815
FNUS51 KPBZ 170614
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
214 AM EDT FRI JUL 17 2026
DISCUSSION
SMOKE FROM CANADIAN WILDFIRES WILL REMAIN OVERHEAD THROUGH THE DAY
ON FRIDAY KNOCKING A FEW DEGREES OFF OF HIGH TEMPERATURES. MINRH
VALUES WILL DIP INTO THE MID 30% RANGE WITH LIGHT WIND. A MORE
ACTIVE PATTERN RETURNS ON SATURDAY WITH SHOWERS AND THUNDERSTORMS
EXPECTED IN THE AFTERNOON AND EVENING.
OHZ039-172015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 70
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 70 (+4) 85
RH % (24H TREND) 38 (-27) 93 (+6) 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.04 0.31
PRECIP DURATION 1 8
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1530 1050
MIXING HGT(FT-AGL/MSL)5010 3450
TRANSPORT WND (MPH) SW 5 SW 16
VENT RATE (KT-FT) 20040 48300
CATEGORY DAY 2 3
INVERSION 76F/10AM 8PM 72F/8AM
DISPERSION 2 3
MAX ADI EARLY 11 POOR 4 VERY POOR 37 FAIR
MAX ADI LATE 28 FAIR 5 VERY POOR 67 GOOD
MAX LVORI EARLY 5 3 6
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-172015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 60 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (0) 69 (+4) 84
RH % (24H TREND) 36 (-25) 90 (+3) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 11 G18
PRECIP AMOUNT 0.00 0.02 0.35
PRECIP DURATION 2 8
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1520 900
MIXING HGT(FT-AGL/MSL)4990 2970
TRANSPORT WND (MPH) SW 5 SW 18
VENT RATE (KT-FT) 19960 47520
CATEGORY DAY 2 3
INVERSION 76F/10AM 8PM 71F/8AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 4 VERY POOR 32 FAIR
MAX ADI LATE 28 FAIR 7 POOR 53 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-172015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 60 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-1) 68 (+5) 84
RH % (24H TREND) 37 (-22) 90 (+1) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.04 0.42
PRECIP DURATION 2 8
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1580 960
MIXING HGT(FT-AGL/MSL)5190 3140
TRANSPORT WND (MPH) SW 5 SW 18
VENT RATE (KT-FT) 20760 50240
CATEGORY DAY 2 3
INVERSION 76F/10AM 8PM 71F/8AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 4 VERY POOR 37 FAIR
MAX ADI LATE 29 FAIR 8 POOR 56 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-172015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 70
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 70 (+4) 85
RH % (24H TREND) 40 (-25) 98 (+7) 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.03 0.26
PRECIP DURATION 2 6
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1640 1100
MIXING HGT(FT-AGL/MSL)5380 3600
TRANSPORT WND (MPH) SW 5 W 20
VENT RATE (KT-FT) 21520 61200
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 75F/9AM
DISPERSION 2 4
MAX ADI EARLY 12 POOR 3 VERY POOR 42 GEN GOOD
MAX ADI LATE 29 FAIR 5 VERY POOR 70 GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-172015-
HARRISON-
INCLUDING THE CITY OF CADIZ
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 89 (-1) 69 (+3) 84
RH % (24H TREND) 37 (-28) 91 (+1) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.08 0.35
PRECIP DURATION 1 9
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1500 1000
MIXING HGT(FT-AGL/MSL)4920 3280
TRANSPORT WND (MPH) W 5 W 18
VENT RATE (KT-FT) 19680 52480
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 72F/8AM
DISPERSION 2 4
MAX ADI EARLY 9 POOR 4 VERY POOR 38 FAIR
MAX ADI LATE 27 FAIR 5 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-172015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-2) 69 (+4) 84
RH % (24H TREND) 35 (-26) 89 (+1) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.08 0.37
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1610 1020
MIXING HGT(FT-AGL/MSL)5280 3340
TRANSPORT WND (MPH) W 3 W 18
VENT RATE (KT-FT) 15840 53440
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 72F/8AM
DISPERSION 2 4
MAX ADI EARLY 9 POOR 4 VERY POOR 38 FAIR
MAX ADI LATE 28 FAIR 6 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-172015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 90 (-2) 71 (+4) 86
RH % (24H TREND) 40 (-14) 95 (+1) 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.02 0.26
PRECIP DURATION 2 6
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1710 1090
MIXING HGT(FT-AGL/MSL)5610 3570
TRANSPORT WND (MPH) SW 5 W 20
VENT RATE (KT-FT) 22440 60690
CATEGORY DAY 2 4
INVERSION 77F/10AM 7PM 74F/8AM
DISPERSION 2 4
MAX ADI EARLY 12 POOR 3 VERY POOR 48 GEN GOOD
MAX ADI LATE 30 FAIR 4 VERY POOR 67 GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 2 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-172015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 90 (-1) 70 (+4) 85
RH % (24H TREND) 38 (-20) 95 (0) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.05 0.36
PRECIP DURATION 1 8
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1620 1050
MIXING HGT(FT-AGL/MSL)5320 3440
TRANSPORT WND (MPH) W 5 W 18
VENT RATE (KT-FT) 21280 55040
CATEGORY DAY 2 4
INVERSION 77F/10AM 8PM 73F/8AM
DISPERSION 2 4
MAX ADI EARLY 9 POOR 3 VERY POOR 43 GEN GOOD
MAX ADI LATE 29 FAIR 4 VERY POOR 63 GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-172015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 90
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 89 (-2) 70 (+3) 84
RH % (24H TREND) 36 (-25) 91 (-5) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.08 0.39
PRECIP DURATION 1 9
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1520 960
MIXING HGT(FT-AGL/MSL)4990 3150
TRANSPORT WND (MPH) NW 5 SW 18
VENT RATE (KT-FT) 19960 50400
CATEGORY DAY 2 3
INVERSION 78F/10AM 7PM 76F/9AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 3 VERY POOR 44 GEN GOOD
MAX ADI LATE 28 FAIR 5 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-172015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 50 90
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 90 (-2) 71 (+4) 85
RH % (24H TREND) 39 (-16) 95 (-4) 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 0.04 0.33
PRECIP DURATION 0 1 6
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1020
MIXING HGT(FT-AGL/MSL)5470 3350
TRANSPORT WND (MPH) W 3 W 15
VENT RATE (KT-FT) 16410 43550
CATEGORY DAY 2 3
INVERSION 72F/9AM 7PM 73F/8AM
DISPERSION 2 3
MAX ADI EARLY 8 POOR 3 VERY POOR 46 GEN GOOD
MAX ADI LATE 23 FAIR 4 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-172015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 40 90
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 90 (-1) 71 (+3) 84
RH % (24H TREND) 38 (-22) 93 (-6) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.02 0.40
PRECIP DURATION 0 1 7
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1590 950
MIXING HGT(FT-AGL/MSL)5200 3110
TRANSPORT WND (MPH) W 5 SW 16
VENT RATE (KT-FT) 20800 43540
CATEGORY DAY 2 3
INVERSION 73F/9AM 7PM 73F/8AM
DISPERSION 2 3
MAX ADI EARLY 8 POOR 3 VERY POOR 46 GEN GOOD
MAX ADI LATE 28 FAIR 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-172015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 50
TEMP (24H TREND) 87 (+2) 66 (+3) 85
RH % (24H TREND) 39 (-7) 91 (-3) 70
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.04 0.68
PRECIP DURATION 1 8
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1580 940
MIXING HGT(FT-AGL/MSL)5180 3090
TRANSPORT WND (MPH) W 5 SW 20
VENT RATE (KT-FT) 20720 52530
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 72F/9AM
DISPERSION 2 4
MAX ADI EARLY 9 POOR 4 VERY POOR 37 FAIR
MAX ADI LATE 28 FAIR 8 POOR 48 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-172015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 50 70
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 87 (+2) 65 (+3) 82
RH % (24H TREND) 39 (-6) 93 (-1) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.03 0.65
PRECIP DURATION 1 8
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1740 970
MIXING HGT(FT-AGL/MSL)5700 3170
TRANSPORT WND (MPH) W 6 SW 21
VENT RATE (KT-FT) 28500 57060
CATEGORY DAY 3 4
INVERSION 74F/10AM 8PM 69F/9AM
DISPERSION 3 4
MAX ADI EARLY 15 GEN POOR 3 VERY POOR 34 FAIR
MAX ADI LATE 44 GEN GOOD 7 POOR 64 GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-172015-
FOREST-
INCLUDING THE CITY OF TIONESTA
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 30 90
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 86 (+2) 63 (+2) 81
RH % (24H TREND) 36 (-8) 91 (-1) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 7 G18
PRECIP AMOUNT 0.00 0.01 0.67
PRECIP DURATION 1 8
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1680 930
MIXING HGT(FT-AGL/MSL)5510 3060
TRANSPORT WND (MPH) W 7 SW 21
VENT RATE (KT-FT) 33060 55080
CATEGORY DAY 3 4
INVERSION 73F/10AM 8PM 68F/9AM
DISPERSION 3 4
MAX ADI EARLY 21 FAIR 3 VERY POOR 34 FAIR
MAX ADI LATE 52 GEN GOOD 5 VERY POOR 64 GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 1 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-172015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 70
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (+1) 67 (+4) 84
RH % (24H TREND) 39 (-14) 91 (-2) 72
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.03 0.69
PRECIP DURATION 1 9
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1420 900
MIXING HGT(FT-AGL/MSL)4660 2950
TRANSPORT WND (MPH) W 3 SW 20
VENT RATE (KT-FT) 13980 50150
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 73F/9AM
DISPERSION 2 4
MAX ADI EARLY 7 POOR 4 VERY POOR 43 GEN GOOD
MAX ADI LATE 20 GEN POOR 6 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-172015-
BUTLER-
INCLUDING THE CITY OF BUTLER
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 80
CHANCE OF THUNDER (%) 0 30 50
TEMP (24H TREND) 88 (+1) 66 (+4) 83
RH % (24H TREND) 40 (-19) 92 (-1) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.02 0.64
PRECIP DURATION 1 9
PRECIP BEGIN 3 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1530 920
MIXING HGT(FT-AGL/MSL)5010 3020
TRANSPORT WND (MPH) NW 5 SW 18
VENT RATE (KT-FT) 20040 48320
CATEGORY DAY 2 3
INVERSION 75F/10AM 8PM 72F/9AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 4 VERY POOR 38 FAIR
MAX ADI LATE 28 FAIR 6 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-172015-
CLARION-
INCLUDING THE CITY OF CLARION
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 30 80
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 87 (+1) 64 (+3) 82
RH % (24H TREND) 38 (-16) 91 (-2) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.01 0.55
PRECIP DURATION 0 10
PRECIP BEGIN 4 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1680 900
MIXING HGT(FT-AGL/MSL)5500 2960
TRANSPORT WND (MPH) NW 6 SW 18
VENT RATE (KT-FT) 27500 47360
CATEGORY DAY 3 3
INVERSION 74F/10AM 8PM 69F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 3 VERY POOR 40 FAIR
MAX ADI LATE 44 GEN GOOD 6 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-172015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 80
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 85 (-1) 64 (+2) 80
RH % (24H TREND) 35 (-16) 88 (-2) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G20
PRECIP AMOUNT 0.00 0.00 0.49
PRECIP DURATION 9
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1660 880
MIXING HGT(FT-AGL/MSL)5460 2890
TRANSPORT WND (MPH) W 7 SW 20
VENT RATE (KT-FT) 32760 49130
CATEGORY DAY 3 3
INVERSION 74F/10AM 8PM 69F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 3 VERY POOR 41 GEN GOOD
MAX ADI LATE 45 GEN GOOD 6 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-172015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 60 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-1) 68 (+3) 84
RH % (24H TREND) 38 (-17) 90 (0) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.05 0.54
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1620 1010
MIXING HGT(FT-AGL/MSL)5330 3330
TRANSPORT WND (MPH) W 5 SW 18
VENT RATE (KT-FT) 21320 53280
CATEGORY DAY 2 4
INVERSION 76F/10AM 8PM 73F/9AM
DISPERSION 2 4
MAX ADI EARLY 10 POOR 3 VERY POOR 39 FAIR
MAX ADI LATE 27 FAIR 5 VERY POOR 61 GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-172015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 60 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 69 (+3) 84
RH % (24H TREND) 36 (-18) 88 (+1) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 12 G19
PRECIP AMOUNT 0.00 0.04 0.47
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1740 1020
MIXING HGT(FT-AGL/MSL)5720 3340
TRANSPORT WND (MPH) NW 3 SW 20
VENT RATE (KT-FT) 17160 56780
CATEGORY DAY 2 4
INVERSION 77F/10AM 8PM 74F/9AM
DISPERSION 2 4
MAX ADI EARLY 11 POOR 3 VERY POOR 33 FAIR
MAX ADI LATE 24 FAIR 6 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-172015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 40 80
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 89 (+1) 65 (+3) 84
RH % (24H TREND) 39 (-21) 91 (-3) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.01 0.50
PRECIP DURATION 1 10
PRECIP BEGIN 3 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1570 890
MIXING HGT(FT-AGL/MSL)5150 2930
TRANSPORT WND (MPH) NW 5 SW 18
VENT RATE (KT-FT) 20600 46880
CATEGORY DAY 2 3
INVERSION 75F/10AM 7PM 71F/9AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 35 FAIR
MAX ADI LATE 29 FAIR 4 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-172015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 87 (-3) 69 (+3) 83
RH % (24H TREND) 37 (-23) 89 (+2) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 11 G19
PRECIP AMOUNT 0.00 0.04 0.54
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1560 950
MIXING HGT(FT-AGL/MSL)5130 3110
TRANSPORT WND (MPH) NW 3 SW 20
VENT RATE (KT-FT) 15390 52870
CATEGORY DAY 2 4
INVERSION 77F/10AM 7PM 75F/9AM
DISPERSION 2 4
MAX ADI EARLY 10 POOR 3 VERY POOR 34 FAIR
MAX ADI LATE 27 FAIR 6 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-172015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 87 (-3) 69 (+3) 82
RH % (24H TREND) 39 (-27) 93 (-5) 78
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.03 0.53
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1550 940
MIXING HGT(FT-AGL/MSL)5080 3070
TRANSPORT WND (MPH) NW 6 SW 18
VENT RATE (KT-FT) 25400 49120
CATEGORY DAY 3 3
INVERSION 71F/9AM 7PM 75F/9AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 3 VERY POOR 45 GEN GOOD
MAX ADI LATE 30 FAIR 5 VERY POOR 62 GOOD
MAX LVORI EARLY 5 3 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-172015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 90
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-2) 67 (+3) 83
RH % (24H TREND) 38 (-17) 90 (-4) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 8 G19
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 12 G20
PRECIP AMOUNT 0.00 0.03 0.59
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1500 900
MIXING HGT(FT-AGL/MSL)4920 2950
TRANSPORT WND (MPH) NW 3 SW 18
VENT RATE (KT-FT) 14760 47200
CATEGORY DAY 2 3
INVERSION 77F/10AM 7PM 74F/9AM
DISPERSION 2 3
MAX ADI EARLY 7 POOR 3 VERY POOR 30 FAIR
MAX ADI LATE 21 FAIR 6 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-172015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 90
CHANCE OF THUNDER (%) 0 20 50
TEMP (24H TREND) 88 (0) 66 (+2) 83
RH % (24H TREND) 36 (-20) 89 (-3) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G20
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G20
PRECIP AMOUNT 0.00 0.02 0.52
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1260 900
MIXING HGT(FT-AGL/MSL)4140 2940
TRANSPORT WND (MPH) NW 5 W 18
VENT RATE (KT-FT) 16560 47040
CATEGORY DAY 2 3
INVERSION 75F/10AM 7PM 73F/9AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 32 FAIR
MAX ADI LATE 24 FAIR 5 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-172015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 90
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 87 (-4) 68 (+2) 83
RH % (24H TREND) 38 (-21) 90 (0) 77
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.03 0.61
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1300 860
MIXING HGT(FT-AGL/MSL)4270 2810
TRANSPORT WND (MPH) N 5 SW 18
VENT RATE (KT-FT) 17080 44960
CATEGORY DAY 2 3
INVERSION 78F/10AM 7PM 75F/9AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 3 VERY POOR 34 FAIR
MAX ADI LATE 23 FAIR 5 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-172015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 90
CHANCE OF THUNDER (%) 0 30 50
TEMP (24H TREND) 87 (0) 66 (+3) 82
RH % (24H TREND) 37 (-26) 92 (-6) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.01 0.51
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1290 870
MIXING HGT(FT-AGL/MSL)4230 2860
TRANSPORT WND (MPH) NW 5 SW 17
VENT RATE (KT-FT) 16920 42900
CATEGORY DAY 2 3
INVERSION 76F/10AM 7PM 70F/8AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 35 FAIR
MAX ADI LATE 25 FAIR 5 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-172015-
INDIANA-
INCLUDING THE CITY OF INDIANA
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 40 80
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 87 (0) 65 (+2) 83
RH % (24H TREND) 38 (-24) 89 (-3) 74
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 11 G20
PRECIP AMOUNT 0.00 0.02 0.57
PRECIP DURATION 0 10
PRECIP BEGIN 4 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1440 850
MIXING HGT(FT-AGL/MSL)4710 2800
TRANSPORT WND (MPH) NW 6 SW 17
VENT RATE (KT-FT) 23550 42000
CATEGORY DAY 3 3
INVERSION 75F/10AM 7PM 71F/9AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 3 VERY POOR 36 FAIR
MAX ADI LATE 32 FAIR 5 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-172015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 50 90
CHANCE OF THUNDER (%) 0 0 50
TEMP (24H TREND) 86 (0) 65 (+2) 82
RH % (24H TREND) 37 (-26) 88 (-1) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G18
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G21
PRECIP AMOUNT 0.00 0.03 0.63
PRECIP DURATION 0 9
PRECIP BEGIN 4 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1310 870
MIXING HGT(FT-AGL/MSL)4290 2870
TRANSPORT WND (MPH) NW 6 SW 17
VENT RATE (KT-FT) 21450 43050
CATEGORY DAY 2 3
INVERSION 75F/10AM 7PM 72F/9AM
DISPERSION 2 3
MAX ADI EARLY 11 POOR 3 VERY POOR 38 FAIR
MAX ADI LATE 31 FAIR 5 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-172015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 60 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-2) 69 (+4) 83
RH % (24H TREND) 37 (-23) 89 (0) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.05 0.39
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1620 990
MIXING HGT(FT-AGL/MSL)5320 3260
TRANSPORT WND (MPH) W 3 SW 17
VENT RATE (KT-FT) 15960 48900
CATEGORY DAY 2 3
INVERSION 76F/10AM 8PM 71F/8AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 40 FAIR
MAX ADI LATE 29 FAIR 6 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-172015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 70 (+4) 84
RH % (24H TREND) 35 (-24) 86 (0) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.07 0.47
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1640 970
MIXING HGT(FT-AGL/MSL)5380 3190
TRANSPORT WND (MPH) NW 3 SW 18
VENT RATE (KT-FT) 16140 51040
CATEGORY DAY 2 3
INVERSION 72F/9AM 8PM 75F/9AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 44 GEN GOOD
MAX ADI LATE 30 FAIR 5 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-172015-
OHIO-
INCLUDING THE CITY OF WHEELING
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 50 80
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 70 (+3) 84
RH % (24H TREND) 35 (-29) 89 (+4) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 7 G18
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.14 0.53
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1580 970
MIXING HGT(FT-AGL/MSL)5190 3180
TRANSPORT WND (MPH) NW 5 SW 18
VENT RATE (KT-FT) 20760 50880
CATEGORY DAY 2 3
INVERSION 77F/10AM 7PM 75F/9AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 46 GEN GOOD
MAX ADI LATE 29 FAIR 5 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-172015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 90
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 90 (0) 71 (+3) 84
RH % (24H TREND) 38 (-28) 92 (-4) 79
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.04 0.52
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1540 870
MIXING HGT(FT-AGL/MSL)5040 2850
TRANSPORT WND (MPH) W 5 SW 17
VENT RATE (KT-FT) 20160 42750
CATEGORY DAY 2 3
INVERSION 72F/9AM 7PM 73F/8AM
DISPERSION 2 3
MAX ADI EARLY 10 POOR 3 VERY POOR 45 GEN GOOD
MAX ADI LATE 28 FAIR 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 2 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-172015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 40 90
CHANCE OF THUNDER (%) 0 30 70
TEMP (24H TREND) 88 (-3) 70 (+3) 82
RH % (24H TREND) 41 (-28) 95 (-3) 82
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.01 0.37
PRECIP DURATION 0 1 8
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1580 980
MIXING HGT(FT-AGL/MSL)5170 3220
TRANSPORT WND (MPH) W 5 W 16
VENT RATE (KT-FT) 20680 45080
CATEGORY DAY 2 3
INVERSION 72F/9AM 7PM 73F/8AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 3 VERY POOR 50 GEN GOOD
MAX ADI LATE 29 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 4 3 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-172015-
MARION-
INCLUDING THE CITY OF FAIRMONT
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 40 90
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 89 (-1) 69 (+3) 82
RH % (24H TREND) 40 (-27) 96 (-3) 81
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.03 0.37
PRECIP DURATION 0 1 8
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1640 950
MIXING HGT(FT-AGL/MSL)5370 3130
TRANSPORT WND (MPH) NW 6 SW 17
VENT RATE (KT-FT) 26850 46950
CATEGORY DAY 3 3
INVERSION 78F/10AM 7PM 75F/9AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 3 VERY POOR 45 GEN GOOD
MAX ADI LATE 37 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-172015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 40 90
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 88 (-2) 69 (+3) 82
RH % (24H TREND) 38 (-29) 93 (-5) 80
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.04 0.56
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1600 930
MIXING HGT(FT-AGL/MSL)5250 3050
TRANSPORT WND (MPH) NW 6 SW 17
VENT RATE (KT-FT) 26250 45750
CATEGORY DAY 3 3
INVERSION 78F/10AM 7PM 75F/9AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 2 VERY POOR 40 FAIR
MAX ADI LATE 36 FAIR 5 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-172015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 30 90
CHANCE OF THUNDER (%) 0 30 60
TEMP (24H TREND) 87 (0) 67 (+2) 80
RH % (24H TREND) 37 (-32) 94 (-6) 79
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.02 0.51
PRECIP DURATION 1 9
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1450 870
MIXING HGT(FT-AGL/MSL)4760 2850
TRANSPORT WND (MPH) NW 5 SW 16
VENT RATE (KT-FT) 19040 39900
CATEGORY DAY 2 3
INVERSION 76F/10AM 7PM 73F/9AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 3 VERY POOR 33 FAIR
MAX ADI LATE 33 FAIR 5 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 2 6 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-172015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 30 90
CHANCE OF THUNDER (%) 0 30 50
TEMP (24H TREND) 87 (-1) 67 (+2) 81
RH % (24H TREND) 37 (-30) 93 (-7) 75
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.02 0.50
PRECIP DURATION 1 9
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1420 940
MIXING HGT(FT-AGL/MSL)4660 3080
TRANSPORT WND (MPH) W 6 SW 17
VENT RATE (KT-FT) 23300 46200
CATEGORY DAY 3 3
INVERSION 77F/10AM 7PM 74F/9AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 3 VERY POOR 35 FAIR
MAX ADI LATE 33 FAIR 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-172015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 20 90
CHANCE OF THUNDER (%) 0 20 50
TEMP (24H TREND) 86 (+1) 67 (+2) 80
RH % (24H TREND) 39 (-33) 93 (-7) 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G18
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.01 0.42
PRECIP DURATION 1 7
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1390 960
MIXING HGT(FT-AGL/MSL)4570 3160
TRANSPORT WND (MPH) W 7 W 18
VENT RATE (KT-FT) 27420 50560
CATEGORY DAY 3 3
INVERSION 75F/10AM 7PM 70F/8AM
DISPERSION 3 3
MAX ADI EARLY 13 GEN POOR 3 VERY POOR 38 FAIR
MAX ADI LATE 40 FAIR 5 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-172015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 20 100
CHANCE OF THUNDER (%) 0 20 50
TEMP (24H TREND) 88 (+1) 69 (+3) 82
RH % (24H TREND) 40 (-24) 91 (-9) 71
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.00 0.47
PRECIP DURATION 0 1 6
PRECIP BEGIN 3 PM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1440 1080
MIXING HGT(FT-AGL/MSL)4710 3550
TRANSPORT WND (MPH) W 8 W 18
VENT RATE (KT-FT) 32970 56800
CATEGORY DAY 3 4
INVERSION 76F/10AM 7PM 72F/9AM
DISPERSION 3 4
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 37 FAIR
MAX ADI LATE 46 GEN GOOD 4 VERY POOR 65 GOOD
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 2 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-172015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
214 AM EDT FRI JUL 17 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 20 90
CHANCE OF THUNDER (%) 0 20 50
TEMP (24H TREND) 85 (+3) 64 (+1) 79
RH % (24H TREND) 44 (-24) 94 (-6) 73
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 6 G22
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR W 9 G23
PRECIP AMOUNT 0.00 0.00 0.31
PRECIP DURATION 1 6
PRECIP BEGIN 6 PM 7 AM
PRECIP END 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1480 1180
MIXING HGT(FT-AGL/MSL)4840 3890
TRANSPORT WND (MPH) W 8 W 18
VENT RATE (KT-FT) 33880 62240
CATEGORY DAY 3 4
INVERSION 69F/9AM 8PM 69F/8AM
DISPERSION 3 4
MAX ADI EARLY 30 FAIR 3 VERY POOR 47 GEN GOOD
MAX ADI LATE 50 GEN GOOD 7 POOR 68 GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
SHOWERS WITH THUNDERSTORMS LIKELY. LOWS IN THE MID 60S.
HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTH WINDS 5 TO 10 MPH.
SHALLENBERGER
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