919
FNUS51 KPBZ 230533
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1233 AM EST TUE DEC 23 2025
DISCUSSION
A DISTURBANCE PASSING THROUGH THE AREA TONIGHT WILL RESULT IN SOME
RAIN ACROSS THE AREA THROUGH DAWN. EXPECT SOME SNOW AND POSSIBLE
FREEZING RAIN IN THEN NORTHERN COUNTIES. THE AREA IS EXPECTED TO
DRY OUT BY TOMORROW EVENING ALLOWING FOR A DRY DAY ON WEDNESDAY.
AN ACTIVE PATTERN WILL BE IN PLACE FOR THE REST OF THE WEEK.
OHZ039-232130-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+9) 29 (-6) 43
RH % (24H TREND) 75 (+27) 98 (+4) 59
WIND 20FT/EARLY(MPH) SW 8 G17 W 6 LGT/VAR
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 500 420
MIXING HGT(FT-AGL/MSL)1630 1390
TRANSPORT WND (MPH) W 16 E 3
VENT RATE (KT-FT) 22820 4170
CATEGORY DAY 2 1
INVERSION 41F/8AM 9PM 34F/10AM
DISPERSION 2 1
MAX ADI EARLY 23 FAIR 10 POOR 13 GEN POOR
MAX ADI LATE 25 FAIR 9 POOR 9 POOR
MAX LVORI EARLY 5 6 7
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-232130-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 50 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+8) 29 (-6) 42
RH % (24H TREND) 75 (+28) 95 (+2) 59
WIND 20FT/EARLY(MPH) SW 9 G18 W 7 LGT/VAR
WIND 20FT/LATE(MPH) W 9 G17 NW 6 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 500 410
MIXING HGT(FT-AGL/MSL)1650 1340
TRANSPORT WND (MPH) W 16 N 3
VENT RATE (KT-FT) 23100 4020
CATEGORY DAY 2 1
INVERSION 39F/6AM 10PM 34F/10AM
DISPERSION 2 1
MAX ADI EARLY 24 FAIR 17 GEN POOR 15 GEN POOR
MAX ADI LATE 27 FAIR 12 POOR 11 POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-232130-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 60 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+6) 29 (-5) 41
RH % (24H TREND) 74 (+34) 96 (+2) 62
WIND 20FT/EARLY(MPH) SW 8 G17 W 7 LGT/VAR
WIND 20FT/LATE(MPH) W 9 G17 NW 6 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 520 480
MIXING HGT(FT-AGL/MSL)1700 1560
TRANSPORT WND (MPH) W 16 NW 5
VENT RATE (KT-FT) 23800 6240
CATEGORY DAY 2 1
INVERSION 37F/6AM 12AM 34F/4AM
DISPERSION 2 1
MAX ADI EARLY 25 FAIR 17 GEN POOR 23 FAIR
MAX ADI LATE 28 FAIR 13 GEN POOR 14 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-232130-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (+10) 29 (-5) 44
RH % (24H TREND) 80 (+32) 99 (+1) 60
WIND 20FT/EARLY(MPH) SW 7 W 5 LGT/VAR
WIND 20FT/LATE(MPH) W 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 11 AM
MIXING HGT(M-AGL/MSL) 530 430
MIXING HGT(FT-AGL/MSL)1740 1430
TRANSPORT WND (MPH) W 15 E 3
VENT RATE (KT-FT) 22620 4290
CATEGORY DAY 2 1
INVERSION 42F/8AM 7PM 34F/10AM
DISPERSION 2 1
MAX ADI EARLY 22 FAIR 9 POOR 11 POOR
MAX ADI LATE 24 FAIR 8 POOR 8 POOR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 5 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-232130-
HARRISON-
INCLUDING THE CITY OF CADIZ
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 60 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+8) 30 (-5) 44
RH % (24H TREND) 75 (+33) 96 (+3) 57
WIND 20FT/EARLY(MPH) SW 9 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G18 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 500 410
MIXING HGT(FT-AGL/MSL)1650 1350
TRANSPORT WND (MPH) W 17 N 3
VENT RATE (KT-FT) 24750 4050
CATEGORY DAY 3 1
INVERSION 39F/6AM 10PM 35F/10AM
DISPERSION 3 1
MAX ADI EARLY 23 FAIR 17 GEN POOR 13 GEN POOR
MAX ADI LATE 25 FAIR 9 POOR 11 POOR
MAX LVORI EARLY 5 6 6
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-232130-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 60 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+7) 30 (-5) 43
RH % (24H TREND) 72 (+38) 93 (+1) 56
WIND 20FT/EARLY(MPH) SW 9 G18 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 520 470
MIXING HGT(FT-AGL/MSL)1720 1530
TRANSPORT WND (MPH) W 16 N 5
VENT RATE (KT-FT) 24080 6120
CATEGORY DAY 2 1
INVERSION 39F/6AM 12AM 34F/9AM
DISPERSION 2 1
MAX ADI EARLY 25 FAIR 16 GEN POOR 16 GEN POOR
MAX ADI LATE 26 FAIR 10 POOR 12 POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-232130-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (+10) 30 (-5) 45
RH % (24H TREND) 80 (+39) 100 (+5) 58
WIND 20FT/EARLY(MPH) SW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 11 AM
MIXING HGT(M-AGL/MSL) 650 420
MIXING HGT(FT-AGL/MSL)2140 1380
TRANSPORT WND (MPH) W 16 E 3
VENT RATE (KT-FT) 29960 4140
CATEGORY DAY 3 1
INVERSION 43F/7AM 9PM 38F/11AM
DISPERSION 3 1
MAX ADI EARLY 23 FAIR 9 POOR 10 POOR
MAX ADI LATE 27 FAIR 6 VERY POOR 8 POOR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-232130-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (+9) 30 (-5) 45
RH % (24H TREND) 77 (+35) 100 (+5) 55
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 500 440
MIXING HGT(FT-AGL/MSL)1630 1450
TRANSPORT WND (MPH) W 16 E 3
VENT RATE (KT-FT) 22820 4350
CATEGORY DAY 2 1
INVERSION 42F/7AM 9PM 36F/10AM
DISPERSION 2 1
MAX ADI EARLY 22 FAIR 9 POOR 10 POOR
MAX ADI LATE 23 FAIR 5 VERY POOR 9 POOR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-232130-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 60 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (+8) 31 (-5) 45
RH % (24H TREND) 71 (+35) 98 (+4) 56
WIND 20FT/EARLY(MPH) SW 9 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 AM
PRECIP END 5 PM
MIXING HGT(M-AGL/MSL) 550 420
MIXING HGT(FT-AGL/MSL)1800 1370
TRANSPORT WND (MPH) W 16 N 3
VENT RATE (KT-FT) 25200 4110
CATEGORY DAY 2 1
INVERSION 41F/7AM 10PM 36F/10AM
DISPERSION 2 1
MAX ADI EARLY 25 FAIR 12 POOR 11 POOR
MAX ADI LATE 25 FAIR 8 POOR 11 POOR
MAX LVORI EARLY 5 6 6
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-232130-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (+8) 31 (-4) 46
RH % (24H TREND) 77 (+37) 100 (+6) 57
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 2 PM
MIXING HGT(M-AGL/MSL) 690 430
MIXING HGT(FT-AGL/MSL)2270 1410
TRANSPORT WND (MPH) W 15 E 3
VENT RATE (KT-FT) 29510 4230
CATEGORY DAY 3 1
INVERSION 42F/7AM 9PM 39F/11AM
DISPERSION 3 1
MAX ADI EARLY 21 FAIR 8 POOR 11 POOR
MAX ADI LATE 21 FAIR 5 VERY POOR 9 POOR
MAX LVORI EARLY 5 6 8
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-232130-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 50 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (+8) 32 (-4) 46
RH % (24H TREND) 74 (+40) 99 (+5) 57
WIND 20FT/EARLY(MPH) SW 8 G19 W 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 5 PM
MIXING HGT(M-AGL/MSL) 730 440
MIXING HGT(FT-AGL/MSL)2380 1440
TRANSPORT WND (MPH) W 15 NE 3
VENT RATE (KT-FT) 30940 4320
CATEGORY DAY 3 1
INVERSION 42F/7AM 10PM 37F/10AM
DISPERSION 3 1
MAX ADI EARLY 23 FAIR 8 POOR 9 POOR
MAX ADI LATE 22 FAIR 8 POOR 9 POOR
MAX LVORI EARLY 5 6 7
MAX LVORI LATE 5 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-232130-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 44 (+7) 28 (-3) 39
RH % (24H TREND) 80 (+31) 99 (0) 66
WIND 20FT/EARLY(MPH) SW 8 W 8 NW 5
WIND 20FT/LATE(MPH) W 9 NW 8 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 5 PM
MIXING HGT(M-AGL/MSL) 510 570
MIXING HGT(FT-AGL/MSL)1690 1870
TRANSPORT WND (MPH) W 16 NW 7
VENT RATE (KT-FT) 23660 11220
CATEGORY DAY 2 1
INVERSION 37F/9AM NONE NONE
DISPERSION 2 1
MAX ADI EARLY 21 FAIR 17 GEN POOR 36 FAIR
MAX ADI LATE 25 FAIR 23 FAIR 20 GEN POOR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-232130-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE FRZ RAIN NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 43 (+5) 28 (-2) 38
RH % (24H TREND) 81 (+40) 100 (0) 67
WIND 20FT/EARLY(MPH) S 6 W 7 NW 5
WIND 20FT/LATE(MPH) W 7 NW 8 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 540 630
MIXING HGT(FT-AGL/MSL)1760 2070
TRANSPORT WND (MPH) W 16 NW 15
VENT RATE (KT-FT) 24640 26910
CATEGORY DAY 2 3
INVERSION 34F/8AM NONE NONE
DISPERSION 2 3
MAX ADI EARLY 20 GEN POOR 18 GEN POOR 35 FAIR
MAX ADI LATE 26 FAIR 25 FAIR 24 FAIR
MAX LVORI EARLY 6 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-232130-
FOREST-
INCLUDING THE CITY OF TIONESTA
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE FRZ RAIN NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 42 (+5) 27 (-2) 37
RH % (24H TREND) 79 (+41) 99 (0) 63
WIND 20FT/EARLY(MPH) S 5 W 7 G18 NW 5 G17
WIND 20FT/LATE(MPH) W 6 NW 7 G18 LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 570 690
MIXING HGT(FT-AGL/MSL)1880 2280
TRANSPORT WND (MPH) W 16 NW 20
VENT RATE (KT-FT) 26320 38760
CATEGORY DAY 2 3
INVERSION 32F/6AM NONE NONE
DISPERSION 2 3
MAX ADI EARLY 19 GEN POOR 18 GEN POOR 39 FAIR
MAX ADI LATE 27 FAIR 29 FAIR 30 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-232130-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 46 (+6) 28 (-4) 41
RH % (24H TREND) 77 (+35) 99 (+1) 64
WIND 20FT/EARLY(MPH) SW 6 W 6 LGT/VAR
WIND 20FT/LATE(MPH) W 7 NW 6 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 530 580
MIXING HGT(FT-AGL/MSL)1740 1910
TRANSPORT WND (MPH) W 15 NW 12
VENT RATE (KT-FT) 22620 19100
CATEGORY DAY 2 2
INVERSION 35F/6AM NONE NONE
DISPERSION 2 2
MAX ADI EARLY 22 FAIR 17 GEN POOR 33 FAIR
MAX ADI LATE 28 FAIR 17 GEN POOR 23 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-232130-
BUTLER-
INCLUDING THE CITY OF BUTLER
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 46 (+7) 28 (-3) 41
RH % (24H TREND) 79 (+37) 99 (-1) 65
WIND 20FT/EARLY(MPH) SW 6 W 7 LGT/VAR
WIND 20FT/LATE(MPH) W 8 NW 7 LGT/VAR
PRECIP AMOUNT 0.06 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 520 570
MIXING HGT(FT-AGL/MSL)1700 1860
TRANSPORT WND (MPH) W 16 NW 8
VENT RATE (KT-FT) 23800 13020
CATEGORY DAY 2 2
INVERSION 34F/7AM NONE NONE
DISPERSION 2 2
MAX ADI EARLY 23 FAIR 17 GEN POOR 32 FAIR
MAX ADI LATE 28 FAIR 19 GEN POOR 24 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-232130-
CLARION-
INCLUDING THE CITY OF CLARION
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 44 (+6) 28 (-2) 38
RH % (24H TREND) 78 (+38) 98 (-1) 65
WIND 20FT/EARLY(MPH) SW 6 W 7 G17 NW 5
WIND 20FT/LATE(MPH) W 7 G17 NW 7 G17 LGT/VAR
PRECIP AMOUNT 0.09 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 530 650
MIXING HGT(FT-AGL/MSL)1740 2150
TRANSPORT WND (MPH) W 16 NW 17
VENT RATE (KT-FT) 24360 32250
CATEGORY DAY 2 3
INVERSION 33F/7AM NONE NONE
DISPERSION 2 3
MAX ADI EARLY 20 GEN POOR 17 GEN POOR 37 FAIR
MAX ADI LATE 27 FAIR 27 FAIR 27 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-232130-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE FRZ RAIN NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 43 (+5) 28 (-2) 38
RH % (24H TREND) 72 (+34) 94 (-1) 61
WIND 20FT/EARLY(MPH) S 6 G17 W 9 G19 NW 7 G17
WIND 20FT/LATE(MPH) W 9 G19 W 10 G20 LGT/VAR
PRECIP AMOUNT 0.11 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 590 650
MIXING HGT(FT-AGL/MSL)1920 2130
TRANSPORT WND (MPH) W 18 NW 20
VENT RATE (KT-FT) 30720 36210
CATEGORY DAY 3 3
INVERSION 33F/7AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 20 GEN POOR 40 FAIR
MAX ADI LATE 31 FAIR 28 FAIR 33 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-232130-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+4) 30 (-4) 41
RH % (24H TREND) 73 (+41) 96 (0) 61
WIND 20FT/EARLY(MPH) SW 6 G17 W 6 LGT/VAR
WIND 20FT/LATE(MPH) W 7 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 520 540
MIXING HGT(FT-AGL/MSL)1710 1780
TRANSPORT WND (MPH) W 15 NW 6
VENT RATE (KT-FT) 22230 8900
CATEGORY DAY 2 1
INVERSION 38F/7AM 1AM 35F/4AM
DISPERSION 2 1
MAX ADI EARLY 24 FAIR 14 GEN POOR 27 FAIR
MAX ADI LATE 25 FAIR 10 POOR 19 GEN POOR
MAX LVORI EARLY 5 6 4
MAX LVORI LATE 5 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-232130-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+7) 32 (-3) 42
RH % (24H TREND) 72 (+36) 96 (0) 60
WIND 20FT/EARLY(MPH) SW 8 G18 W 8 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 570 570
MIXING HGT(FT-AGL/MSL)1870 1870
TRANSPORT WND (MPH) SW 17 NW 13
VENT RATE (KT-FT) 28050 20570
CATEGORY DAY 3 2
INVERSION 38F/7AM NONE NONE
DISPERSION 3 2
MAX ADI EARLY 28 FAIR 15 GEN POOR 23 FAIR
MAX ADI LATE 29 FAIR 12 POOR 20 GEN POOR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-232130-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+8) 29 (-2) 40
RH % (24H TREND) 76 (+34) 98 (-1) 66
WIND 20FT/EARLY(MPH) SW 6 W 8 NW 5
WIND 20FT/LATE(MPH) W 8 G18 W 7 LGT/VAR
PRECIP AMOUNT 0.10 0.00 0.00
PRECIP DURATION 6
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 560 620
MIXING HGT(FT-AGL/MSL)1830 2040
TRANSPORT WND (MPH) SW 16 NW 10
VENT RATE (KT-FT) 25620 18360
CATEGORY DAY 2 2
INVERSION 35F/7AM NONE NONE
DISPERSION 2 2
MAX ADI EARLY 23 FAIR 17 GEN POOR 35 FAIR
MAX ADI LATE 28 FAIR 20 GEN POOR 30 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-232130-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+6) 31 (-4) 43
RH % (24H TREND) 69 (+37) 95 (+3) 58
WIND 20FT/EARLY(MPH) SW 10 G19 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G19 NW 5 LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 560 490
MIXING HGT(FT-AGL/MSL)1840 1600
TRANSPORT WND (MPH) SW 18 NW 7
VENT RATE (KT-FT) 29440 9600
CATEGORY DAY 3 1
INVERSION 39F/6AM 1AM 34F/6AM
DISPERSION 3 1
MAX ADI EARLY 30 FAIR 17 GEN POOR 18 GEN POOR
MAX ADI LATE 30 FAIR 12 POOR 14 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-232130-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+6) 32 (-3) 44
RH % (24H TREND) 69 (+42) 98 (+4) 59
WIND 20FT/EARLY(MPH) SW 9 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 6
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 680 480
MIXING HGT(FT-AGL/MSL)2240 1570
TRANSPORT WND (MPH) W 16 NW 6
VENT RATE (KT-FT) 31360 7850
CATEGORY DAY 3 1
INVERSION 40F/6AM 3AM 37F/5AM
DISPERSION 3 1
MAX ADI EARLY 30 FAIR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 29 FAIR 8 POOR 12 POOR
MAX LVORI EARLY 4 6 6
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-232130-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+6) 31 (-3) 43
RH % (24H TREND) 71 (+33) 97 (0) 62
WIND 20FT/EARLY(MPH) SW 9 G19 W 9 G18 NW 5
WIND 20FT/LATE(MPH) SW 11 G19 W 7 LGT/VAR
PRECIP AMOUNT 0.10 0.00 0.00
PRECIP DURATION 7
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 620 580
MIXING HGT(FT-AGL/MSL)2020 1920
TRANSPORT WND (MPH) SW 18 NW 14
VENT RATE (KT-FT) 32320 23040
CATEGORY DAY 3 2
INVERSION 37F/6AM NONE NONE
DISPERSION 3 2
MAX ADI EARLY 30 FAIR 15 GEN POOR 24 FAIR
MAX ADI LATE 32 FAIR 16 GEN POOR 22 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-232130-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+7) 30 (-5) 42
RH % (24H TREND) 66 (+30) 93 (+1) 58
WIND 20FT/EARLY(MPH) SW 9 G22 W 11 G23 NW 6 G21
WIND 20FT/LATE(MPH) W 11 G23 W 10 G23 LGT/VAR
PRECIP AMOUNT 0.22 0.06 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 730 590
MIXING HGT(FT-AGL/MSL)2380 1950
TRANSPORT WND (MPH) W 22 NW 18
VENT RATE (KT-FT) 45220 31200
CATEGORY DAY 3 3
INVERSION 38F/7AM 6PM 37F/4AM
DISPERSION 3 3
MAX ADI EARLY 34 FAIR 19 GEN POOR 32 FAIR
MAX ADI LATE 38 FAIR 23 FAIR 27 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-232130-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 90 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+5) 33 (-2) 44
RH % (24H TREND) 70 (+38) 97 (+3) 60
WIND 20FT/EARLY(MPH) SW 9 G19 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 W 5 LGT/VAR
PRECIP AMOUNT 0.09 0.00 0.00
PRECIP DURATION 6
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 660 530
MIXING HGT(FT-AGL/MSL)2170 1750
TRANSPORT WND (MPH) SW 18 NW 8
VENT RATE (KT-FT) 34720 12250
CATEGORY DAY 3 2
INVERSION 40F/6AM 4AM 37F/5AM
DISPERSION 3 2
MAX ADI EARLY 33 FAIR 13 GEN POOR 20 GEN POOR
MAX ADI LATE 33 FAIR 9 POOR 17 GEN POOR
MAX LVORI EARLY 4 6 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-232130-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 50 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+7) 31 (-3) 43
RH % (24H TREND) 71 (+35) 99 (+4) 59
WIND 20FT/EARLY(MPH) SW 8 G20 W 8 G20 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G20 W 7 G19 LGT/VAR
PRECIP AMOUNT 0.23 0.06 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 720 480
MIXING HGT(FT-AGL/MSL)2370 1560
TRANSPORT WND (MPH) W 20 NW 15
VENT RATE (KT-FT) 40290 20280
CATEGORY DAY 3 2
INVERSION 38F/6AM 6PM 37F/4AM
DISPERSION 3 2
MAX ADI EARLY 33 FAIR 16 GEN POOR 20 GEN POOR
MAX ADI LATE 35 FAIR 14 GEN POOR 17 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-232130-
INDIANA-
INCLUDING THE CITY OF INDIANA
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE FRZ RAIN NONE NONE
CHANCE PRECIP (%) 100 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+8) 30 (-2) 41
RH % (24H TREND) 68 (+31) 96 (-1) 64
WIND 20FT/EARLY(MPH) SW 7 G19 W 10 G22 NW 7 G18
WIND 20FT/LATE(MPH) W 10 G21 W 10 G21 LGT/VAR
PRECIP AMOUNT 0.15 0.00 0.00
PRECIP DURATION 7
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 620 600
MIXING HGT(FT-AGL/MSL)2030 1960
TRANSPORT WND (MPH) SW 20 NW 17
VENT RATE (KT-FT) 34510 29400
CATEGORY DAY 3 3
INVERSION 36F/7AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 18 GEN POOR 35 FAIR
MAX ADI LATE 33 FAIR 24 FAIR 30 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-232130-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 100 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+8) 30 (-4) 41
RH % (24H TREND) 64 (+29) 95 (+1) 62
WIND 20FT/EARLY(MPH) SW 7 G19 W 11 G23 NW 8 G20
WIND 20FT/LATE(MPH) W 11 G23 W 11 G23 LGT/VAR
PRECIP AMOUNT 0.21 0.00 0.00
PRECIP DURATION 7
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 660 560
MIXING HGT(FT-AGL/MSL)2170 1830
TRANSPORT WND (MPH) W 21 NW 14
VENT RATE (KT-FT) 39060 21960
CATEGORY DAY 3 2
INVERSION 36F/7AM NONE NONE
DISPERSION 3 2
MAX ADI EARLY 31 FAIR 21 FAIR 43 GEN GOOD
MAX ADI LATE 38 FAIR 26 FAIR 36 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-232130-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+6) 31 (-4) 43
RH % (24H TREND) 72 (+40) 92 (-1) 58
WIND 20FT/EARLY(MPH) SW 8 G17 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.06 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 550 540
MIXING HGT(FT-AGL/MSL)1820 1760
TRANSPORT WND (MPH) W 16 NW 6
VENT RATE (KT-FT) 25480 8800
CATEGORY DAY 2 1
INVERSION 38F/6AM 12AM 36F/4AM
DISPERSION 2 1
MAX ADI EARLY 26 FAIR 15 GEN POOR 20 GEN POOR
MAX ADI LATE 25 FAIR 10 POOR 15 GEN POOR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-232130-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+6) 32 (-4) 44
RH % (24H TREND) 68 (+37) 92 (+1) 55
WIND 20FT/EARLY(MPH) SW 9 G18 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 NW 5 LGT/VAR
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 560 510
MIXING HGT(FT-AGL/MSL)1830 1660
TRANSPORT WND (MPH) W 16 NW 6
VENT RATE (KT-FT) 25620 8300
CATEGORY DAY 2 1
INVERSION 39F/6AM 12AM 34F/6AM
DISPERSION 2 1
MAX ADI EARLY 26 FAIR 16 GEN POOR 17 GEN POOR
MAX ADI LATE 27 FAIR 9 POOR 14 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-232130-
OHIO-
INCLUDING THE CITY OF WHEELING
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+5) 32 (-4) 44
RH % (24H TREND) 68 (+38) 95 (+3) 56
WIND 20FT/EARLY(MPH) SW 10 G19 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G19 NW 5 LGT/VAR
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 540 440
MIXING HGT(FT-AGL/MSL)1770 1450
TRANSPORT WND (MPH) SW 16 N 5
VENT RATE (KT-FT) 24780 5800
CATEGORY DAY 2 1
INVERSION 40F/6AM 12AM 33F/8AM
DISPERSION 2 1
MAX ADI EARLY 26 FAIR 16 GEN POOR 14 GEN POOR
MAX ADI LATE 27 FAIR 8 POOR 12 POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-232130-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (+7) 33 (-4) 46
RH % (24H TREND) 70 (+40) 98 (+4) 59
WIND 20FT/EARLY(MPH) SW 9 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 640 460
MIXING HGT(FT-AGL/MSL)2110 1500
TRANSPORT WND (MPH) SW 16 N 3
VENT RATE (KT-FT) 29540 4500
CATEGORY DAY 3 1
INVERSION 40F/6AM 1AM 35F/9AM
DISPERSION 3 1
MAX ADI EARLY 26 FAIR 12 POOR 11 POOR
MAX ADI LATE 25 FAIR 8 POOR 10 POOR
MAX LVORI EARLY 5 6 6
MAX LVORI LATE 5 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-232130-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 70 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+6) 33 (-4) 45
RH % (24H TREND) 71 (+41) 98 (+2) 60
WIND 20FT/EARLY(MPH) SW 8 G19 W 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 730 460
MIXING HGT(FT-AGL/MSL)2400 1500
TRANSPORT WND (MPH) SW 16 N 3
VENT RATE (KT-FT) 33600 4500
CATEGORY DAY 3 1
INVERSION 40F/6AM 1AM 36F/9AM
DISPERSION 3 1
MAX ADI EARLY 26 FAIR 9 POOR 9 POOR
MAX ADI LATE 24 FAIR 8 POOR 8 POOR
MAX LVORI EARLY 5 7 7
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-232130-
MARION-
INCLUDING THE CITY OF FAIRMONT
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+5) 34 (-2) 45
RH % (24H TREND) 73 (+43) 99 (+3) 60
WIND 20FT/EARLY(MPH) SW 9 G18 W 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.00 0.00
PRECIP DURATION 6
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 680 460
MIXING HGT(FT-AGL/MSL)2230 1510
TRANSPORT WND (MPH) SW 16 NW 5
VENT RATE (KT-FT) 31220 6040
CATEGORY DAY 3 1
INVERSION 40F/6AM 5AM 37F/6AM
DISPERSION 3 1
MAX ADI EARLY 27 FAIR 12 POOR 10 POOR
MAX ADI LATE 28 FAIR 8 POOR 10 POOR
MAX LVORI EARLY 5 7 6
MAX LVORI LATE 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-232130-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 80 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (+5) 33 (-3) 45
RH % (24H TREND) 69 (+42) 98 (+4) 59
WIND 20FT/EARLY(MPH) SW 9 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00
PRECIP DURATION 7
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 680 500
MIXING HGT(FT-AGL/MSL)2220 1640
TRANSPORT WND (MPH) SW 16 NW 6
VENT RATE (KT-FT) 31080 8200
CATEGORY DAY 3 1
INVERSION 41F/6AM NONE NONE
DISPERSION 3 1
MAX ADI EARLY 28 FAIR 10 POOR 14 GEN POOR
MAX ADI LATE 29 FAIR 8 POOR 12 POOR
MAX LVORI EARLY 5 6 6
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-232130-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+5) 33 (-3) 44
RH % (24H TREND) 71 (+38) 99 (+4) 59
WIND 20FT/EARLY(MPH) SW 9 G19 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G18 W 5 LGT/VAR
PRECIP AMOUNT 0.18 0.03 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 560 370
MIXING HGT(FT-AGL/MSL)1850 1210
TRANSPORT WND (MPH) SW 18 NW 7
VENT RATE (KT-FT) 29600 7260
CATEGORY DAY 3 1
INVERSION 40F/7AM 6PM 40F/1PM
DISPERSION 3 1
MAX ADI EARLY 29 FAIR 13 GEN POOR 12 POOR
MAX ADI LATE 29 FAIR 12 POOR 11 POOR
MAX LVORI EARLY 5 6 6
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-232130-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+5) 33 (-3) 46
RH % (24H TREND) 74 (+38) 100 (+3) 56
WIND 20FT/EARLY(MPH) SW 8 G19 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G19 W 5 LGT/VAR
PRECIP AMOUNT 0.22 0.04 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 720 460
MIXING HGT(FT-AGL/MSL)2360 1520
TRANSPORT WND (MPH) SW 20 NW 7
VENT RATE (KT-FT) 40120 9120
CATEGORY DAY 3 1
INVERSION 40F/6AM 5AM 36F/6AM
DISPERSION 3 1
MAX ADI EARLY 36 FAIR 16 GEN POOR 16 GEN POOR
MAX ADI LATE 36 FAIR 12 POOR 14 GEN POOR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-232130-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (+6) 32 (-3) 45
RH % (24H TREND) 74 (+39) 100 (+2) 54
WIND 20FT/EARLY(MPH) SW 10 G23 W 10 G22 NW 5
WIND 20FT/LATE(MPH) W 10 G23 W 9 G21 LGT/VAR
PRECIP AMOUNT 0.31 0.05 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 720 410
MIXING HGT(FT-AGL/MSL)2360 1350
TRANSPORT WND (MPH) W 22 NW 9
VENT RATE (KT-FT) 44840 10800
CATEGORY DAY 3 1
INVERSION 39F/6AM 4AM 37F/5AM
DISPERSION 3 1
MAX ADI EARLY 40 FAIR 22 FAIR 21 FAIR
MAX ADI LATE 41 GEN GOOD 19 GEN POOR 14 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-232130-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 50 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (+6) 34 (-1) 49
RH % (24H TREND) 75 (+47) 97 (0) 48
WIND 20FT/EARLY(MPH) SW 9 G23 W 9 G21 LGT/VAR
WIND 20FT/LATE(MPH) W 10 G22 W 7 G19 LGT/VAR
PRECIP AMOUNT 0.28 0.06 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 830 520
MIXING HGT(FT-AGL/MSL)2710 1720
TRANSPORT WND (MPH) W 22 W 7
VENT RATE (KT-FT) 51490 10320
CATEGORY DAY 4 1
INVERSION 41F/6AM 5AM 38F/6AM
DISPERSION 4 1
MAX ADI EARLY 42 GEN GOOD 23 FAIR 21 FAIR
MAX ADI LATE 42 GEN GOOD 17 GEN POOR 15 GEN POOR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-232130-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1233 AM EST TUE DEC 23 2025
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 80 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (+6) 31 (-2) 46
RH % (24H TREND) 78 (+51) 100 (+1) 47
WIND 20FT/EARLY(MPH) W 11 G32 W 14 G35 NW 7 G27
WIND 20FT/LATE(MPH) W 13 G34 W 12 G34 LGT/VAR
PRECIP AMOUNT 0.27 0.05 0.00
PRECIP DURATION 6 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 840 510
MIXING HGT(FT-AGL/MSL)2750 1670
TRANSPORT WND (MPH) W 35 NW 13
VENT RATE (KT-FT) 82500 18370
CATEGORY DAY 4 2
INVERSION 39F/6AM NONE NONE
DISPERSION 4 2
MAX ADI EARLY 55 GEN GOOD 36 FAIR 29 FAIR
MAX ADI LATE 66 GOOD 29 FAIR 23 FAIR
MAX LVORI EARLY 5 4 4
MAX LVORI LATE 4 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS. LOWS IN
THE LOWER 30S. HIGHS IN THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
RAIN SHOWERS AND FREEZING RAIN. LOWS IN THE LOWER 30S.
HIGHS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH.
SATURDAY
CLOUDY WITH SCATTERED RAIN SHOWERS AND FREEZING RAIN
LIKELY. LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. SOUTH WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH NUMEROUS RAIN SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE UPPER 40S. WEST WINDS 15 TO 20 MPH.
MONDAY
BREEZY. MOSTLY CLOUDY WITH SCATTERED SNOW AND RAIN
SHOWERS. MUCH COLDER. LOWS AROUND 16. HIGHS IN THE MID 20S. WEST
WINDS 20 TO 25 MPH.
SHALLENBERGER
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