145
FNUS51 KPBZ 200447
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1247 AM EDT TUE OCT 20 2026
DISCUSSION
DRY WEATHER CONTINUES THROUGH THE WEEK WITH GENERAL RIDGING ALOFT.
DRY CONDITIONS WILL KEEP SKIES MOSTLY CLEAR AND DEW POINTS LOW.
LARGE DIURNAL TEMPERATURE SWINGS WILL RESULT, WITH AFTERNOON
RELATIVE HUMIDITIES DIPPING INTO THE 30-40% RANGE. WIND WILL
REMAIN LIGHT WITH BROAD SURFACE HIGH PRESSURE.
OHZ039-202030-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 38 (+3) 67
RH % (24H TREND) 34 (+5) 100 (+12) 39
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) 1060 1020
MIXING HGT(FT-AGL/MSL)3470 3350
TRANSPORT WND (MPH) NE 9 N 8
VENT RATE (KT-FT) 27760 23450
CATEGORY DAY 3 3
INVERSION 54F/11AM 6PM 58F/12PM
DISPERSION 3 3
MAX ADI EARLY 12 POOR 4 VERY POOR 6 VERY POOR
MAX ADI LATE 36 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-202030-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+2) 67
RH % (24H TREND) 36 (+10) 99 (+14) 36
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) 1000 970
MIXING HGT(FT-AGL/MSL)3280 3170
TRANSPORT WND (MPH) NE 8 N 8
VENT RATE (KT-FT) 22960 22190
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 53F/11AM
DISPERSION 3 2
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 8 POOR
MAX ADI LATE 36 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 4 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-202030-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+1) 66
RH % (24H TREND) 37 (+11) 100 (+15) 36
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) 1000 930
MIXING HGT(FT-AGL/MSL)3290 3040
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 26320 18240
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 57F/12PM
DISPERSION 3 2
MAX ADI EARLY 11 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 36 FAIR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 4 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-202030-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 39 (+3) 68
RH % (24H TREND) 35 (+2) 100 (+13) 42
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) 1060 1180
MIXING HGT(FT-AGL/MSL)3490 3870
TRANSPORT WND (MPH) NE 8 N 7
VENT RATE (KT-FT) 24430 23220
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 58F/12PM
DISPERSION 3 2
MAX ADI EARLY 11 POOR 4 VERY POOR 6 VERY POOR
MAX ADI LATE 34 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-202030-
HARRISON-
INCLUDING THE CITY OF CADIZ
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+2) 67
RH % (24H TREND) 35 (+10) 100 (+13) 35
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) 1040 1010
MIXING HGT(FT-AGL/MSL)3410 3300
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 27280 19800
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 54F/11AM
DISPERSION 3 2
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 7 POOR
MAX ADI LATE 34 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 5 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-202030-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+2) 67
RH % (24H TREND) 36 (+11) 99 (+13) 35
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) 980 990
MIXING HGT(FT-AGL/MSL)3200 3260
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 25600 19560
CATEGORY DAY 2 2
INVERSION 53F/11AM 6PM 53F/11AM
DISPERSION 2 2
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 7 POOR
MAX ADI LATE 35 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 4 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-202030-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 39 (+3) 67
RH % (24H TREND) 35 (+2) 100 (+9) 43
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) 1020 1110
MIXING HGT(FT-AGL/MSL)3330 3640
TRANSPORT WND (MPH) NE 8 N 7
VENT RATE (KT-FT) 23310 21840
CATEGORY DAY 3 2
INVERSION 58F/12PM 6PM 58F/12PM
DISPERSION 3 2
MAX ADI EARLY 8 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 30 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-202030-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 39 (+3) 68
RH % (24H TREND) 34 (+4) 100 (+13) 38
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) 1050 1090
MIXING HGT(FT-AGL/MSL)3460 3590
TRANSPORT WND (MPH) NE 8 N 8
VENT RATE (KT-FT) 24220 25130
CATEGORY DAY 3 3
INVERSION 55F/11AM 6PM 59F/12PM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 31 FAIR 4 VERY POOR 34 FAIR
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-202030-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 38 (+2) 68
RH % (24H TREND) 36 (+8) 100 (+15) 37
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) 910 1010
MIXING HGT(FT-AGL/MSL)3000 3330
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 24000 19980
CATEGORY DAY 2 2
INVERSION 54F/11AM 6PM 58F/12PM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 33 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 4 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-202030-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 40 (+3) 68
RH % (24H TREND) 36 (+5) 100 (+12) 40
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) 950 1050
MIXING HGT(FT-AGL/MSL)3110 3440
TRANSPORT WND (MPH) NE 8 N 8
VENT RATE (KT-FT) 21770 24080
CATEGORY DAY 2 3
INVERSION 55F/11AM 6PM 56F/11AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 30 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 4 7 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-202030-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+3) 40 (+3) 69
RH % (24H TREND) 34 (+4) 100 (+15) 37
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) 900 1050
MIXING HGT(FT-AGL/MSL)2940 3430
TRANSPORT WND (MPH) NE 9 N 8
VENT RATE (KT-FT) 23520 24010
CATEGORY DAY 2 3
INVERSION 55F/11AM 6PM 56F/11AM
DISPERSION 2 3
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 33 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 4 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-202030-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+3) 35 (0) 67
RH % (24H TREND) 39 (+14) 100 (+9) 33
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) 1120 940
MIXING HGT(FT-AGL/MSL)3670 3070
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 33030 18420
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 11 POOR 5 VERY POOR 9 POOR
MAX ADI LATE 45 GEN GOOD 5 VERY POOR 25 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-202030-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+2) 33 (-1) 66
RH % (24H TREND) 37 (+10) 100 (+9) 34
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) 1100 920
MIXING HGT(FT-AGL/MSL)3600 3010
TRANSPORT WND (MPH) NE 10 N 6
VENT RATE (KT-FT) 32400 15050
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 51F/11AM
DISPERSION 3 2
MAX ADI EARLY 15 GEN POOR 5 VERY POOR 8 POOR
MAX ADI LATE 44 GEN GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-202030-
FOREST-
INCLUDING THE CITY OF TIONESTA
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+1) 32 (-1) 66
RH % (24H TREND) 36 (+8) 100 (+7) 29
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) 1100 930
MIXING HGT(FT-AGL/MSL)3620 3070
TRANSPORT WND (MPH) NE 12 N 6
VENT RATE (KT-FT) 36200 15350
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 51F/11AM
DISPERSION 3 2
MAX ADI EARLY 15 GEN POOR 5 VERY POOR 8 POOR
MAX ADI LATE 48 GEN GOOD 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-202030-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+3) 35 (+1) 67
RH % (24H TREND) 36 (+13) 99 (+11) 33
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) 1070 920
MIXING HGT(FT-AGL/MSL)3520 3020
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 28160 18120
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 53F/11AM
DISPERSION 3 2
MAX ADI EARLY 10 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 39 FAIR 5 VERY POOR 25 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-202030-
BUTLER-
INCLUDING THE CITY OF BUTLER
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 34 (0) 66
RH % (24H TREND) 39 (+11) 100 (+9) 38
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) 1040 940
MIXING HGT(FT-AGL/MSL)3430 3080
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 27440 18480
CATEGORY DAY 3 2
INVERSION 55F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 15 GEN POOR 5 VERY POOR 9 POOR
MAX ADI LATE 37 FAIR 5 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-202030-
CLARION-
INCLUDING THE CITY OF CLARION
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 32 (-1) 66
RH % (24H TREND) 38 (+5) 100 (+6) 33
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) 1110 900
MIXING HGT(FT-AGL/MSL)3630 2940
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 32670 17640
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 51F/11AM
DISPERSION 3 2
MAX ADI EARLY 16 GEN POOR 5 VERY POOR 9 POOR
MAX ADI LATE 44 GEN GOOD 5 VERY POOR 26 FAIR
MAX LVORI EARLY 6 5 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-202030-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 32 (-2) 65
RH % (24H TREND) 40 (+13) 100 (+15) 32
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) 1030 910
MIXING HGT(FT-AGL/MSL)3360 3000
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 30240 18000
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 51F/11AM
DISPERSION 3 2
MAX ADI EARLY 22 FAIR 5 VERY POOR 10 POOR
MAX ADI LATE 42 GEN GOOD 5 VERY POOR 24 FAIR
MAX LVORI EARLY 4 5 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-202030-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 36 (+1) 66
RH % (24H TREND) 38 (+14) 99 (+15) 36
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) 1010 910
MIXING HGT(FT-AGL/MSL)3310 2970
TRANSPORT WND (MPH) N 9 N 7
VENT RATE (KT-FT) 26480 17820
CATEGORY DAY 3 2
INVERSION 53F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 11 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 36 FAIR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 4 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-202030-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+4) 36 (+2) 66
RH % (24H TREND) 40 (+14) 100 (+12) 39
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) 990 950
MIXING HGT(FT-AGL/MSL)3250 3100
TRANSPORT WND (MPH) N 9 N 7
VENT RATE (KT-FT) 26000 18600
CATEGORY DAY 2 2
INVERSION 52F/11AM 6PM 52F/11AM
DISPERSION 2 2
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 8 POOR
MAX ADI LATE 38 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-202030-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 33 (0) 66
RH % (24H TREND) 43 (+13) 100 (+8) 39
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) 1040 950
MIXING HGT(FT-AGL/MSL)3430 3130
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 30870 18780
CATEGORY DAY 3 2
INVERSION 53F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 16 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 42 GEN GOOD 4 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-202030-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 35 (+1) 66
RH % (24H TREND) 38 (+14) 100 (+11) 37
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) 910 950
MIXING HGT(FT-AGL/MSL)2990 3110
TRANSPORT WND (MPH) N 10 N 7
VENT RATE (KT-FT) 26910 18660
CATEGORY DAY 3 2
INVERSION 51F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 35 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-202030-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 35 (+1) 66
RH % (24H TREND) 35 (+8) 100 (+11) 41
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) 860 970
MIXING HGT(FT-AGL/MSL)2830 3190
TRANSPORT WND (MPH) N 10 N 8
VENT RATE (KT-FT) 25470 22330
CATEGORY DAY 3 2
INVERSION 51F/11AM 6PM 56F/12PM
DISPERSION 3 2
MAX ADI EARLY 12 POOR 4 VERY POOR 5 VERY POOR
MAX ADI LATE 36 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-202030-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+4) 33 (0) 66
RH % (24H TREND) 42 (+13) 100 (+10) 40
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) 980 960
MIXING HGT(FT-AGL/MSL)3210 3170
TRANSPORT WND (MPH) N 10 N 6
VENT RATE (KT-FT) 28890 15850
CATEGORY DAY 3 2
INVERSION 52F/11AM 6PM 53F/11AM
DISPERSION 3 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 37 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-202030-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+4) 33 (-4) 66
RH % (24H TREND) 41 (+13) 100 (+28) 38
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) 960 1030
MIXING HGT(FT-AGL/MSL)3160 3370
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 25280 20220
CATEGORY DAY 2 2
INVERSION 53F/11AM 6PM 53F/11AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 4 VERY POOR 9 POOR
MAX ADI LATE 35 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 3 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-202030-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 34 (0) 66
RH % (24H TREND) 41 (+14) 100 (+12) 42
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) 800 940
MIXING HGT(FT-AGL/MSL)2610 3080
TRANSPORT WND (MPH) N 10 N 7
VENT RATE (KT-FT) 23490 18480
CATEGORY DAY 3 2
INVERSION 52F/11AM 6PM 54F/11AM
DISPERSION 3 2
MAX ADI EARLY 10 POOR 4 VERY POOR 6 VERY POOR
MAX ADI LATE 31 FAIR 3 VERY POOR 29 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-202030-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+4) 33 (-4) 66
RH % (24H TREND) 36 (+8) 100 (+33) 36
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) 900 960
MIXING HGT(FT-AGL/MSL)2940 3150
TRANSPORT WND (MPH) N 9 N 8
VENT RATE (KT-FT) 23520 22050
CATEGORY DAY 2 2
INVERSION 55F/11AM 6PM 55F/11AM
DISPERSION 2 2
MAX ADI EARLY 14 GEN POOR 4 VERY POOR 9 POOR
MAX ADI LATE 31 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 3 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-202030-
INDIANA-
INCLUDING THE CITY OF INDIANA
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+4) 34 (+1) 65
RH % (24H TREND) 44 (+13) 100 (+10) 39
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) 1030 990
MIXING HGT(FT-AGL/MSL)3360 3230
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 30240 19380
CATEGORY DAY 3 2
INVERSION 53F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 40 FAIR 4 VERY POOR 27 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-202030-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 34 (-2) 65
RH % (24H TREND) 42 (+12) 99 (+17) 38
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) 980 1010
MIXING HGT(FT-AGL/MSL)3210 3330
TRANSPORT WND (MPH) NE 10 N 7
VENT RATE (KT-FT) 28890 19980
CATEGORY DAY 3 2
INVERSION 54F/11AM 6PM 52F/11AM
DISPERSION 3 2
MAX ADI EARLY 19 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 38 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 5 7
MAX LVORI LATE 2 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-202030-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 38 (+2) 66
RH % (24H TREND) 38 (+12) 99 (+12) 35
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) 950 940
MIXING HGT(FT-AGL/MSL)3120 3090
TRANSPORT WND (MPH) N 9 N 7
VENT RATE (KT-FT) 24960 18540
CATEGORY DAY 2 2
INVERSION 53F/11AM 7PM 52F/11AM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 35 FAIR 4 VERY POOR 28 FAIR
MAX LVORI EARLY 4 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-202030-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+2) 67
RH % (24H TREND) 37 (+12) 100 (+12) 35
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) 950 980
MIXING HGT(FT-AGL/MSL)3100 3210
TRANSPORT WND (MPH) NE 9 N 7
VENT RATE (KT-FT) 24800 19260
CATEGORY DAY 2 2
INVERSION 52F/11AM 6PM 53F/11AM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 34 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-202030-
OHIO-
INCLUDING THE CITY OF WHEELING
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 37 (+2) 67
RH % (24H TREND) 36 (+14) 100 (+11) 36
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) 910 990
MIXING HGT(FT-AGL/MSL)2980 3240
TRANSPORT WND (MPH) N 9 N 7
VENT RATE (KT-FT) 23840 19440
CATEGORY DAY 2 2
INVERSION 52F/11AM 6PM 53F/11AM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 33 FAIR 4 VERY POOR 31 FAIR
MAX LVORI EARLY 5 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-202030-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 38 (+1) 69
RH % (24H TREND) 35 (+4) 100 (+17) 39
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) 900 990
MIXING HGT(FT-AGL/MSL)2950 3240
TRANSPORT WND (MPH) N 9 N 8
VENT RATE (KT-FT) 23600 22680
CATEGORY DAY 2 2
INVERSION 53F/11AM 6PM 58F/12PM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 33 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 4 8 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-202030-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+2) 38 (+2) 68
RH % (24H TREND) 33 (+1) 100 (+19) 40
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) 930 1060
MIXING HGT(FT-AGL/MSL)3060 3460
TRANSPORT WND (MPH) NE 9 N 8
VENT RATE (KT-FT) 24480 24220
CATEGORY DAY 2 3
INVERSION 53F/11AM 6PM 55F/11AM
DISPERSION 2 3
MAX ADI EARLY 12 POOR 4 VERY POOR 7 POOR
MAX ADI LATE 34 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 4 8 9
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-202030-
MARION-
INCLUDING THE CITY OF FAIRMONT
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+1) 36 (+2) 66
RH % (24H TREND) 32 (+4) 100 (+11) 40
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) 890 1050
MIXING HGT(FT-AGL/MSL)2920 3450
TRANSPORT WND (MPH) N 10 N 8
VENT RATE (KT-FT) 26280 24150
CATEGORY DAY 3 3
INVERSION 52F/11AM 6PM 54F/11AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 4 VERY POOR 6 VERY POOR
MAX ADI LATE 35 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-202030-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+1) 36 (+2) 66
RH % (24H TREND) 34 (+8) 100 (+16) 41
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) 840 1000
MIXING HGT(FT-AGL/MSL)2750 3280
TRANSPORT WND (MPH) N 10 N 8
VENT RATE (KT-FT) 24750 22960
CATEGORY DAY 3 3
INVERSION 51F/11AM 6PM 58F/12PM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 4 VERY POOR 6 VERY POOR
MAX ADI LATE 33 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 2 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-202030-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+1) 35 (-2) 65
RH % (24H TREND) 39 (+7) 100 (+33) 41
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) 770 940
MIXING HGT(FT-AGL/MSL)2510 3080
TRANSPORT WND (MPH) N 9 N 8
VENT RATE (KT-FT) 20080 21560
CATEGORY DAY 2 2
INVERSION 52F/11AM 6PM 54F/11AM
DISPERSION 2 2
MAX ADI EARLY 11 POOR 4 VERY POOR 9 POOR
MAX ADI LATE 31 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 3 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-202030-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+3) 35 (+1) 67
RH % (24H TREND) 34 (+6) 100 (+20) 37
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) 920 1010
MIXING HGT(FT-AGL/MSL)3000 3330
TRANSPORT WND (MPH) N 9 N 8
VENT RATE (KT-FT) 24000 23310
CATEGORY DAY 2 3
INVERSION 56F/11AM 6PM 56F/11AM
DISPERSION 2 3
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 10 POOR
MAX ADI LATE 32 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 3 8 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-202030-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+3) 36 (0) 66
RH % (24H TREND) 33 (+7) 99 (+24) 36
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) 970 1100
MIXING HGT(FT-AGL/MSL)3170 3610
TRANSPORT WND (MPH) N 9 N 8
VENT RATE (KT-FT) 25360 25270
CATEGORY DAY 2 3
INVERSION 56F/11AM 6PM 54F/11AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 35 FAIR 5 VERY POOR 35 FAIR
MAX LVORI EARLY 3 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-202030-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+4) 35 (-1) 68
RH % (24H TREND) 32 (+4) 100 (+18) 35
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) 980 1010
MIXING HGT(FT-AGL/MSL)3220 3300
TRANSPORT WND (MPH) N 9 N 9
VENT RATE (KT-FT) 25760 26400
CATEGORY DAY 2 3
INVERSION 55F/11AM 6PM 55F/11AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 3 VERY POOR 8 POOR
MAX ADI LATE 37 FAIR 4 VERY POOR 40 FAIR
MAX LVORI EARLY 3 7 8
MAX LVORI LATE 2 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-202030-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1247 AM EDT TUE OCT 20 2026
TODAY TONIGHT WED
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+4) 36 (+2) 65
RH % (24H TREND) 32 (+13) 99 (+23) 37
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) 960 1010
MIXING HGT(FT-AGL/MSL)3140 3330
TRANSPORT WND (MPH) N 12 N 9
VENT RATE (KT-FT) 31400 26640
CATEGORY DAY 3 3
INVERSION 55F/11AM 6PM 53F/11AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 5 VERY POOR 9 POOR
MAX ADI LATE 41 GEN GOOD 5 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 2 5 6
MAX LVORI LATE 2 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. LIGHT WINDS.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER
60S. LIGHT WINDS.
SATURDAY
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S. SOUTH WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.
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