560
FNUS51 KPBZ 051756
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1256 PM EST FRI DEC 5 2025
DISCUSSION
PERIODIC SNOW CHANCES, EXISTING SNOW PACK, HIGH RELATIVE
HUMIDITIES, AND LIGHT WINDS WILL SUPPRESS FIRE CONCERNS.
OHZ039-052115-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+3) 17 (+8) 35
RH % (24H TREND) 61 (+12) 97 (+7) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 740 630
MIXING HGT(FT-AGL/MSL)2410 2070
TRANSPORT WND (MPH) W 9 W 16
VENT RATE (KT-FT) 19100 34700
CATEGORY DAY 2 3
INVERSION 23F/11AM 5PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 6 VERY POOR 27 FAIR
MAX ADI LATE 26 FAIR 10 POOR 31 FAIR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 3 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-052115-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+4) 18 (+9) 35
RH % (24H TREND) 60 (+11) 97 (+11) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8
WIND 20FT/LATE(MPH) LGT/VAR SW 6 SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 710 620
MIXING HGT(FT-AGL/MSL)2330 2040
TRANSPORT WND (MPH) SW 9 W 18
VENT RATE (KT-FT) 19130 34640
CATEGORY DAY 2 3
INVERSION 24F/11AM 5PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 7 POOR 29 FAIR
MAX ADI LATE 26 FAIR 12 POOR 34 FAIR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 3 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-052115-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 32 (+2) 17 (+9) 34
RH % (24H TREND) 58 (+8) 97 (+12) 77
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR SW 5 SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 680 650
MIXING HGT(FT-AGL/MSL)2240 2130
TRANSPORT WND (MPH) SW 10 SW 18
VENT RATE (KT-FT) 23090 38940
CATEGORY DAY 2 3
INVERSION 24F/11AM 5PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 7 POOR 30 FAIR
MAX ADI LATE 25 FAIR 10 POOR 36 FAIR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 3 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-052115-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+3) 18 (+9) 35
RH % (24H TREND) 60 (+16) 99 (+8) 78
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 780 610
MIXING HGT(FT-AGL/MSL)2560 2010
TRANSPORT WND (MPH) W 10 W 15
VENT RATE (KT-FT) 19920 31900
CATEGORY DAY 2 3
INVERSION 23F/11AM 5PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 5 VERY POOR 26 FAIR
MAX ADI LATE 27 FAIR 8 POOR 29 FAIR
MAX LVORI EARLY 6 7 5
MAX LVORI LATE 3 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-052115-
HARRISON-
INCLUDING THE CITY OF CADIZ
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+4) 18 (+8) 36
RH % (24H TREND) 61 (+14) 98 (+11) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR SW 5 SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 700 660
MIXING HGT(FT-AGL/MSL)2300 2160
TRANSPORT WND (MPH) W 8 SW 17
VENT RATE (KT-FT) 20300 36130
CATEGORY DAY 2 3
INVERSION 24F/11AM 5PM 27F/9AM
DISPERSION 5 5
MAX ADI EARLY 8 POOR 6 VERY POOR 29 FAIR
MAX ADI LATE 22 FAIR 8 POOR 34 FAIR
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 3 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-052115-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+3) 19 (+8) 36
RH % (24H TREND) 59 (+15) 94 (+10) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR SW 5 SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 670 680
MIXING HGT(FT-AGL/MSL)2200 2230
TRANSPORT WND (MPH) W 8 SW 17
VENT RATE (KT-FT) 22240 38930
CATEGORY DAY 2 3
INVERSION 29F/12PM 5PM 27F/9AM
DISPERSION 5 5
MAX ADI EARLY 7 POOR 6 VERY POOR 30 FAIR
MAX ADI LATE 17 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-052115-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+3) 18 (+7) 35
RH % (24H TREND) 61 (+14) 100 (+15) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 750 580
MIXING HGT(FT-AGL/MSL)2460 1900
TRANSPORT WND (MPH) W 9 W 15
VENT RATE (KT-FT) 16580 31840
CATEGORY DAY 2 3
INVERSION 24F/11AM 5PM 27F/9AM
DISPERSION 5 5
MAX ADI EARLY 8 POOR 4 VERY POOR 25 FAIR
MAX ADI LATE 26 FAIR 5 VERY POOR 27 FAIR
MAX LVORI EARLY 6 8 5
MAX LVORI LATE 3 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-052115-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 18 (+8) 36
RH % (24H TREND) 61 (+8) 100 (+6) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 690 660
MIXING HGT(FT-AGL/MSL)2280 2180
TRANSPORT WND (MPH) W 8 SW 16
VENT RATE (KT-FT) 15740 33050
CATEGORY DAY 2 3
INVERSION 25F/11AM 5PM 28F/9AM
DISPERSION 4 5
MAX ADI EARLY 9 POOR 4 VERY POOR 26 FAIR
MAX ADI LATE 22 FAIR 8 POOR 30 FAIR
MAX LVORI EARLY 5 8 5
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-052115-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 19 (+6) 37
RH % (24H TREND) 67 (+14) 98 (+14) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 610 690
MIXING HGT(FT-AGL/MSL)2010 2260
TRANSPORT WND (MPH) W 8 SW 17
VENT RATE (KT-FT) 15310 36550
CATEGORY DAY 2 3
INVERSION 31F/12PM 5PM 28F/9AM
DISPERSION 4 5
MAX ADI EARLY 7 POOR 5 VERY POOR 28 FAIR
MAX ADI LATE 15 GEN POOR 9 POOR 33 FAIR
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-052115-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+2) 19 (+6) 37
RH % (24H TREND) 64 (+8) 100 (+11) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 670 700
MIXING HGT(FT-AGL/MSL)2190 2300
TRANSPORT WND (MPH) W 8 SW 15
VENT RATE (KT-FT) 17810 30320
CATEGORY DAY 2 3
INVERSION 26F/11AM 5PM 28F/9AM
DISPERSION 5 5
MAX ADI EARLY 7 POOR 4 VERY POOR 25 FAIR
MAX ADI LATE 21 FAIR 8 POOR 30 FAIR
MAX LVORI EARLY 6 8 5
MAX LVORI LATE 3 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-052115-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+2) 20 (+5) 37
RH % (24H TREND) 69 (+14) 99 (+18) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 580 730
MIXING HGT(FT-AGL/MSL)1900 2410
TRANSPORT WND (MPH) W 8 SW 15
VENT RATE (KT-FT) 18410 35600
CATEGORY DAY 2 3
INVERSION 32F/12PM 5PM 26F/8AM
DISPERSION 5 5
MAX ADI EARLY 4 VERY POOR 4 VERY POOR 27 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 31 FAIR
MAX LVORI EARLY 6 8 5
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-052115-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE SNOW SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 30 (+2) 16 (+11) 33
RH % (24H TREND) 58 (+5) 100 (+9) 80
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8
WIND 20FT/LATE(MPH) LGT/VAR S 5 SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 660 630
MIXING HGT(FT-AGL/MSL)2160 2060
TRANSPORT WND (MPH) SW 9 SW 17
VENT RATE (KT-FT) 25670 42650
CATEGORY DAY 2 3
INVERSION 24F/11AM 5PM 25F/9AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 8 POOR 30 FAIR
MAX ADI LATE 24 FAIR 11 POOR 35 FAIR
MAX LVORI EARLY 6 7 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-052115-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SNOW SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 30 (+1) 17 (+12) 33
RH % (24H TREND) 61 (+15) 100 (+8) 80
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR S 5 SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 10 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 660 730
MIXING HGT(FT-AGL/MSL)2180 2380
TRANSPORT WND (MPH) S 12 SW 20
VENT RATE (KT-FT) 35630 47860
CATEGORY DAY 2 3
INVERSION 19F/10AM 5PM 22F/8AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 8 POOR 33 FAIR
MAX ADI LATE 25 FAIR 9 POOR 40 FAIR
MAX LVORI EARLY 5 8 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-052115-
FOREST-
INCLUDING THE CITY OF TIONESTA
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SNOW SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 29 (+1) 18 (+14) 33
RH % (24H TREND) 62 (+12) 100 (+10) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 12 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 650 780
MIXING HGT(FT-AGL/MSL)2130 2550
TRANSPORT WND (MPH) S 13 SW 20
VENT RATE (KT-FT) 38910 52250
CATEGORY DAY 2 3
INVERSION 13F/9AM 5PM 22F/8AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 5 VERY POOR 38 FAIR
MAX ADI LATE 24 FAIR 10 POOR 42 GEN GOOD
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-052115-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SNOW SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 32 (+2) 16 (+12) 35
RH % (24H TREND) 57 (+5) 100 (+10) 77
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 10 AM
PRECIP END 2 PM
MIXING HGT(M-AGL/MSL) 660 660
MIXING HGT(FT-AGL/MSL)2170 2170
TRANSPORT WND (MPH) SW 9 SW 18
VENT RATE (KT-FT) 25660 39660
CATEGORY DAY 2 3
INVERSION 25F/11AM 5PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 5 VERY POOR 30 FAIR
MAX ADI LATE 23 FAIR 8 POOR 35 FAIR
MAX LVORI EARLY 6 9 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-052115-
BUTLER-
INCLUDING THE CITY OF BUTLER
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 32 (0) 17 (+11) 35
RH % (24H TREND) 66 (+17) 100 (+11) 79
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 550 670
MIXING HGT(FT-AGL/MSL)1820 2200
TRANSPORT WND (MPH) SW 8 SW 18
VENT RATE (KT-FT) 24860 38350
CATEGORY DAY 2 3
INVERSION 18F/10AM 5PM 24F/8AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 5 VERY POOR 31 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 36 FAIR
MAX LVORI EARLY 6 9 5
MAX LVORI LATE 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-052115-
CLARION-
INCLUDING THE CITY OF CLARION
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 30 (+1) 19 (+14) 34
RH % (24H TREND) 65 (+19) 99 (+8) 76
WIND 20FT/EARLY(MPH) SE 5 LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 530 760
MIXING HGT(FT-AGL/MSL)1740 2490
TRANSPORT WND (MPH) S 9 SW 18
VENT RATE (KT-FT) 29370 43880
CATEGORY DAY 2 3
INVERSION 19F/10AM 5PM 23F/8AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 5 VERY POOR 33 FAIR
MAX ADI LATE 21 FAIR 8 POOR 40 FAIR
MAX LVORI EARLY 5 8 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-052115-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 29 (0) 21 (+16) 34
RH % (24H TREND) 64 (+19) 97 (+9) 71
WIND 20FT/EARLY(MPH) SE 6 LGT/VAR SW 7
WIND 20FT/LATE(MPH) S 5 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 510 750
MIXING HGT(FT-AGL/MSL)1670 2460
TRANSPORT WND (MPH) S 13 SW 20
VENT RATE (KT-FT) 27950 42790
CATEGORY DAY 2 3
INVERSION 17F/10AM 4PM 24F/8AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 6 VERY POOR 37 FAIR
MAX ADI LATE 22 FAIR 10 POOR 40 FAIR
MAX LVORI EARLY 4 6 4
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-052115-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (0) 18 (+8) 35
RH % (24H TREND) 60 (+11) 99 (+16) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 670 690
MIXING HGT(FT-AGL/MSL)2200 2270
TRANSPORT WND (MPH) SW 8 SW 17
VENT RATE (KT-FT) 23300 36510
CATEGORY DAY 2 3
INVERSION 22F/11AM 5PM 27F/9AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 4 VERY POOR 30 FAIR
MAX ADI LATE 20 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-052115-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+1) 21 (+10) 36
RH % (24H TREND) 70 (+19) 100 (+19) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 460 680
MIXING HGT(FT-AGL/MSL)1500 2220
TRANSPORT WND (MPH) SW 7 SW 16
VENT RATE (KT-FT) 16780 33040
CATEGORY DAY 1 3
INVERSION 23F/11AM 5PM 27F/8AM
DISPERSION 5 5
MAX ADI EARLY 13 GEN POOR 5 VERY POOR 29 FAIR
MAX ADI LATE 13 GEN POOR 8 POOR 33 FAIR
MAX LVORI EARLY 5 9 5
MAX LVORI LATE 5 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-052115-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+2) 20 (+12) 36
RH % (24H TREND) 65 (+13) 100 (+10) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 500 690
MIXING HGT(FT-AGL/MSL)1630 2260
TRANSPORT WND (MPH) S 9 SW 17
VENT RATE (KT-FT) 23100 42770
CATEGORY DAY 2 3
INVERSION 22F/10AM 4PM 25F/8AM
DISPERSION 5 5
MAX ADI EARLY 18 GEN POOR 5 VERY POOR 33 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 5 9 5
MAX LVORI LATE 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-052115-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+3) 21 (+10) 37
RH % (24H TREND) 70 (+15) 99 (+13) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 490 690
MIXING HGT(FT-AGL/MSL)1610 2260
TRANSPORT WND (MPH) SW 7 SW 17
VENT RATE (KT-FT) 19930 34820
CATEGORY DAY 1 3
INVERSION 24F/11AM 5PM 27F/8AM
DISPERSION 5 5
MAX ADI EARLY 10 POOR 5 VERY POOR 29 FAIR
MAX ADI LATE 13 GEN POOR 9 POOR 34 FAIR
MAX LVORI EARLY 5 7 5
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-052115-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+4) 23 (+10) 38
RH % (24H TREND) 73 (+14) 100 (+18) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 530 810
MIXING HGT(FT-AGL/MSL)1720 2640
TRANSPORT WND (MPH) SW 9 SW 17
VENT RATE (KT-FT) 17920 37740
CATEGORY DAY 2 3
INVERSION 27F/11AM 5PM 28F/7AM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 5 VERY POOR 32 FAIR
MAX ADI LATE 15 GEN POOR 8 POOR 36 FAIR
MAX LVORI EARLY 6 9 5
MAX LVORI LATE 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-052115-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 22 (+11) 37
RH % (24H TREND) 67 (+12) 100 (+14) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 510 660
MIXING HGT(FT-AGL/MSL)1660 2170
TRANSPORT WND (MPH) S 9 SW 16
VENT RATE (KT-FT) 12120 35660
CATEGORY DAY 2 3
INVERSION 27F/11AM 4PM 26F/4AM
DISPERSION 4 5
MAX ADI EARLY 15 GEN POOR 5 VERY POOR 32 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 33 FAIR
MAX LVORI EARLY 5 9 5
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-052115-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+4) 25 (+14) 37
RH % (24H TREND) 62 (+2) 97 (+17) 62
WIND 20FT/EARLY(MPH) SE 6 G21 LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 550 780
MIXING HGT(FT-AGL/MSL)1820 2560
TRANSPORT WND (MPH) S 13 W 18
VENT RATE (KT-FT) 17540 45410
CATEGORY DAY 2 3
INVERSION 26F/11AM 4PM 27F/7AM
DISPERSION 5 5
MAX ADI EARLY 21 FAIR 6 VERY POOR 34 FAIR
MAX ADI LATE 21 FAIR 9 POOR 36 FAIR
MAX LVORI EARLY 4 6 4
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-052115-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+5) 24 (+12) 38
RH % (24H TREND) 64 (+5) 100 (+21) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 520 770
MIXING HGT(FT-AGL/MSL)1700 2530
TRANSPORT WND (MPH) S 8 SW 16
VENT RATE (KT-FT) 18890 39840
CATEGORY DAY 2 3
INVERSION 30F/11AM 4PM 28F/7AM
DISPERSION 5 5
MAX ADI EARLY 13 GEN POOR 5 VERY POOR 32 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 5 9 5
MAX LVORI LATE 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-052115-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+6) 25 (+14) 37
RH % (24H TREND) 60 (-7) 100 (+12) 65
WIND 20FT/EARLY(MPH) SE 5 G19 LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 500 750
MIXING HGT(FT-AGL/MSL)1650 2470
TRANSPORT WND (MPH) S 10 W 16
VENT RATE (KT-FT) 18630 46210
CATEGORY DAY 2 3
INVERSION 30F/12PM 4PM 27F/8AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 6 VERY POOR 27 FAIR
MAX ADI LATE 17 GEN POOR 8 POOR 32 FAIR
MAX LVORI EARLY 4 7 5
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-052115-
INDIANA-
INCLUDING THE CITY OF INDIANA
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+3) 23 (+15) 37
RH % (24H TREND) 59 (+8) 100 (+13) 71
WIND 20FT/EARLY(MPH) SE 6 G17 LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 480 700
MIXING HGT(FT-AGL/MSL)1570 2290
TRANSPORT WND (MPH) S 12 SW 18
VENT RATE (KT-FT) 17930 39220
CATEGORY DAY 2 3
INVERSION 24F/10AM 4PM 26F/7AM
DISPERSION 5 5
MAX ADI EARLY 20 GEN POOR 5 VERY POOR 35 FAIR
MAX ADI LATE 19 GEN POOR 9 POOR 38 FAIR
MAX LVORI EARLY 4 7 5
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-052115-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 32 (+2) 25 (+15) 37
RH % (24H TREND) 58 (+4) 97 (+14) 68
WIND 20FT/EARLY(MPH) SE 7 G21 LGT/VAR SW 7
WIND 20FT/LATE(MPH) S 5 LGT/VAR W 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 460 730
MIXING HGT(FT-AGL/MSL)1510 2380
TRANSPORT WND (MPH) S 12 W 18
VENT RATE (KT-FT) 14690 39840
CATEGORY DAY 2 3
INVERSION 24F/11AM 4PM 27F/8AM
DISPERSION 4 5
MAX ADI EARLY 21 FAIR 6 VERY POOR 35 FAIR
MAX ADI LATE 20 GEN POOR 8 POOR 38 FAIR
MAX LVORI EARLY 4 6 4
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-052115-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+2) 20 (+10) 35
RH % (24H TREND) 58 (+12) 94 (+11) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 710 730
MIXING HGT(FT-AGL/MSL)2330 2390
TRANSPORT WND (MPH) SW 8 SW 17
VENT RATE (KT-FT) 21920 39820
CATEGORY DAY 2 3
INVERSION 23F/11AM 5PM 27F/9AM
DISPERSION 5 5
MAX ADI EARLY 11 POOR 5 VERY POOR 30 FAIR
MAX ADI LATE 20 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 4 6 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-052115-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+2) 21 (+9) 36
RH % (24H TREND) 63 (+17) 92 (+11) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 600 710
MIXING HGT(FT-AGL/MSL)1980 2330
TRANSPORT WND (MPH) W 7 SW 17
VENT RATE (KT-FT) 21220 37390
CATEGORY DAY 1 3
INVERSION 24F/11AM 5PM 27F/8AM
DISPERSION 5 5
MAX ADI EARLY 9 POOR 5 VERY POOR 29 FAIR
MAX ADI LATE 15 GEN POOR 8 POOR 34 FAIR
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-052115-
OHIO-
INCLUDING THE CITY OF WHEELING
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+1) 22 (+9) 36
RH % (24H TREND) 68 (+19) 95 (+16) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR SW 5 SW 8
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 530 700
MIXING HGT(FT-AGL/MSL)1730 2300
TRANSPORT WND (MPH) W 8 SW 16
VENT RATE (KT-FT) 15500 34870
CATEGORY DAY 2 3
INVERSION 30F/12PM 5PM 27F/8AM
DISPERSION 4 5
MAX ADI EARLY 7 POOR 5 VERY POOR 28 FAIR
MAX ADI LATE 14 GEN POOR 9 POOR 33 FAIR
MAX LVORI EARLY 6 6 5
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-052115-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 23 (+8) 37
RH % (24H TREND) 71 (+14) 98 (+18) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 540 760
MIXING HGT(FT-AGL/MSL)1780 2490
TRANSPORT WND (MPH) W 8 SW 16
VENT RATE (KT-FT) 14880 35970
CATEGORY DAY 2 3
INVERSION 31F/12PM 5PM 27F/8AM
DISPERSION 4 5
MAX ADI EARLY 7 POOR 5 VERY POOR 28 FAIR
MAX ADI LATE 14 GEN POOR 8 POOR 34 FAIR
MAX LVORI EARLY 6 7 5
MAX LVORI LATE 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-052115-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 24 (+7) 37
RH % (24H TREND) 72 (+11) 100 (+20) 77
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 500 790
MIXING HGT(FT-AGL/MSL)1640 2590
TRANSPORT WND (MPH) SW 8 SW 15
VENT RATE (KT-FT) 13200 34130
CATEGORY DAY 2 3
INVERSION 33F/12PM 5PM 27F/8AM
DISPERSION 4 5
MAX ADI EARLY 8 POOR 5 VERY POOR 29 FAIR
MAX ADI LATE 14 GEN POOR 8 POOR 33 FAIR
MAX LVORI EARLY 7 9 5
MAX LVORI LATE 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-052115-
MARION-
INCLUDING THE CITY OF FAIRMONT
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+5) 26 (+10) 38
RH % (24H TREND) 73 (+8) 100 (+19) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 590 840
MIXING HGT(FT-AGL/MSL)1920 2750
TRANSPORT WND (MPH) SW 9 SW 16
VENT RATE (KT-FT) 19100 39710
CATEGORY DAY 2 3
INVERSION 29F/11AM 5PM 28F/8AM
DISPERSION 5 5
MAX ADI EARLY 11 POOR 5 VERY POOR 31 FAIR
MAX ADI LATE 17 GEN POOR 8 POOR 35 FAIR
MAX LVORI EARLY 8 9 5
MAX LVORI LATE 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-052115-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 25 (+10) 38
RH % (24H TREND) 72 (+10) 100 (+20) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 590 870
MIXING HGT(FT-AGL/MSL)1940 2840
TRANSPORT WND (MPH) SW 9 SW 16
VENT RATE (KT-FT) 19390 38540
CATEGORY DAY 2 3
INVERSION 30F/11AM 5PM 29F/7AM
DISPERSION 5 5
MAX ADI EARLY 12 POOR 5 VERY POOR 32 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 36 FAIR
MAX LVORI EARLY 6 9 5
MAX LVORI LATE 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-052115-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+7) 26 (+11) 36
RH % (24H TREND) 73 (+2) 100 (+12) 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 490 670
MIXING HGT(FT-AGL/MSL)1620 2200
TRANSPORT WND (MPH) SW 10 SW 15
VENT RATE (KT-FT) 19280 35700
CATEGORY DAY 2 3
INVERSION 32F/12PM 4PM 29F/9AM
DISPERSION 5 5
MAX ADI EARLY 13 GEN POOR 6 VERY POOR 26 FAIR
MAX ADI LATE 16 GEN POOR 8 POOR 29 FAIR
MAX LVORI EARLY 5 9 5
MAX LVORI LATE 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-052115-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+8) 26 (+11) 37
RH % (24H TREND) 73 (0) 100 (+10) 68
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 630 800
MIXING HGT(FT-AGL/MSL)2060 2610
TRANSPORT WND (MPH) SW 10 W 16
VENT RATE (KT-FT) 26150 41270
CATEGORY DAY 2 3
INVERSION 30F/11AM 5PM 28F/4AM
DISPERSION 5 5
MAX ADI EARLY 18 GEN POOR 5 VERY POOR 30 FAIR
MAX ADI LATE 22 FAIR 7 POOR 34 FAIR
MAX LVORI EARLY 6 9 5
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-052115-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+8) 26 (+11) 36
RH % (24H TREND) 75 (-6) 100 (+5) 66
WIND 20FT/EARLY(MPH) SE 5 G18 LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR SW 5 W 7 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 570 750
MIXING HGT(FT-AGL/MSL)1860 2460
TRANSPORT WND (MPH) S 10 W 17
VENT RATE (KT-FT) 22700 46130
CATEGORY DAY 2 3
INVERSION 28F/11AM 4PM 27F/8AM
DISPERSION 5 5
MAX ADI EARLY 16 GEN POOR 9 POOR 29 FAIR
MAX ADI LATE 18 GEN POOR 9 POOR 36 FAIR
MAX LVORI EARLY 5 8 5
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-052115-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+8) 26 (+8) 39
RH % (24H TREND) 71 (-9) 100 (+9) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 7
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 10 AM
MIXING HGT(M-AGL/MSL) 670 940
MIXING HGT(FT-AGL/MSL)2200 3090
TRANSPORT WND (MPH) SW 9 W 17
VENT RATE (KT-FT) 23550 53040
CATEGORY DAY 2 3
INVERSION 29F/10AM 5PM 29F/4AM
DISPERSION 5 5
MAX ADI EARLY 19 GEN POOR 5 VERY POOR 30 FAIR
MAX ADI LATE 22 FAIR 5 VERY POOR 40 FAIR
MAX LVORI EARLY 5 8 5
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-052115-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1256 PM EST FRI DEC 5 2025
TODAY TONIGHT SAT
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+8) 22 (+6) 36
RH % (24H TREND) 79 (-7) 100 (+3) 62
WIND 20FT/EARLY(MPH) S 5 G19 LGT/VAR W 6 G18
WIND 20FT/LATE(MPH) LGT/VAR W 5 G17 W 8 G19
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 10 AM
MIXING HGT(M-AGL/MSL) 550 850
MIXING HGT(FT-AGL/MSL)1800 2780
TRANSPORT WND (MPH) SW 10 W 20
VENT RATE (KT-FT) 21170 64210
CATEGORY DAY 2 3
INVERSION 29F/12PM 4PM 26F/9AM
DISPERSION 5 5
MAX ADI EARLY 17 GEN POOR 8 POOR 36 FAIR
MAX ADI LATE 17 GEN POOR 9 POOR 46 GEN GOOD
MAX LVORI EARLY 5 9 6
MAX LVORI LATE 5 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
CLOUDY WITH A CHANCE OF SNOW AND RAIN. LOWS IN THE MID
20S. HIGHS IN THE MID 30S. SOUTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN. LOWS AROUND
18. HIGHS IN THE UPPER 20S. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SNOW. LOWS AROUND 12. HIGHS
IN THE MID 30S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND A CHANCE OF SNOW.
LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
10 TO 15 MPH.
THURSDAY
SNOW AND RAIN. LOWS IN THE MID 20S. HIGHS IN THE MID
30S. WEST WINDS 15 TO 20 MPH.
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