369
FNUS51 KPBZ 180501
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
101 AM EDT SUN OCT 18 2026
DISCUSSION
HIGH PRESSURE WILL MAINTAIN DRY WEATHER THROUGH THE UPCOMING
WEEK.
OHZ039-182100-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+9) 35 (+1) 66
RH % (24H TREND) 33 (-9) 83 (-17) 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) 900 950
MIXING HGT(FT-AGL/MSL)2950 3100
TRANSPORT WND (MPH) S 7 NE 6
VENT RATE (KT-FT) 20570 19330
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 58F/12PM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 25 FAIR 3 VERY POOR 24 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-182100-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 35 (+2) 65
RH % (24H TREND) 32 (-7) 81 (-19) 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) 870 850
MIXING HGT(FT-AGL/MSL)2860 2800
TRANSPORT WND (MPH) S 7 NE 6
VENT RATE (KT-FT) 20030 16660
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 24 FAIR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-182100-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+10) 34 (+2) 65
RH % (24H TREND) 34 (-5) 86 (-14) 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) 840 820
MIXING HGT(FT-AGL/MSL)2770 2680
TRANSPORT WND (MPH) S 7 N 6
VENT RATE (KT-FT) 19470 16650
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 59F/12PM
DISPERSION 5 5
MAX ADI EARLY 11 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 23 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-182100-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+9) 34 (+1) 65
RH % (24H TREND) 35 (-8) 87 (-13) 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) 850 930
MIXING HGT(FT-AGL/MSL)2780 3070
TRANSPORT WND (MPH) S 8 NE 6
VENT RATE (KT-FT) 19730 17590
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 58F/12PM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 3 VERY POOR 6 VERY POOR
MAX ADI LATE 27 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 9 3 6
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-182100-
HARRISON-
INCLUDING THE CITY OF CADIZ
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+9) 35 (+2) 66
RH % (24H TREND) 33 (-4) 82 (-18) 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) 860 930
MIXING HGT(FT-AGL/MSL)2830 3060
TRANSPORT WND (MPH) SE 6 NE 6
VENT RATE (KT-FT) 17380 19490
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-182100-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 35 (+2) 66
RH % (24H TREND) 33 (-5) 85 (-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) 850 860
MIXING HGT(FT-AGL/MSL)2780 2830
TRANSPORT WND (MPH) SE 6 NE 7
VENT RATE (KT-FT) 16850 16970
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 2 VERY POOR 8 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 24 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-182100-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+8) 34 (0) 65
RH % (24H TREND) 34 (-7) 88 (-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) 830 850
MIXING HGT(FT-AGL/MSL)2740 2790
TRANSPORT WND (MPH) SE 7 NE 6
VENT RATE (KT-FT) 18800 17240
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 57F/12PM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 23 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 9 4 6
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-182100-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+9) 35 (+1) 66
RH % (24H TREND) 32 (-7) 84 (-16) 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) 880 970
MIXING HGT(FT-AGL/MSL)2900 3170
TRANSPORT WND (MPH) SE 6 NE 7
VENT RATE (KT-FT) 17230 19280
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 58F/12PM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 21 FAIR 3 VERY POOR 24 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-182100-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+10) 35 (+2) 66
RH % (24H TREND) 31 (-6) 82 (-18) 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) 870 830
MIXING HGT(FT-AGL/MSL)2860 2740
TRANSPORT WND (MPH) SE 6 NE 7
VENT RATE (KT-FT) 14750 19060
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 58F/12PM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-182100-
NOBLE-
INCLUDING THE CITY OF CALDWELL
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+9) 36 (+2) 66
RH % (24H TREND) 32 (-7) 83 (-16) 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) 870 860
MIXING HGT(FT-AGL/MSL)2860 2810
TRANSPORT WND (MPH) SE 6 NE 7
VENT RATE (KT-FT) 17230 17410
CATEGORY DAY 2 2
INVERSION 50F/11AM 6PM 58F/12PM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 8 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-182100-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+9) 36 (+2) 67
RH % (24H TREND) 31 (-8) 82 (-16) 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) 910 860
MIXING HGT(FT-AGL/MSL)2980 2820
TRANSPORT WND (MPH) SE 6 NE 8
VENT RATE (KT-FT) 15270 20170
CATEGORY DAY 2 2
INVERSION 50F/11AM 6PM 54F/11AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 21 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 8 3 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-182100-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+11) 33 (+1) 65
RH % (24H TREND) 38 (-1) 84 (-16) 32
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 810 800
MIXING HGT(FT-AGL/MSL)2660 2610
TRANSPORT WND (MPH) SW 8 NW 6
VENT RATE (KT-FT) 23850 15860
CATEGORY DAY 2 2
INVERSION 47F/11AM 6PM 54F/11AM
DISPERSION 5 4
MAX ADI EARLY 12 POOR 3 VERY POOR 6 VERY POOR
MAX ADI LATE 28 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 9 4 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-182100-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+10) 33 (+3) 65
RH % (24H TREND) 41 (-2) 86 (-14) 30
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) 880 820
MIXING HGT(FT-AGL/MSL)2890 2680
TRANSPORT WND (MPH) SW 8 N 6
VENT RATE (KT-FT) 23180 16080
CATEGORY DAY 2 2
INVERSION 46F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 11 POOR 3 VERY POOR 6 VERY POOR
MAX ADI LATE 28 FAIR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-182100-
FOREST-
INCLUDING THE CITY OF TIONESTA
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+11) 32 (+3) 66
RH % (24H TREND) 37 (-5) 85 (-15) 26
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) 870 860
MIXING HGT(FT-AGL/MSL)2860 2810
TRANSPORT WND (MPH) SW 8 N 7
VENT RATE (KT-FT) 20460 17020
CATEGORY DAY 2 2
INVERSION 46F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 7 POOR
MAX ADI LATE 27 FAIR 2 VERY POOR 28 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-182100-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 33 (+2) 66
RH % (24H TREND) 36 (-1) 87 (-13) 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) 810 810
MIXING HGT(FT-AGL/MSL)2670 2640
TRANSPORT WND (MPH) S 7 N 7
VENT RATE (KT-FT) 19000 16180
CATEGORY DAY 2 2
INVERSION 47F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 6 VERY POOR
MAX ADI LATE 23 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 9 4 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-182100-
BUTLER-
INCLUDING THE CITY OF BUTLER
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+10) 32 (+1) 66
RH % (24H TREND) 40 (-6) 89 (-11) 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) 800 810
MIXING HGT(FT-AGL/MSL)2620 2660
TRANSPORT WND (MPH) S 6 N 7
VENT RATE (KT-FT) 16430 18330
CATEGORY DAY 2 2
INVERSION 47F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 8 POOR 2 VERY POOR 7 POOR
MAX ADI LATE 18 GEN POOR 3 VERY POOR 24 FAIR
MAX LVORI EARLY 9 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-182100-
CLARION-
INCLUDING THE CITY OF CLARION
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+10) 32 (+2) 65
RH % (24H TREND) 40 (-4) 88 (-12) 30
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) 820 810
MIXING HGT(FT-AGL/MSL)2700 2660
TRANSPORT WND (MPH) SW 6 N 7
VENT RATE (KT-FT) 16600 17300
CATEGORY DAY 2 2
INVERSION 46F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 8 POOR 2 VERY POOR 7 POOR
MAX ADI LATE 20 GEN POOR 2 VERY POOR 25 FAIR
MAX LVORI EARLY 9 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-182100-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 58 (+10) 31 (+1) 65
RH % (24H TREND) 40 (-2) 87 (-9) 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) 840 850
MIXING HGT(FT-AGL/MSL)2750 2780
TRANSPORT WND (MPH) SW 6 N 8
VENT RATE (KT-FT) 17070 21640
CATEGORY DAY 2 2
INVERSION 46F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 7 POOR 2 VERY POOR 8 POOR
MAX ADI LATE 18 GEN POOR 2 VERY POOR 26 FAIR
MAX LVORI EARLY 8 4 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-182100-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+9) 34 (+2) 65
RH % (24H TREND) 36 (-2) 88 (-12) 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) 830 820
MIXING HGT(FT-AGL/MSL)2710 2690
TRANSPORT WND (MPH) S 6 N 7
VENT RATE (KT-FT) 16440 18880
CATEGORY DAY 2 2
INVERSION 47F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 2 VERY POOR 7 POOR
MAX ADI LATE 19 GEN POOR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 4 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-182100-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 34 (+2) 65
RH % (24H TREND) 38 (-5) 87 (-13) 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) 820 800
MIXING HGT(FT-AGL/MSL)2700 2630
TRANSPORT WND (MPH) SE 5 N 8
VENT RATE (KT-FT) 13430 18650
CATEGORY DAY 1 2
INVERSION 47F/11AM 6PM 57F/12PM
DISPERSION 4 5
MAX ADI EARLY 9 POOR 2 VERY POOR 7 POOR
MAX ADI LATE 15 GEN POOR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 4 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-182100-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+9) 32 (+2) 65
RH % (24H TREND) 41 (-5) 90 (-10) 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) 820 790
MIXING HGT(FT-AGL/MSL)2700 2580
TRANSPORT WND (MPH) S 3 N 8
VENT RATE (KT-FT) 13440 18510
CATEGORY DAY 1 2
INVERSION 47F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 7 POOR 2 VERY POOR 9 POOR
MAX ADI LATE 15 GEN POOR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 9 5 6
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-182100-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 34 (+1) 65
RH % (24H TREND) 35 (-7) 84 (-16) 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) 830 800
MIXING HGT(FT-AGL/MSL)2720 2630
TRANSPORT WND (MPH) SE 6 NE 8
VENT RATE (KT-FT) 14230 19060
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 57F/12PM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 3 VERY POOR 8 POOR
MAX ADI LATE 19 GEN POOR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-182100-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+11) 34 (+1) 65
RH % (24H TREND) 33 (-16) 83 (-17) 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) 910 810
MIXING HGT(FT-AGL/MSL)2980 2670
TRANSPORT WND (MPH) E 6 NE 8
VENT RATE (KT-FT) 15540 21780
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 22 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 9 4 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-182100-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 33 (+1) 65
RH % (24H TREND) 41 (-5) 88 (-12) 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) 860 800
MIXING HGT(FT-AGL/MSL)2830 2630
TRANSPORT WND (MPH) SE 3 N 8
VENT RATE (KT-FT) 12220 19240
CATEGORY DAY 1 2
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 4 5
MAX ADI EARLY 9 POOR 2 VERY POOR 8 POOR
MAX ADI LATE 17 GEN POOR 3 VERY POOR 26 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-182100-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+12) 34 (+2) 65
RH % (24H TREND) 36 (-12) 78 (-15) 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) 950 850
MIXING HGT(FT-AGL/MSL)3130 2790
TRANSPORT WND (MPH) E 5 NE 8
VENT RATE (KT-FT) 15930 23040
CATEGORY DAY 1 2
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 4 5
MAX ADI EARLY 12 POOR 2 VERY POOR 10 POOR
MAX ADI LATE 21 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 6 3 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-182100-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+11) 33 (0) 65
RH % (24H TREND) 38 (-9) 83 (-15) 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) 960 780
MIXING HGT(FT-AGL/MSL)3150 2550
TRANSPORT WND (MPH) E 6 NE 9
VENT RATE (KT-FT) 19270 22230
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 3 VERY POOR 8 POOR
MAX ADI LATE 21 FAIR 3 VERY POOR 28 FAIR
MAX LVORI EARLY 9 4 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-182100-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+12) 33 (+2) 65
RH % (24H TREND) 31 (-16) 75 (-18) 31
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 870
MIXING HGT(FT-AGL/MSL)3310 2860
TRANSPORT WND (MPH) E 6 NE 10
VENT RATE (KT-FT) 20210 26720
CATEGORY DAY 2 3
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 3 VERY POOR 11 POOR
MAX ADI LATE 28 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 6 3 3
MAX LVORI LATE 2 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-182100-
INDIANA-
INCLUDING THE CITY OF INDIANA
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+11) 32 (+1) 65
RH % (24H TREND) 39 (-7) 87 (-10) 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) 870 810
MIXING HGT(FT-AGL/MSL)2840 2650
TRANSPORT WND (MPH) S 3 N 8
VENT RATE (KT-FT) 12000 19060
CATEGORY DAY 1 2
INVERSION 47F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 7 POOR 2 VERY POOR 9 POOR
MAX ADI LATE 16 GEN POOR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-182100-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+11) 33 (+2) 64
RH % (24H TREND) 37 (-10) 80 (-12) 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) 980 840
MIXING HGT(FT-AGL/MSL)3200 2760
TRANSPORT WND (MPH) SE 5 NE 8
VENT RATE (KT-FT) 13160 22620
CATEGORY DAY 1 2
INVERSION 48F/11AM 6PM 54F/11AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 2 VERY POOR 11 POOR
MAX ADI LATE 17 GEN POOR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 6 4 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-182100-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 35 (+2) 66
RH % (24H TREND) 33 (-7) 87 (-13) 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) 850 840
MIXING HGT(FT-AGL/MSL)2770 2770
TRANSPORT WND (MPH) S 6 NE 7
VENT RATE (KT-FT) 14170 16810
CATEGORY DAY 2 2
INVERSION 47F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 2 VERY POOR 8 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 27 FAIR
MAX LVORI EARLY 10 3 6
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-182100-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+11) 35 (+2) 66
RH % (24H TREND) 33 (-5) 85 (-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) 850 840
MIXING HGT(FT-AGL/MSL)2780 2750
TRANSPORT WND (MPH) SE 5 NE 7
VENT RATE (KT-FT) 14180 16660
CATEGORY DAY 1 2
INVERSION 48F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 3 VERY POOR 8 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 24 FAIR
MAX LVORI EARLY 9 3 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-182100-
OHIO-
INCLUDING THE CITY OF WHEELING
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+11) 35 (+2) 66
RH % (24H TREND) 32 (-5) 82 (-18) 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) 870 830
MIXING HGT(FT-AGL/MSL)2840 2730
TRANSPORT WND (MPH) SE 6 NE 7
VENT RATE (KT-FT) 14360 18880
CATEGORY DAY 2 2
INVERSION 48F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 20 GEN POOR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 9 3 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-182100-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+12) 35 (+1) 67
RH % (24H TREND) 32 (-14) 82 (-16) 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) 910 850
MIXING HGT(FT-AGL/MSL)2990 2800
TRANSPORT WND (MPH) E 6 NE 8
VENT RATE (KT-FT) 15010 20160
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 53F/11AM
DISPERSION 4 5
MAX ADI EARLY 12 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 21 FAIR 4 VERY POOR 30 FAIR
MAX LVORI EARLY 8 3 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-182100-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+10) 35 (+1) 66
RH % (24H TREND) 32 (-16) 81 (-15) 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) 930 900
MIXING HGT(FT-AGL/MSL)3050 2950
TRANSPORT WND (MPH) E 6 NE 8
VENT RATE (KT-FT) 17860 20710
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 13 GEN POOR 4 VERY POOR 10 POOR
MAX ADI LATE 25 FAIR 4 VERY POOR 32 FAIR
MAX LVORI EARLY 7 3 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-182100-
MARION-
INCLUDING THE CITY OF FAIRMONT
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+8) 34 (0) 65
RH % (24H TREND) 34 (-14) 80 (-19) 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) 1000 850
MIXING HGT(FT-AGL/MSL)3290 2790
TRANSPORT WND (MPH) E 7 N 8
VENT RATE (KT-FT) 20530 21990
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 52F/11AM
DISPERSION 5 5
MAX ADI EARLY 14 GEN POOR 3 VERY POOR 9 POOR
MAX ADI LATE 27 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 9 3 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-182100-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+10) 34 (+1) 64
RH % (24H TREND) 35 (-15) 81 (-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) 990 820
MIXING HGT(FT-AGL/MSL)3250 2680
TRANSPORT WND (MPH) E 6 NE 9
VENT RATE (KT-FT) 20060 24600
CATEGORY DAY 2 2
INVERSION 49F/11AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 3 VERY POOR 9 POOR
MAX ADI LATE 26 FAIR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 9 4 4
MAX LVORI LATE 2 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-182100-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 57 (+10) 33 (+1) 63
RH % (24H TREND) 35 (-15) 75 (-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) 1010 840
MIXING HGT(FT-AGL/MSL)3300 2770
TRANSPORT WND (MPH) E 7 NE 9
VENT RATE (KT-FT) 20050 25300
CATEGORY DAY 2 2
INVERSION 42F/10AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 11 POOR
MAX ADI LATE 28 FAIR 4 VERY POOR 33 FAIR
MAX LVORI EARLY 6 3 3
MAX LVORI LATE 2 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-182100-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+11) 33 (+1) 66
RH % (24H TREND) 30 (-18) 73 (-21) 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) 1020 940
MIXING HGT(FT-AGL/MSL)3350 3090
TRANSPORT WND (MPH) E 7 NE 9
VENT RATE (KT-FT) 23580 29230
CATEGORY DAY 2 2
INVERSION 44F/10AM 6PM 55F/11AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 12 POOR
MAX ADI LATE 30 FAIR 4 VERY POOR 34 FAIR
MAX LVORI EARLY 6 3 3
MAX LVORI LATE 2 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-182100-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+12) 34 (+2) 64
RH % (24H TREND) 30 (-21) 69 (-24) 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) 910 980
MIXING HGT(FT-AGL/MSL)2990 3220
TRANSPORT WND (MPH) E 8 NE 9
VENT RATE (KT-FT) 22120 30400
CATEGORY DAY 2 2
INVERSION 42F/10AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 31 FAIR 5 VERY POOR 36 FAIR
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 2 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-182100-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+12) 31 (-1) 66
RH % (24H TREND) 27 (-22) 71 (-23) 30
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 1010
MIXING HGT(FT-AGL/MSL)3050 3320
TRANSPORT WND (MPH) E 8 NE 10
VENT RATE (KT-FT) 21910 30180
CATEGORY DAY 2 3
INVERSION 43F/10AM 6PM 54F/11AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 3 VERY POOR 13 GEN POOR
MAX ADI LATE 31 FAIR 4 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 2 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-182100-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
101 AM EDT SUN OCT 18 2026
TODAY TONIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 55 (+11) 33 (+4) 62
RH % (24H TREND) 29 (-24) 59 (-34) 31
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) 760 980
MIXING HGT(FT-AGL/MSL)2500 3200
TRANSPORT WND (MPH) E 9 NE 12
VENT RATE (KT-FT) 20870 33530
CATEGORY DAY 2 3
INVERSION 40F/10AM 6PM 53F/11AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 29 FAIR 4 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 4 3 2
MAX LVORI LATE 2 2 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID 60S.
NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE LOWER 60S.
NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S. SOUTHEAST WINDS 5 TO 10 MPH.
WM
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