561
FNUS51 KPBZ 200606
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
106 AM EST TUE JAN 20 2026
DISCUSSION
DRY WEATHER IS EXPECTED TODAY, BUT WIND CHILLS WILL BE
DANGEROUSLY LOW. THE NEXT CHANCE OF PRECIPITATION WILL BE WEDNESDAY
AND THURSDAY AS AN ACTIVE PATTERN WILL REMAIN IN PLACE THROUGH
THE WEEK AND INTO THE WEEKEND. AFTER A BRIEF WARMUP (RELATIVELY)
WEDNESDAY AND THURSDAY, TEMPERATURES WILL BE FALL TO WELL BELOW
NORMAL FRIDAY AND INTO NEXT WEEK. NO FIRE WX CONCERNS FROM A
WEATHER PERSPECTIVE.
OHZ039-202130-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-4) 10 (+8) 37
RH % (24H TREND) 37 (-17) 58 (-11) 43
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR S 10 G23
WIND 20FT/LATE(MPH) SW 9 G17 S 5 SW 13 G23
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1220 980
MIXING HGT(FT-AGL/MSL)4020 3200
TRANSPORT WND (MPH) W 20 SW 29
VENT RATE (KT-FT) 71800 92590
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 61 GOOD 5 VERY POOR 64 GOOD
MAX ADI LATE 76 GOOD 13 GEN POOR 74 GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-202130-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-6) 9 (+8) 36
RH % (24H TREND) 38 (-21) 58 (-11) 45
WIND 20FT/EARLY(MPH) W 9 G18 SW 5 S 11 G23
WIND 20FT/LATE(MPH) W 10 G17 S 6 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 5
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1160 1010
MIXING HGT(FT-AGL/MSL)3800 3310
TRANSPORT WND (MPH) W 21 SW 30
VENT RATE (KT-FT) 71780 96490
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 49 GEN GOOD 6 VERY POOR 64 GOOD
MAX ADI LATE 71 GOOD 13 GEN POOR 79 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-202130-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-6) 9 (+8) 36
RH % (24H TREND) 39 (-20) 59 (-11) 46
WIND 20FT/EARLY(MPH) SW 9 G18 SW 5 S 10 G23
WIND 20FT/LATE(MPH) W 9 G18 S 6 SW 13 G23
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 5
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1190 1020
MIXING HGT(FT-AGL/MSL)3890 3340
TRANSPORT WND (MPH) W 22 SW 33
VENT RATE (KT-FT) 84110 107520
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 22F/9AM
DISPERSION 5 5
MAX ADI EARLY 49 GEN GOOD 6 VERY POOR 65 GOOD
MAX ADI LATE 71 GOOD 13 GEN POOR 85 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-202130-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-4) 10 (+8) 37
RH % (24H TREND) 38 (-15) 57 (-14) 44
WIND 20FT/EARLY(MPH) W 6 LGT/VAR S 9 G22
WIND 20FT/LATE(MPH) SW 7 S 5 SW 12 G22
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1280 1020
MIXING HGT(FT-AGL/MSL)4190 3360
TRANSPORT WND (MPH) W 20 SW 31
VENT RATE (KT-FT) 77940 107570
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 20F/8AM
DISPERSION 5 5
MAX ADI EARLY 63 GOOD 5 VERY POOR 66 GOOD
MAX ADI LATE 75 GOOD 10 POOR 77 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-202130-
HARRISON-
INCLUDING THE CITY OF CADIZ
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-5) 10 (+8) 38
RH % (24H TREND) 36 (-14) 56 (-11) 45
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 9 G23
WIND 20FT/LATE(MPH) SW 9 G18 S 6 SW 13 G24
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1210 940
MIXING HGT(FT-AGL/MSL)3970 3080
TRANSPORT WND (MPH) W 20 SW 30
VENT RATE (KT-FT) 73170 93770
CATEGORY DAY 4 4
INVERSION 4F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 5 VERY POOR 64 GOOD
MAX ADI LATE 75 GOOD 13 GEN POOR 71 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-202130-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-6) 10 (+8) 37
RH % (24H TREND) 35 (-15) 54 (-11) 45
WIND 20FT/EARLY(MPH) SW 9 G18 LGT/VAR S 9 G23
WIND 20FT/LATE(MPH) W 9 G18 S 6 SW 13 G24
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1270 990
MIXING HGT(FT-AGL/MSL)4160 3250
TRANSPORT WND (MPH) W 21 SW 31
VENT RATE (KT-FT) 82570 101090
CATEGORY DAY 4 4
INVERSION 4F/6AM 6PM 22F/9AM
DISPERSION 5 5
MAX ADI EARLY 57 GEN GOOD 5 VERY POOR 64 GOOD
MAX ADI LATE 72 GOOD 10 POOR 76 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-202130-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 19 (-4) 11 (+8) 38
RH % (24H TREND) 35 (-14) 54 (-12) 40
WIND 20FT/EARLY(MPH) W 6 LGT/VAR S 8 G22
WIND 20FT/LATE(MPH) W 7 LGT/VAR SW 12 G23
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1290 970
MIXING HGT(FT-AGL/MSL)4240 3190
TRANSPORT WND (MPH) W 18 SW 28
VENT RATE (KT-FT) 74440 89940
CATEGORY DAY 4 4
INVERSION 4F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 5 VERY POOR 56 GEN GOOD
MAX ADI LATE 73 GOOD 10 POOR 66 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-202130-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 19 (-5) 11 (+8) 39
RH % (24H TREND) 34 (-14) 51 (-15) 39
WIND 20FT/EARLY(MPH) SW 6 G17 LGT/VAR S 8 G23
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR SW 11 G23
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1290 940
MIXING HGT(FT-AGL/MSL)4230 3080
TRANSPORT WND (MPH) W 20 SW 26
VENT RATE (KT-FT) 73610 80220
CATEGORY DAY 4 4
INVERSION 4F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 65 GOOD 5 VERY POOR 59 GEN GOOD
MAX ADI LATE 76 GOOD 10 POOR 65 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-202130-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 19 (-6) 10 (+7) 39
RH % (24H TREND) 34 (-13) 53 (-12) 43
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 9 G24
WIND 20FT/LATE(MPH) W 9 G18 S 5 SW 13 G26
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1250 900
MIXING HGT(FT-AGL/MSL)4110 2960
TRANSPORT WND (MPH) W 21 SW 29
VENT RATE (KT-FT) 81630 85530
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 62 GOOD 5 VERY POOR 57 GEN GOOD
MAX ADI LATE 73 GOOD 10 POOR 67 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-202130-
NOBLE-
INCLUDING THE CITY OF CALDWELL
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 20 (-6) 12 (+8) 40
RH % (24H TREND) 31 (-11) 48 (-14) 40
WIND 20FT/EARLY(MPH) W 6 LGT/VAR S 8 G23
WIND 20FT/LATE(MPH) W 7 LGT/VAR SW 11 G24
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1310 870
MIXING HGT(FT-AGL/MSL)4310 2860
TRANSPORT WND (MPH) W 18 SW 24
VENT RATE (KT-FT) 70890 75540
CATEGORY DAY 4 4
INVERSION 5F/6AM 7PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 63 GOOD 5 VERY POOR 56 GEN GOOD
MAX ADI LATE 72 GOOD 9 POOR 60 GEN GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-202130-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 20 (-7) 11 (+6) 40
RH % (24H TREND) 31 (-10) 51 (-11) 42
WIND 20FT/EARLY(MPH) W 6 G18 LGT/VAR S 7 G23
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR SW 10 G25
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1310 870
MIXING HGT(FT-AGL/MSL)4310 2860
TRANSPORT WND (MPH) W 20 SW 24
VENT RATE (KT-FT) 79370 79020
CATEGORY DAY 4 4
INVERSION 6F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 5 VERY POOR 54 GEN GOOD
MAX ADI LATE 73 GOOD 5 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-202130-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 15 (-6) 6 (+5) 34
RH % (24H TREND) 50 (-14) 70 (-5) 53
WIND 20FT/EARLY(MPH) SW 11 G19 SW 5 S 10 G21
WIND 20FT/LATE(MPH) W 11 G19 S 6 SW 13 G22
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1230 950
MIXING HGT(FT-AGL/MSL)4030 3110
TRANSPORT WND (MPH) W 23 SW 32
VENT RATE (KT-FT) 85500 94930
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 19F/9AM
DISPERSION 5 5
MAX ADI EARLY 51 GEN GOOD 7 POOR 65 GOOD
MAX ADI LATE 71 GOOD 13 GEN POOR 79 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-202130-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 13 (-7) 6 (+6) 33
RH % (24H TREND) 54 (-13) 72 (-9) 56
WIND 20FT/EARLY(MPH) SW 9 G19 LGT/VAR S 8 G20
WIND 20FT/LATE(MPH) W 9 G19 S 5 SW 10 G21
PRECIP AMOUNT 0.00 0.00 0.11
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1280 990
MIXING HGT(FT-AGL/MSL)4200 3260
TRANSPORT WND (MPH) W 24 SW 31
VENT RATE (KT-FT) 99860 98830
CATEGORY DAY 4 4
INVERSION 1F/6AM 7PM 17F/9AM
DISPERSION 5 5
MAX ADI EARLY 56 GEN GOOD 10 POOR 57 GEN GOOD
MAX ADI LATE 81 GOOD 7 POOR 76 GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-202130-
FOREST-
INCLUDING THE CITY OF TIONESTA
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 80
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 12 (-8) 5 (+6) 32
RH % (24H TREND) 52 (-17) 70 (-12) 54
WIND 20FT/EARLY(MPH) W 8 G19 LGT/VAR S 6 G20
WIND 20FT/LATE(MPH) W 8 G20 LGT/VAR SW 8 G21
PRECIP AMOUNT 0.00 0.00 0.14
PRECIP DURATION 6
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1300 990
MIXING HGT(FT-AGL/MSL)4260 3240
TRANSPORT WND (MPH) W 25 SW 29
VENT RATE (KT-FT) 102100 94520
CATEGORY DAY 4 4
INVERSION 0F/6AM 9PM 15F/9AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 12 POOR 56 GEN GOOD
MAX ADI LATE 89 GOOD 6 VERY POOR 73 GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-202130-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-6) 7 (+6) 36
RH % (24H TREND) 43 (-19) 64 (-10) 48
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR S 8 G20
WIND 20FT/LATE(MPH) W 9 G17 LGT/VAR SW 11 G21
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 5
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1240 990
MIXING HGT(FT-AGL/MSL)4060 3260
TRANSPORT WND (MPH) W 23 SW 32
VENT RATE (KT-FT) 84960 98050
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 20F/9AM
DISPERSION 5 5
MAX ADI EARLY 50 GEN GOOD 6 VERY POOR 62 GOOD
MAX ADI LATE 81 GOOD 9 POOR 78 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-202130-
BUTLER-
INCLUDING THE CITY OF BUTLER
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 15 (-7) 6 (+5) 36
RH % (24H TREND) 45 (-19) 67 (-7) 53
WIND 20FT/EARLY(MPH) W 9 G18 LGT/VAR S 7 G19
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 11 G20
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 5
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1240 1030
MIXING HGT(FT-AGL/MSL)4060 3380
TRANSPORT WND (MPH) W 23 SW 29
VENT RATE (KT-FT) 86540 94180
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 18F/9AM
DISPERSION 5 5
MAX ADI EARLY 52 GEN GOOD 5 VERY POOR 58 GEN GOOD
MAX ADI LATE 84 GOOD 7 POOR 71 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-202130-
CLARION-
INCLUDING THE CITY OF CLARION
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 13 (-8) 6 (+6) 35
RH % (24H TREND) 50 (-15) 70 (-7) 54
WIND 20FT/EARLY(MPH) W 9 G20 LGT/VAR S 7 G20
WIND 20FT/LATE(MPH) W 9 G21 LGT/VAR SW 9 G21
PRECIP AMOUNT 0.00 0.00 0.11
PRECIP DURATION 5
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1250 1030
MIXING HGT(FT-AGL/MSL)4110 3380
TRANSPORT WND (MPH) W 25 SW 28
VENT RATE (KT-FT) 94010 89360
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 16F/9AM
DISPERSION 5 5
MAX ADI EARLY 56 GEN GOOD 7 POOR 54 GEN GOOD
MAX ADI LATE 87 GOOD 6 VERY POOR 69 GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-202130-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 12 (-9) 6 (+6) 35
RH % (24H TREND) 49 (-11) 67 (-8) 52
WIND 20FT/EARLY(MPH) W 10 G22 SW 5 S 7 G19
WIND 20FT/LATE(MPH) W 10 G22 LGT/VAR S 10 G21
PRECIP AMOUNT 0.00 0.00 0.14
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1230 1020
MIXING HGT(FT-AGL/MSL)4020 3360
TRANSPORT WND (MPH) W 25 SW 26
VENT RATE (KT-FT) 96550 85900
CATEGORY DAY 4 4
INVERSION 1F/6AM 7PM 16F/9AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 9 POOR 50 GEN GOOD
MAX ADI LATE 82 GOOD 5 VERY POOR 68 GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-202130-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-6) 9 (+7) 37
RH % (24H TREND) 39 (-16) 58 (-9) 47
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 7 G21
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR SW 11 G23
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1270 1040
MIXING HGT(FT-AGL/MSL)4170 3410
TRANSPORT WND (MPH) W 22 SW 31
VENT RATE (KT-FT) 86000 110480
CATEGORY DAY 4 4
INVERSION 4F/6AM 7PM 21F/9AM
DISPERSION 5 5
MAX ADI EARLY 69 GOOD 5 VERY POOR 61 GOOD
MAX ADI LATE 81 GOOD 8 POOR 77 GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-202130-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-7) 9 (+6) 40
RH % (24H TREND) 39 (-11) 59 (-7) 48
WIND 20FT/EARLY(MPH) W 9 G18 LGT/VAR S 8 G21
WIND 20FT/LATE(MPH) W 10 G18 LGT/VAR SW 13 G23
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1320 1120
MIXING HGT(FT-AGL/MSL)4330 3690
TRANSPORT WND (MPH) W 23 SW 25
VENT RATE (KT-FT) 91800 94230
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 21F/9AM
DISPERSION 5 5
MAX ADI EARLY 53 GEN GOOD 5 VERY POOR 49 GEN GOOD
MAX ADI LATE 76 GOOD 5 VERY POOR 67 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-202130-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-7) 7 (+5) 38
RH % (24H TREND) 43 (-16) 67 (-7) 53
WIND 20FT/EARLY(MPH) W 9 G19 LGT/VAR S 6 G18
WIND 20FT/LATE(MPH) W 9 G20 LGT/VAR SW 10 G21
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1300 1100
MIXING HGT(FT-AGL/MSL)4250 3620
TRANSPORT WND (MPH) W 24 SW 25
VENT RATE (KT-FT) 95320 92290
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 19F/9AM
DISPERSION 5 5
MAX ADI EARLY 57 GEN GOOD 5 VERY POOR 51 GEN GOOD
MAX ADI LATE 82 GOOD 5 VERY POOR 67 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-202130-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-7) 9 (+6) 40
RH % (24H TREND) 36 (-14) 55 (-12) 45
WIND 20FT/EARLY(MPH) W 9 G18 LGT/VAR S 9 G22
WIND 20FT/LATE(MPH) W 10 G18 S 5 SW 14 G24
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1270 1080
MIXING HGT(FT-AGL/MSL)4160 3540
TRANSPORT WND (MPH) W 22 SW 28
VENT RATE (KT-FT) 88640 101140
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 53 GEN GOOD 5 VERY POOR 57 GEN GOOD
MAX ADI LATE 72 GOOD 8 POOR 70 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-202130-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-8) 9 (+5) 41
RH % (24H TREND) 35 (-14) 57 (-9) 46
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 7 G21
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR SW 12 G24
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1310 1180
MIXING HGT(FT-AGL/MSL)4300 3860
TRANSPORT WND (MPH) W 21 SW 28
VENT RATE (KT-FT) 80730 104360
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 72 GOOD 5 VERY POOR 59 GEN GOOD
MAX ADI LATE 79 GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-202130-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-9) 8 (+5) 40
RH % (24H TREND) 39 (-10) 63 (-6) 50
WIND 20FT/EARLY(MPH) W 10 G20 SW 5 S 8 G19
WIND 20FT/LATE(MPH) W 12 G20 LGT/VAR SW 13 G23
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 4
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1300 1090
MIXING HGT(FT-AGL/MSL)4270 3590
TRANSPORT WND (MPH) W 23 SW 23
VENT RATE (KT-FT) 95240 84570
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 28F/10AM
DISPERSION 5 5
MAX ADI EARLY 57 GEN GOOD 8 POOR 41 GEN GOOD
MAX ADI LATE 68 GOOD 5 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-202130-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-8) 7 (+6) 40
RH % (24H TREND) 38 (-15) 56 (-15) 47
WIND 20FT/EARLY(MPH) W 11 G23 SW 5 S 7 G19
WIND 20FT/LATE(MPH) W 11 G23 LGT/VAR SW 10 G22
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 4
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1210 1160
MIXING HGT(FT-AGL/MSL)3980 3790
TRANSPORT WND (MPH) W 26 SW 23
VENT RATE (KT-FT) 97560 110340
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 27F/10AM
DISPERSION 5 5
MAX ADI EARLY 61 GOOD 6 VERY POOR 41 GEN GOOD
MAX ADI LATE 73 GOOD 6 VERY POOR 68 GOOD
MAX LVORI EARLY 3 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-202130-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-9) 9 (+5) 41
RH % (24H TREND) 36 (-12) 59 (-7) 47
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR S 7 G19
WIND 20FT/LATE(MPH) W 9 G17 LGT/VAR SW 11 G22
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1360 1150
MIXING HGT(FT-AGL/MSL)4470 3770
TRANSPORT WND (MPH) W 22 SW 25
VENT RATE (KT-FT) 94420 103640
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 25F/9AM
DISPERSION 5 5
MAX ADI EARLY 71 GOOD 5 VERY POOR 47 GEN GOOD
MAX ADI LATE 85 GOOD 6 VERY POOR 66 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-202130-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 15 (-8) 7 (+6) 41
RH % (24H TREND) 38 (-20) 61 (-14) 48
WIND 20FT/EARLY(MPH) W 8 G20 LGT/VAR S 6 G19
WIND 20FT/LATE(MPH) W 8 G20 LGT/VAR SW 9 G22
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1170 1200
MIXING HGT(FT-AGL/MSL)3830 3950
TRANSPORT WND (MPH) W 24 SW 30
VENT RATE (KT-FT) 94740 148640
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 28F/10AM
DISPERSION 5 5
MAX ADI EARLY 65 GOOD 6 VERY POOR 51 GEN GOOD
MAX ADI LATE 82 GOOD 6 VERY POOR 94 GOOD
MAX LVORI EARLY 3 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-202130-
INDIANA-
INCLUDING THE CITY OF INDIANA
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-8) 6 (+4) 38
RH % (24H TREND) 42 (-15) 66 (-7) 51
WIND 20FT/EARLY(MPH) W 11 G23 SW 5 S 6 G18
WIND 20FT/LATE(MPH) W 11 G23 LGT/VAR SW 10 G21
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 4
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1270 1040
MIXING HGT(FT-AGL/MSL)4170 3420
TRANSPORT WND (MPH) W 24 SW 23
VENT RATE (KT-FT) 94140 86950
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 24F/10AM
DISPERSION 5 5
MAX ADI EARLY 64 GOOD 7 POOR 43 GEN GOOD
MAX ADI LATE 71 GOOD 5 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 3 3 3
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-202130-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 15 (-8) 7 (+6) 38
RH % (24H TREND) 42 (-13) 61 (-10) 49
WIND 20FT/EARLY(MPH) W 11 G23 SW 5 S 7 G18
WIND 20FT/LATE(MPH) W 11 G23 LGT/VAR SW 10 G21
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 4
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1210 1040
MIXING HGT(FT-AGL/MSL)3950 3400
TRANSPORT WND (MPH) W 25 SW 23
VENT RATE (KT-FT) 94140 76550
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 25F/10AM
DISPERSION 5 5
MAX ADI EARLY 63 GOOD 9 POOR 40 FAIR
MAX ADI LATE 71 GOOD 5 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-202130-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-6) 11 (+8) 37
RH % (24H TREND) 37 (-14) 53 (-12) 45
WIND 20FT/EARLY(MPH) SW 8 G18 LGT/VAR S 8 G21
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR SW 12 G23
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1320 1070
MIXING HGT(FT-AGL/MSL)4320 3500
TRANSPORT WND (MPH) W 21 SW 31
VENT RATE (KT-FT) 85230 102370
CATEGORY DAY 4 4
INVERSION 4F/6AM 6PM 22F/9AM
DISPERSION 5 5
MAX ADI EARLY 68 GOOD 5 VERY POOR 64 GOOD
MAX ADI LATE 79 GOOD 8 POOR 78 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-202130-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-6) 11 (+7) 38
RH % (24H TREND) 35 (-12) 52 (-11) 43
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 9 G23
WIND 20FT/LATE(MPH) W 9 G18 S 5 SW 13 G24
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1330 990
MIXING HGT(FT-AGL/MSL)4370 3260
TRANSPORT WND (MPH) W 22 SW 29
VENT RATE (KT-FT) 86520 93830
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 23F/9AM
DISPERSION 5 5
MAX ADI EARLY 67 GOOD 5 VERY POOR 58 GEN GOOD
MAX ADI LATE 84 GOOD 8 POOR 71 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-202130-
OHIO-
INCLUDING THE CITY OF WHEELING
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-6) 11 (+7) 39
RH % (24H TREND) 35 (-12) 52 (-11) 43
WIND 20FT/EARLY(MPH) W 9 G18 LGT/VAR S 9 G23
WIND 20FT/LATE(MPH) W 10 G18 S 5 SW 14 G24
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1290 970
MIXING HGT(FT-AGL/MSL)4220 3190
TRANSPORT WND (MPH) W 21 SW 30
VENT RATE (KT-FT) 82150 89370
CATEGORY DAY 4 4
INVERSION 5F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 58 GEN GOOD 5 VERY POOR 55 GEN GOOD
MAX ADI LATE 72 GOOD 8 POOR 75 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-202130-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 20 (-5) 11 (+7) 41
RH % (24H TREND) 35 (-12) 52 (-12) 44
WIND 20FT/EARLY(MPH) W 8 G18 LGT/VAR S 8 G23
WIND 20FT/LATE(MPH) W 8 G17 S 5 SW 12 G24
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1320 1020
MIXING HGT(FT-AGL/MSL)4320 3340
TRANSPORT WND (MPH) W 21 SW 26
VENT RATE (KT-FT) 83050 89930
CATEGORY DAY 4 4
INVERSION 6F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 68 GOOD 5 VERY POOR 59 GEN GOOD
MAX ADI LATE 78 GOOD 7 POOR 68 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-202130-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-8) 11 (+6) 40
RH % (24H TREND) 35 (-14) 55 (-8) 43
WIND 20FT/EARLY(MPH) W 7 G17 LGT/VAR S 7 G21
WIND 20FT/LATE(MPH) W 7 G17 LGT/VAR SW 10 G24
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1310 1080
MIXING HGT(FT-AGL/MSL)4310 3550
TRANSPORT WND (MPH) W 21 SW 24
VENT RATE (KT-FT) 79760 86760
CATEGORY DAY 4 4
INVERSION 6F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 66 GOOD 5 VERY POOR 56 GEN GOOD
MAX ADI LATE 76 GOOD 5 VERY POOR 61 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-202130-
MARION-
INCLUDING THE CITY OF FAIRMONT
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-10) 10 (+5) 42
RH % (24H TREND) 36 (-14) 61 (-2) 47
WIND 20FT/EARLY(MPH) W 6 LGT/VAR S 6 G20
WIND 20FT/LATE(MPH) W 8 LGT/VAR SW 11 G23
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1320 1210
MIXING HGT(FT-AGL/MSL)4320 3970
TRANSPORT WND (MPH) W 21 SW 24
VENT RATE (KT-FT) 80730 94420
CATEGORY DAY 4 4
INVERSION 6F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 69 GOOD 5 VERY POOR 71 GOOD
MAX ADI LATE 79 GOOD 5 VERY POOR 64 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-202130-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 18 (-9) 10 (+5) 42
RH % (24H TREND) 36 (-16) 59 (-5) 45
WIND 20FT/EARLY(MPH) SW 7 LGT/VAR S 7 G20
WIND 20FT/LATE(MPH) W 8 LGT/VAR SW 11 G23
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1350 1220
MIXING HGT(FT-AGL/MSL)4420 4010
TRANSPORT WND (MPH) W 21 SW 25
VENT RATE (KT-FT) 93590 103200
CATEGORY DAY 4 4
INVERSION 6F/6AM 6PM 25F/9AM
DISPERSION 5 5
MAX ADI EARLY 71 GOOD 5 VERY POOR 63 GOOD
MAX ADI LATE 79 GOOD 5 VERY POOR 70 GOOD
MAX LVORI EARLY 1 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-202130-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-8) 8 (+6) 41
RH % (24H TREND) 37 (-20) 62 (-7) 46
WIND 20FT/EARLY(MPH) W 8 G17 LGT/VAR S 7 G19
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR SW 10 G22
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1200 1070
MIXING HGT(FT-AGL/MSL)3920 3500
TRANSPORT WND (MPH) W 22 SW 29
VENT RATE (KT-FT) 80120 95450
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 29F/10AM
DISPERSION 5 5
MAX ADI EARLY 67 GOOD 5 VERY POOR 62 GOOD
MAX ADI LATE 78 GOOD 5 VERY POOR 78 GOOD
MAX LVORI EARLY 3 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-202130-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SNOW/RAIN
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 16 (-9) 8 (+6) 42
RH % (24H TREND) 37 (-18) 64 (-7) 48
WIND 20FT/EARLY(MPH) W 6 G18 LGT/VAR S 5 G18
WIND 20FT/LATE(MPH) W 7 G17 LGT/VAR SW 9 G21
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1260 1170
MIXING HGT(FT-AGL/MSL)4140 3850
TRANSPORT WND (MPH) W 22 SW 30
VENT RATE (KT-FT) 91390 123260
CATEGORY DAY 4 4
INVERSION 3F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 70 GOOD 5 VERY POOR 73 GOOD
MAX ADI LATE 82 GOOD 5 VERY POOR 94 GOOD
MAX LVORI EARLY 3 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-202130-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 15 (-8) 7 (+7) 41
RH % (24H TREND) 39 (-19) 66 (-10) 47
WIND 20FT/EARLY(MPH) W 9 G22 SW 5 S 7 G19
WIND 20FT/LATE(MPH) W 9 G22 LGT/VAR SW 10 G22
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1130 1090
MIXING HGT(FT-AGL/MSL)3700 3580
TRANSPORT WND (MPH) W 24 SW 29
VENT RATE (KT-FT) 87360 108890
CATEGORY DAY 4 4
INVERSION 1F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 58 GEN GOOD 6 VERY POOR 70 GOOD
MAX ADI LATE 79 GOOD 6 VERY POOR 77 GOOD
MAX LVORI EARLY 3 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-202130-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 17 (-10) 7 (+6) 43
RH % (24H TREND) 36 (-14) 64 (-10) 42
WIND 20FT/EARLY(MPH) W 8 G21 LGT/VAR S 5 G20
WIND 20FT/LATE(MPH) W 9 G21 LGT/VAR SW 9 G23
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1210 1170
MIXING HGT(FT-AGL/MSL)3960 3840
TRANSPORT WND (MPH) W 23 SW 28
VENT RATE (KT-FT) 90260 104360
CATEGORY DAY 4 4
INVERSION 2F/6AM 6PM 24F/9AM
DISPERSION 5 5
MAX ADI EARLY 69 GOOD 5 VERY POOR 69 GOOD
MAX ADI LATE 83 GOOD 5 VERY POOR 87 GOOD
MAX LVORI EARLY 2 2 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-202130-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
106 AM EST TUE JAN 20 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR CLEAR PCLDY
PRECIP TYPE NONE NONE SNOW
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 13 (-8) 3 (+5) 40
RH % (24H TREND) 42 (-17) 65 (-16) 46
WIND 20FT/EARLY(MPH) W 11 G30 W 6 G20 S 7 G24
WIND 20FT/LATE(MPH) W 10 G29 LGT/VAR SW 10 G29
PRECIP AMOUNT 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 980 1160
MIXING HGT(FT-AGL/MSL)3220 3790
TRANSPORT WND (MPH) W 28 SW 32
VENT RATE (KT-FT) 92300 125330
CATEGORY DAY 4 5
INVERSION -1F/6AM 6PM 27F/10AM
DISPERSION 5 5
MAX ADI EARLY 56 GEN GOOD 10 POOR 68 GOOD
MAX ADI LATE 65 GOOD 7 POOR 86 GOOD
MAX LVORI EARLY 3 3 2
MAX LVORI LATE 1 2 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLOUDY. SNOW LIKELY AND A CHANCE OF RAIN. LOWS
IN THE UPPER 20S. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS AROUND
10 MPH.
FRIDAY
MOSTLY CLOUDY. COLDER. LOWS AROUND 13. HIGHS AROUND 20.
WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS AROUND 1.
HIGHS AROUND 12. NORTH WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS AROUND 6.
HIGHS AROUND 18. NORTH WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SNOW. LOWS AROUND 4. HIGHS
AROUND 19. WEST WINDS 10 TO 15 MPH.
88
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