ADI LATE 8 POOR 89 GOOD 3 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 5 6 4 6
MAX LVORI LATE 7 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-050815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (+2) 61 (-7) 36 61
RH % (24H TREND) 98 (+5) 44 (-20) 91 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 7 G18 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1740 1310
MIXING HGT(FT-AGL/MSL) 5720 4310
TRANSPORT WND (MPH) NW 22 W 8
VENT RATE (KT-FT) 108680 30170
CATEGORY DAY 5 3
INVERSION 7PM 49F/8AM 7PM 43F/9AM
DISPERSION 5 3
MAX ADI EARLY 4 VERY POOR 79 GOOD 10 POOR 39 FAIR
MAX ADI LATE 8 POOR 93 GOOD 4 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 5 5 3 6
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-050815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (+4) 65 (-7) 40 64
RH % (24H TREND) 97 (-2) 43 (-5) 93 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1760 1330
MIXING HGT(FT-AGL/MSL) 5780 4350
TRANSPORT WND (MPH) NW 18 SW 6
VENT RATE (KT-FT) 92480 21750
CATEGORY DAY 4 2
INVERSION 7PM 52F/8AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 73 GOOD 8 POOR 24 FAIR
MAX ADI LATE 5 VERY POOR 81 GOOD 3 VERY POOR 35 FAIR
MAX LVORI EARLY 5 6 3 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-050815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (+2) 65 (-8) 40 64
RH % (24H TREND) 99 (+3) 44 (-9) 92 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1750 1310
MIXING HGT(FT-AGL/MSL) 5760 4290
TRANSPORT WND (MPH) NW 18 W 6
VENT RATE (KT-FT) 92160 21450
CATEGORY DAY 4 2
INVERSION 7PM 52F/8AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 69 GOOD 8 POOR 23 FAIR
MAX ADI LATE 5 VERY POOR 77 GOOD 2 VERY POOR 30 FAIR
MAX LVORI EARLY 4 6 3 6
MAX LVORI LATE 6 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-050815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (+2) 64 (-7) 38 64
RH % (24H TREND) 100 (+3) 46 (-12) 96 48
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1730 1320
MIXING HGT(FT-AGL/MSL) 5680 4340
TRANSPORT WND (MPH) NW 20 W 7
VENT RATE (KT-FT) 96560 26040
CATEGORY DAY 4 2
INVERSION 7PM 50F/8AM 7PM 44F/9AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 75 GOOD 9 POOR 28 FAIR
MAX ADI LATE 5 VERY POOR 86 GOOD 3 VERY POOR 35 FAIR
MAX LVORI EARLY 5 7 4 7
MAX LVORI LATE 8 1 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-050815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+1) 65 (-7) 40 64
RH % (24H TREND) 99 (+2) 44 (-9) 92 43
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1250
MIXING HGT(FT-AGL/MSL) 5480 4100
TRANSPORT WND (MPH) N 16 W 5
VENT RATE (KT-FT) 76720 16400
CATEGORY DAY 4 2
INVERSION 7PM 54F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 63 GOOD 8 POOR 21 FAIR
MAX ADI LATE 5 VERY POOR 68 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 4 7 3 6
MAX LVORI LATE 6 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-050815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-1) 65 (-7) 40 65
RH % (24H TREND) 100 (+3) 47 (-14) 93 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1600 1210
MIXING HGT(FT-AGL/MSL) 5270 3960
TRANSPORT WND (MPH) N 15 NW 5
VENT RATE (KT-FT) 68510 15840
CATEGORY DAY 4 2
INVERSION 7PM 53F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 67 GOOD 5 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 78 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 5 7 3 6
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-050815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-1) 64 (-8) 39 63
RH % (24H TREND) 100 (+5) 46 (-16) 95 46
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 NW 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 12 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1700 1250
MIXING HGT(FT-AGL/MSL) 5590 4110
TRANSPORT WND (MPH) NW 18 W 5
VENT RATE (KT-FT) 89440 16440
CATEGORY DAY 4 2
INVERSION 7PM 54F/9AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 67 GOOD 15 GEN POOR 24 FAIR
MAX ADI LATE 4 VERY POOR 67 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 7 4 7
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-050815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-6) 62 (-7) 38 61
RH % (24H TREND) 100 (+9) 47 (-20) 92 43
WIND 20FT/EARLY(MPH) LGT/VAR NW 6 G18 NW 5 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 G21 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1570 1150
MIXING HGT(FT-AGL/MSL) 5150 3770
TRANSPORT WND (MPH) NW 20 NW 7
VENT RATE (KT-FT) 87550 22620
CATEGORY DAY 4 2
INVERSION 7PM 49F/8AM 7PM 44F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 65 GOOD 10 POOR 28 FAIR
MAX ADI LATE 5 VERY POOR 79 GOOD 3 VERY POOR 32 FAIR
MAX LVORI EARLY 6 6 3 6
MAX LVORI LATE 6 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-050815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-5) 65 (-7) 39 64
RH % (24H TREND) 100 (+12) 48 (-16) 92 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1670 1130
MIXING HGT(FT-AGL/MSL) 5470 3710
TRANSPORT WND (MPH) NW 16 NW 5
VENT RATE (KT-FT) 76580 14840
CATEGORY DAY 4 2
INVERSION 6PM 54F/9AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 68 GOOD 7 POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 70 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 5 8 3 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-050815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 46 (-5) 62 (-7) 37 62
RH % (24H TREND) 100 (+5) 48 (-19) 91 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1480 1090
MIXING HGT(FT-AGL/MSL) 4850 3560
TRANSPORT WND (MPH) NW 18 NW 6
VENT RATE (KT-FT) 77600 17800
CATEGORY DAY 4 2
INVERSION 7PM 51F/9AM 7PM 44F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 68 GOOD 7 POOR 25 FAIR
MAX ADI LATE 5 VERY POOR 94 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 6 8 3 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-050815-
INDIANA-
INCLUDING THE CITY OF INDIANA
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-2) 63 (-7) 37 62
RH % (24H TREND) 100 (+6) 46 (-20) 94 46
WIND 20FT/EARLY(MPH) LGT/VAR NW 7 G18 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1280
MIXING HGT(FT-AGL/MSL) 5600 4210
TRANSPORT WND (MPH) NW 21 W 8
VENT RATE (KT-FT) 100800 29470
CATEGORY DAY 4 3
INVERSION 7PM 50F/8AM 7PM 44F/9AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 74 GOOD 10 POOR 32 FAIR
MAX ADI LATE 5 VERY POOR 89 GOOD 3 VERY POOR 39 FAIR
MAX LVORI EARLY 6 6 4 6
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-050815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-3) 62 (-7) 37 61
RH % (24H TREND) 100 (+10) 46 (-22) 92 45
WIND 20FT/EARLY(MPH) LGT/VAR NW 7 G18 NW 5 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1640 1170
MIXING HGT(FT-AGL/MSL) 5370 3840
TRANSPORT WND (MPH) NW 21 W 8
VENT RATE (KT-FT) 96660 26880
CATEGORY DAY 4 3
INVERSION 6PM 50F/8AM 7PM 44F/9AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 71 GOOD 10 POOR 34 FAIR
MAX ADI LATE 6 VERY POOR 85 GOOD 3 VERY POOR 39 FAIR
MAX LVORI EARLY 6 6 4 6
MAX LVORI LATE 6 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-050815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (+5) 65 (-7) 41 64
RH % (24H TREND) 95 (-4) 42 (-4) 92 44
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1710 1310
MIXING HGT(FT-AGL/MSL) 5620 4300
TRANSPORT WND (MPH) N 16 SW 6
VENT RATE (KT-FT) 78680 21500
CATEGORY DAY 4 2
INVERSION 7PM 52F/8AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 81 GOOD 8 POOR 27 FAIR
MAX ADI LATE 5 VERY POOR 71 GOOD 2 VERY POOR 35 FAIR
MAX LVORI EARLY 5 6 3 6
MAX LVORI LATE 6 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-050815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (+4) 66 (-6) 41 65
RH % (24H TREND) 97 (0) 42 (-5) 91 42
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1660 1260
MIXING HGT(FT-AGL/MSL) 5440 4130
TRANSPORT WND (MPH) N 15 SW 6
VENT RATE (KT-FT) 70720 20650
CATEGORY DAY 4 2
INVERSION 7PM 51F/8AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 70 GOOD 8 POOR 22 FAIR
MAX ADI LATE 5 VERY POOR 65 GOOD 3 VERY POOR 30 FAIR
MAX LVORI EARLY 4 6 3 6
MAX LVORI LATE 7 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-050815-
OHIO-
INCLUDING THE CITY OF WHEELING
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+2) 66 (-7) 40 66
RH % (24H TREND) 99 (-1) 42 (-6) 92 42
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1630 1260
MIXING HGT(FT-AGL/MSL) 5340 4130
TRANSPORT WND (MPH) N 15 W 5
VENT RATE (KT-FT) 69420 16520
CATEGORY DAY 4 2
INVERSION 7PM 54F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 64 GOOD 6 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 69 GOOD 3 VERY POOR 30 FAIR
MAX LVORI EARLY 5 7 3 6
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-050815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (+1) 67 (-6) 41 67
RH % (24H TREND) 100 (0) 45 (-11) 92 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1590 1280
MIXING HGT(FT-AGL/MSL) 5220 4190
TRANSPORT WND (MPH) N 14 NW 5
VENT RATE (KT-FT) 62640 16760
CATEGORY DAY 4 2
INVERSION 7PM 53F/9AM 7PM 53F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 60 GEN GOOD 5 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 82 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 5 8 3 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-050815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-1) 66 (-6) 41 66
RH % (24H TREND) 100 (0) 49 (-15) 92 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1530 1210
MIXING HGT(FT-AGL/MSL) 5020 3950
TRANSPORT WND (MPH) N 14 E 5
VENT RATE (KT-FT) 60240 15800
CATEGORY DAY 4 2
INVERSION 6PM 53F/9AM 7PM 53F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 53 GEN GOOD 4 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 79 GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 5 8 3 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-050815-
MARION-
INCLUDING THE CITY OF FAIRMONT
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-4) 65 (-7) 40 65
RH % (24H TREND) 100 (+7) 49 (-20) 95 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1570 1100
MIXING HGT(FT-AGL/MSL) 5140 3620
TRANSPORT WND (MPH) N 13 N 6
VENT RATE (KT-FT) 56540 18100
CATEGORY DAY 4 2
INVERSION 6PM 52F/9AM 7PM 52F/10AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 53 GEN GOOD 4 VERY POOR 21 FAIR
MAX ADI LATE 3 VERY POOR 79 GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 6 8 3 6
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-050815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-5) 65 (-7) 40 65
RH % (24H TREND) 100 (+8) 48 (-20) 94 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1580 1110
MIXING HGT(FT-AGL/MSL) 5170 3650
TRANSPORT WND (MPH) N 14 N 6
VENT RATE (KT-FT) 62040 18250
CATEGORY DAY 4 2
INVERSION 6PM 53F/9AM 7PM 46F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 61 GOOD 5 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 84 GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 5 8 3 6
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-050815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-4) 61 (-7) 38 63
RH % (24H TREND) 99 (+3) 50 (-22) 89 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1440 1070
MIXING HGT(FT-AGL/MSL) 4710 3500
TRANSPORT WND (MPH) N 16 NW 5
VENT RATE (KT-FT) 65940 14000
CATEGORY DAY 4 2
INVERSION 6PM 51F/9AM 7PM 44F/9AM
DISPERSION 4 2
MAX ADI EARLY 3 VERY POOR 57 GEN GOOD 5 VERY POOR 19 GEN POOR
MAX ADI LATE 4 VERY POOR 88 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 6 8 3 5
MAX LVORI LATE 8 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-050815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-4) 63 (-7) 38 65
RH % (24H TREND) 100 (+5) 48 (-23) 89 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 1040
MIXING HGT(FT-AGL/MSL) 4590 3400
TRANSPORT WND (MPH) N 16 NW 6
VENT RATE (KT-FT) 64260 17000
CATEGORY DAY 4 2
INVERSION 6PM 51F/9AM 7PM 45F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 51 GEN GOOD 5 VERY POOR 19 GEN POOR
MAX ADI LATE 4 VERY POOR 84 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 8 3 5
MAX LVORI LATE 9 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-050815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-3) 61 (-7) 37 63
RH % (24H TREND) 100 (+5) 49 (-26) 90 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1320 1030
MIXING HGT(FT-AGL/MSL) 4320 3370
TRANSPORT WND (MPH) NW 17 W 6
VENT RATE (KT-FT) 64800 16850
CATEGORY DAY 4 2
INVERSION 7PM 50F/9AM 7PM 44F/9AM
DISPERSION 4 2
MAX ADI EARLY 4 VERY POOR 51 GEN GOOD 6 VERY POOR 19 GEN POOR
MAX ADI LATE 5 VERY POOR 82 GOOD 3 VERY POOR 27 FAIR
MAX LVORI EARLY 9 8 4 6
MAX LVORI LATE 9 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-050815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 48 (-2) 63 (-7) 38 66
RH % (24H TREND) 100 (+3) 49 (-25) 92 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1250 990
MIXING HGT(FT-AGL/MSL) 4120 3250
TRANSPORT WND (MPH) NW 14 W 6
VENT RATE (KT-FT) 49440 16250
CATEGORY DAY 3 2
INVERSION 6PM 50F/9AM 7PM 44F/9AM
DISPERSION 3 2
MAX ADI EARLY 3 VERY POOR 39 FAIR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 4 VERY POOR 75 GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 9 8 5 6
MAX LVORI LATE 9 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-050815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
116 PM EDT SUN OCT 4 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-5) 60 (-5) 34 63
RH % (24H TREND) 100 (+2) 53 (-27) 90 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1080 1060
MIXING HGT(FT-AGL/MSL) 3550 3490
TRANSPORT WND (MPH) NW 20 W 8
VENT RATE (KT-FT) 60350 24430
CATEGORY DAY 4 3
INVERSION 7PM 49F/9AM 7PM 42F/9AM
DISPERSION 4 3
MAX ADI EARLY 5 VERY POOR 49 GEN GOOD 8 POOR 17 GEN POOR
MAX ADI LATE 7 POOR 78 GOOD 4 VERY POOR 33 FAIR
MAX LVORI EARLY 9 5 4 5
MAX LVORI LATE 8 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE LOWER
70S. WEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 70.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS AROUND 70. SOUTHEAST WINDS 10 TO 15 MPH.
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