935
FNUS51 KPBZ 090445
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1245 AM EDT SAT MAY 9 2026
DISCUSSION
A FEW STRONG STORMS WILL BE POSSIBLE MAINLY ALONG THE I-80
CORRIDOR LATE THIS AFTERNOON AND EVENING. BELOW AVERAGE
TEMPERATURES AND PERIODIC RAIN CHANCES THEN CONTINUE THROUGH THE
REST OF THE WEEKEND. DRIER WEATHER AND LOWER HUMIDITIES FAVORED
FOR MONDAY INTO TUESDAY WITH BUILDING HIGH PRESSURE.
OHZ039-092015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 70 40
CHANCE OF THUNDER (%) 0 30 0
TEMP (24H TREND) 69 (+8) 50 (+4) 66
RH % (24H TREND) 52 (0) 90 (-8) 47
WIND 20FT/EARLY(MPH) SW 7 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.05 0.14 0.02
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1460 1650
MIXING HGT(FT-AGL/MSL)4780 5430
TRANSPORT WND (MPH) SW 20 NW 13
VENT RATE (KT-FT) 59520 59730
CATEGORY DAY 4 4
INVERSION 53F/8AM 8PM 54F/9AM
DISPERSION 5 4
MAX ADI EARLY 46 GEN GOOD 26 FAIR 24 FAIR
MAX ADI LATE 98 GOOD 6 VERY POOR 76 GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-092015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 70 40
CHANCE OF THUNDER (%) 0 30 0
TEMP (24H TREND) 68 (+10) 49 (+3) 64
RH % (24H TREND) 53 (-2) 90 (-10) 47
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G17 SW 5 NW 6
PRECIP AMOUNT 0.06 0.07 0.02
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 AM 6 PM CONTINUING
PRECIP END 2 PM CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1430 1560
MIXING HGT(FT-AGL/MSL)4700 5130
TRANSPORT WND (MPH) SW 20 NW 12
VENT RATE (KT-FT) 59080 51300
CATEGORY DAY 4 3
INVERSION 52F/8AM 8PM 53F/9AM
DISPERSION 5 3
MAX ADI EARLY 40 FAIR 26 FAIR 25 FAIR
MAX ADI LATE 78 GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-092015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 70 40
CHANCE OF THUNDER (%) 0 30 0
TEMP (24H TREND) 68 (+9) 49 (+4) 64
RH % (24H TREND) 52 (-3) 91 (-7) 44
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G17 LGT/VAR NW 6
PRECIP AMOUNT 0.06 0.02 0.01
PRECIP DURATION 3 4 1
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 3 AM 12 PM
MIXING HGT(M-AGL/MSL) 1430 1640
MIXING HGT(FT-AGL/MSL)4700 5370
TRANSPORT WND (MPH) SW 20 NW 13
VENT RATE (KT-FT) 64420 59070
CATEGORY DAY 4 4
INVERSION 52F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 42 GEN GOOD 26 FAIR 25 FAIR
MAX ADI LATE 81 GOOD 7 POOR 75 GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-092015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 60 40
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 70 (+7) 50 (+4) 65
RH % (24H TREND) 50 (+4) 92 (-7) 45
WIND 20FT/EARLY(MPH) SW 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.11 0.02
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 AM 6 PM CONTINUING
PRECIP END 2 PM CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1490 1840
MIXING HGT(FT-AGL/MSL)4890 6020
TRANSPORT WND (MPH) W 18 NW 13
VENT RATE (KT-FT) 58580 66220
CATEGORY DAY 4 4
INVERSION 54F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 45 GEN GOOD 26 FAIR 26 FAIR
MAX ADI LATE 106 VERY GOOD5 VERY POOR 87 GOOD
MAX LVORI EARLY 6 4 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-092015-
HARRISON-
INCLUDING THE CITY OF CADIZ
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 60 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 69 (+6) 50 (+4) 66
RH % (24H TREND) 50 (+3) 92 (-7) 45
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 SW 5 NW 5
PRECIP AMOUNT 0.09 0.10 0.04
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 7 PM CONTINUING
PRECIP END 12 PM CONTINUING 1 PM
MIXING HGT(M-AGL/MSL) 1440 1450
MIXING HGT(FT-AGL/MSL)4740 4760
TRANSPORT WND (MPH) W 18 NW 12
VENT RATE (KT-FT) 55910 47600
CATEGORY DAY 4 3
INVERSION 52F/8AM 8PM 55F/9AM
DISPERSION 5 3
MAX ADI EARLY 50 GEN GOOD 12 POOR 23 FAIR
MAX ADI LATE 100 GOOD 7 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-092015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 60 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+8) 50 (+4) 66
RH % (24H TREND) 50 (+1) 89 (-9) 44
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 SW 5 NW 5
PRECIP AMOUNT 0.09 0.07 0.04
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 1 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1450 1360
MIXING HGT(FT-AGL/MSL)4750 4470
TRANSPORT WND (MPH) SW 18 NW 12
VENT RATE (KT-FT) 58480 44700
CATEGORY DAY 4 3
INVERSION 52F/8AM 8PM 55F/9AM
DISPERSION 5 3
MAX ADI EARLY 48 GEN GOOD 18 GEN POOR 25 FAIR
MAX ADI LATE 99 GOOD 7 POOR 57 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-092015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 70 30 30
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 71 (+5) 50 (+4) 67
RH % (24H TREND) 48 (+7) 92 (-5) 47
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.02 0.01
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 6 PM CONTINUING
PRECIP END 1 PM CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1500 1530
MIXING HGT(FT-AGL/MSL)4930 5010
TRANSPORT WND (MPH) W 18 NW 13
VENT RATE (KT-FT) 56830 55110
CATEGORY DAY 4 4
INVERSION 54F/9AM 8PM 55F/9AM
DISPERSION 5 4
MAX ADI EARLY 41 GEN GOOD 12 POOR 26 FAIR
MAX ADI LATE 101 VERY GOOD5 VERY POOR 73 GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-092015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 40 40
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 71 (+5) 50 (+4) 67
RH % (24H TREND) 49 (+7) 92 (-4) 45
WIND 20FT/EARLY(MPH) SW 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.06 0.03
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 7 PM CONTINUING
PRECIP END 12 PM CONTINUING 1 PM
MIXING HGT(M-AGL/MSL) 1520 1440
MIXING HGT(FT-AGL/MSL)5000 4720
TRANSPORT WND (MPH) W 18 NW 12
VENT RATE (KT-FT) 56850 47200
CATEGORY DAY 4 3
INVERSION 54F/9AM 8PM 55F/9AM
DISPERSION 5 3
MAX ADI EARLY 42 GEN GOOD 12 POOR 24 FAIR
MAX ADI LATE 103 VERY GOOD5 VERY POOR 62 GOOD
MAX LVORI EARLY 6 3 5
MAX LVORI LATE 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-092015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 30 40
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 70 (+5) 50 (+4) 67
RH % (24H TREND) 49 (+7) 93 (-2) 47
WIND 20FT/EARLY(MPH) SW 7 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.12 0.07 0.02
PRECIP DURATION 4 1 1
PRECIP BEGIN 6 AM 9 PM CONTINUING
PRECIP END 12 PM CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 1450 1150
MIXING HGT(FT-AGL/MSL)4750 3760
TRANSPORT WND (MPH) W 17 NW 12
VENT RATE (KT-FT) 47910 37600
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 56F/9AM
DISPERSION 5 3
MAX ADI EARLY 41 GEN GOOD 12 POOR 27 FAIR
MAX ADI LATE 95 GOOD 7 POOR 40 FAIR
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-092015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 20 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+3) 50 (+5) 69
RH % (24H TREND) 47 (+10) 93 (-1) 48
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.04 0.01
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 9 PM CONTINUING
PRECIP END 12 PM CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 1540 1120
MIXING HGT(FT-AGL/MSL)5050 3680
TRANSPORT WND (MPH) W 17 NW 12
VENT RATE (KT-FT) 49710 36800
CATEGORY DAY 4 3
INVERSION 54F/9AM 8PM 56F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 11 POOR 26 FAIR
MAX ADI LATE 96 GOOD 6 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 6 3 6
MAX LVORI LATE 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-092015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 20 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+4) 51 (+5) 69
RH % (24H TREND) 48 (+10) 91 (+1) 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.04 0.01
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 10 PM 7 AM
PRECIP END 12 PM 3 AM 3 PM
MIXING HGT(M-AGL/MSL) 1480 1040
MIXING HGT(FT-AGL/MSL)4860 3400
TRANSPORT WND (MPH) W 16 NW 12
VENT RATE (KT-FT) 50530 34000
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 57F/9AM
DISPERSION 5 3
MAX ADI EARLY 32 FAIR 8 POOR 28 FAIR
MAX ADI LATE 90 GOOD 8 POOR 38 FAIR
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-092015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 80 20
CHANCE OF THUNDER (%) 30 40 0
TEMP (24H TREND) 67 (+8) 47 (+3) 63
RH % (24H TREND) 57 (-5) 95 (-5) 45
WIND 20FT/EARLY(MPH) SW 7 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G17 LGT/VAR NW 8
PRECIP AMOUNT 0.05 0.11 0.01
PRECIP DURATION 2 4 1
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 3 AM 11 AM
MIXING HGT(M-AGL/MSL) 1380 1790
MIXING HGT(FT-AGL/MSL)4530 5870
TRANSPORT WND (MPH) SW 21 NW 15
VENT RATE (KT-FT) 54340 76310
CATEGORY DAY 4 4
INVERSION 53F/9AM 8PM 50F/8AM
DISPERSION 5 4
MAX ADI EARLY 39 FAIR 25 FAIR 33 FAIR
MAX ADI LATE 76 GOOD 8 POOR 97 GOOD
MAX LVORI EARLY 7 5 6
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-092015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 70 20
CHANCE OF THUNDER (%) 20 40 0
TEMP (24H TREND) 66 (+9) 47 (+5) 63
RH % (24H TREND) 58 (-3) 96 (-4) 43
WIND 20FT/EARLY(MPH) S 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR NW 7
PRECIP AMOUNT 0.05 0.16 0.00
PRECIP DURATION 3 4 1
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 3 AM 12 PM
MIXING HGT(M-AGL/MSL) 1210 1840
MIXING HGT(FT-AGL/MSL)3960 6020
TRANSPORT WND (MPH) SW 20 NW 16
VENT RATE (KT-FT) 48030 84280
CATEGORY DAY 4 4
INVERSION 51F/9AM 8PM 49F/8AM
DISPERSION 5 4
MAX ADI EARLY 35 FAIR 24 FAIR 34 FAIR
MAX ADI LATE 85 GOOD 7 POOR 105 VERY GOOD
MAX LVORI EARLY 7 5 6
MAX LVORI LATE 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-092015-
FOREST-
INCLUDING THE CITY OF TIONESTA
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 80 20
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 65 (+7) 46 (+6) 62
RH % (24H TREND) 57 (+3) 96 (-4) 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 6
PRECIP AMOUNT 0.05 0.24 0.00
PRECIP DURATION 4 4 1
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 4 AM 12 PM
MIXING HGT(M-AGL/MSL) 1170 1900
MIXING HGT(FT-AGL/MSL)3850 6250
TRANSPORT WND (MPH) SW 20 W 16
VENT RATE (KT-FT) 43420 87500
CATEGORY DAY 4 4
INVERSION 50F/9AM 8PM 49F/8AM
DISPERSION 5 4
MAX ADI EARLY 32 FAIR 25 FAIR 36 FAIR
MAX ADI LATE 82 GOOD 6 VERY POOR 110 VERY GOOD
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-092015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 80 30
CHANCE OF THUNDER (%) 0 30 0
TEMP (24H TREND) 68 (+8) 48 (+4) 64
RH % (24H TREND) 53 (-4) 95 (-4) 43
WIND 20FT/EARLY(MPH) SW 6 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 6
PRECIP AMOUNT 0.07 0.03 0.01
PRECIP DURATION 3 4 1
PRECIP BEGIN 6 AM CONTINUING 6 AM
PRECIP END CONTINUING 4 AM 12 PM
MIXING HGT(M-AGL/MSL) 1420 1710
MIXING HGT(FT-AGL/MSL)4650 5610
TRANSPORT WND (MPH) SW 20 NW 14
VENT RATE (KT-FT) 51390 67320
CATEGORY DAY 4 4
INVERSION 52F/8AM 8PM 52F/8AM
DISPERSION 5 4
MAX ADI EARLY 41 GEN GOOD 25 FAIR 28 FAIR
MAX ADI LATE 104 VERY GOOD7 POOR 82 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-092015-
BUTLER-
INCLUDING THE CITY OF BUTLER
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 70 40
CHANCE OF THUNDER (%) 0 30 0
TEMP (24H TREND) 67 (+8) 48 (+5) 64
RH % (24H TREND) 58 (0) 99 (-1) 49
WIND 20FT/EARLY(MPH) SW 7 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 6
PRECIP AMOUNT 0.09 0.03 0.02
PRECIP DURATION 4 3 1
PRECIP BEGIN 6 AM 6 PM 6 AM
PRECIP END 5 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1420 1580
MIXING HGT(FT-AGL/MSL)4670 5180
TRANSPORT WND (MPH) SW 18 NW 14
VENT RATE (KT-FT) 54500 62160
CATEGORY DAY 4 4
INVERSION 52F/9AM 8PM 52F/8AM
DISPERSION 5 4
MAX ADI EARLY 40 FAIR 12 POOR 26 FAIR
MAX ADI LATE 97 GOOD 7 POOR 70 GOOD
MAX LVORI EARLY 7 5 7
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-092015-
CLARION-
INCLUDING THE CITY OF CLARION
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 70 30
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 65 (+8) 47 (+5) 63
RH % (24H TREND) 58 (-2) 97 (-3) 43
WIND 20FT/EARLY(MPH) S 6 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR NW 6
PRECIP AMOUNT 0.06 0.06 0.01
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 6 PM 6 AM
PRECIP END 5 PM 3 AM 1 PM
MIXING HGT(M-AGL/MSL) 1190 1770
MIXING HGT(FT-AGL/MSL)3920 5810
TRANSPORT WND (MPH) SW 18 NW 14
VENT RATE (KT-FT) 42960 69720
CATEGORY DAY 4 4
INVERSION 51F/9AM 8PM 51F/8AM
DISPERSION 5 4
MAX ADI EARLY 39 FAIR 23 FAIR 29 FAIR
MAX ADI LATE 84 GOOD 6 VERY POOR 84 GOOD
MAX LVORI EARLY 7 4 6
MAX LVORI LATE 4 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-092015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 70 50
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 63 (+7) 47 (+5) 63
RH % (24H TREND) 59 (-1) 94 (-5) 44
WIND 20FT/EARLY(MPH) S 6 G17 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 7
PRECIP AMOUNT 0.10 0.04 0.02
PRECIP DURATION 5 3 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 5 PM 5 AM 2 PM
MIXING HGT(M-AGL/MSL) 1120 1480
MIXING HGT(FT-AGL/MSL)3660 4860
TRANSPORT WND (MPH) SW 18 NW 14
VENT RATE (KT-FT) 38770 58320
CATEGORY DAY 4 4
INVERSION 50F/9AM 8PM 51F/8AM
DISPERSION 5 4
MAX ADI EARLY 38 FAIR 12 POOR 33 FAIR
MAX ADI LATE 75 GOOD 7 POOR 66 GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-092015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 70 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+8) 51 (+5) 65
RH % (24H TREND) 52 (-1) 91 (-6) 44
WIND 20FT/EARLY(MPH) SW 6 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 5
PRECIP AMOUNT 0.08 0.03 0.02
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 2 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1480 1490
MIXING HGT(FT-AGL/MSL)4850 4890
TRANSPORT WND (MPH) SW 18 NW 13
VENT RATE (KT-FT) 58280 53790
CATEGORY DAY 4 4
INVERSION 52F/8AM 8PM 54F/9AM
DISPERSION 5 4
MAX ADI EARLY 44 GEN GOOD 12 POOR 25 FAIR
MAX ADI LATE 106 VERY GOOD7 POOR 67 GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-092015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 50 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+7) 51 (+5) 66
RH % (24H TREND) 54 (+2) 93 (-1) 48
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G17 LGT/VAR NW 6
PRECIP AMOUNT 0.13 0.03 0.04
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 2 PM 5 AM 3 PM
MIXING HGT(M-AGL/MSL) 1440 1280
MIXING HGT(FT-AGL/MSL)4730 4210
TRANSPORT WND (MPH) SW 17 NW 13
VENT RATE (KT-FT) 60520 46310
CATEGORY DAY 4 3
INVERSION 52F/8AM 8PM 55F/8AM
DISPERSION 5 3
MAX ADI EARLY 41 GEN GOOD 12 POOR 28 FAIR
MAX ADI LATE 72 GOOD 7 POOR 52 GEN GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-092015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 60 50
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 67 (+8) 48 (+5) 65
RH % (24H TREND) 60 (+6) 99 (-1) 50
WIND 20FT/EARLY(MPH) S 7 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 6
PRECIP AMOUNT 0.13 0.02 0.03
PRECIP DURATION 5 2 2
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 5 PM 5 AM 2 PM
MIXING HGT(M-AGL/MSL) 1300 1260
MIXING HGT(FT-AGL/MSL)4280 4130
TRANSPORT WND (MPH) SW 17 NW 12
VENT RATE (KT-FT) 51640 41300
CATEGORY DAY 4 3
INVERSION 52F/9AM 8PM 53F/8AM
DISPERSION 5 3
MAX ADI EARLY 38 FAIR 11 POOR 27 FAIR
MAX ADI LATE 86 GOOD 6 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 7 4 8
MAX LVORI LATE 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-092015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 50 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+7) 51 (+5) 66
RH % (24H TREND) 53 (+5) 89 (-3) 49
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 SW 5 NW 6
PRECIP AMOUNT 0.11 0.04 0.03
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 8 PM 6 AM
PRECIP END 1 PM 5 AM 3 PM
MIXING HGT(M-AGL/MSL) 1420 1190
MIXING HGT(FT-AGL/MSL)4650 3910
TRANSPORT WND (MPH) W 17 NW 12
VENT RATE (KT-FT) 61520 39100
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 56F/9AM
DISPERSION 5 3
MAX ADI EARLY 45 GEN GOOD 12 POOR 27 FAIR
MAX ADI LATE 72 GOOD 8 POOR 41 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-092015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 30 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+5) 51 (+6) 68
RH % (24H TREND) 52 (+8) 88 (-1) 54
WIND 20FT/EARLY(MPH) SW 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR NW 5
PRECIP AMOUNT 0.08 0.05 0.02
PRECIP DURATION 4 1 1
PRECIP BEGIN 6 AM 10 PM 7 AM
PRECIP END 2 PM 4 AM 4 PM
MIXING HGT(M-AGL/MSL) 1400 1000
MIXING HGT(FT-AGL/MSL)4580 3270
TRANSPORT WND (MPH) W 16 NW 12
VENT RATE (KT-FT) 55420 32700
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 37 FAIR 12 POOR 38 FAIR
MAX ADI LATE 88 GOOD 8 POOR 43 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-092015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 40 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+7) 50 (+6) 66
RH % (24H TREND) 56 (+6) 97 (+3) 53
WIND 20FT/EARLY(MPH) SW 8 G17 SW 6 W 5
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 6
PRECIP AMOUNT 0.14 0.02 0.04
PRECIP DURATION 5 2 2
PRECIP BEGIN 6 AM 8 PM CONTINUING
PRECIP END 3 PM CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1300 1050
MIXING HGT(FT-AGL/MSL)4250 3440
TRANSPORT WND (MPH) SW 16 NW 12
VENT RATE (KT-FT) 55520 34400
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 57F/9AM
DISPERSION 5 3
MAX ADI EARLY 44 GEN GOOD 11 POOR 27 FAIR
MAX ADI LATE 70 GOOD 8 POOR 38 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 3 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-092015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 40 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 68 (+9) 50 (+6) 67
RH % (24H TREND) 52 (+9) 88 (-1) 51
WIND 20FT/EARLY(MPH) SW 6 G18 SW 5 SW 5
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.15 0.01 0.03
PRECIP DURATION 5 1 2
PRECIP BEGIN 6 AM 9 PM CONTINUING
PRECIP END 3 PM CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1170 940
MIXING HGT(FT-AGL/MSL)3830 3090
TRANSPORT WND (MPH) W 17 NW 13
VENT RATE (KT-FT) 66180 33990
CATEGORY DAY 4 3
INVERSION 52F/9AM 8PM 55F/8AM
DISPERSION 5 3
MAX ADI EARLY 44 GEN GOOD 11 POOR 30 FAIR
MAX ADI LATE 79 GOOD 8 POOR 41 GEN GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-092015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 30 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+6) 51 (+6) 68
RH % (24H TREND) 52 (+5) 92 (+5) 55
WIND 20FT/EARLY(MPH) S 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR NW 5
PRECIP AMOUNT 0.09 0.02 0.02
PRECIP DURATION 5 1 2
PRECIP BEGIN 6 AM 10 PM CONTINUING
PRECIP END 3 PM CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1370 910
MIXING HGT(FT-AGL/MSL)4480 3000
TRANSPORT WND (MPH) W 16 NW 12
VENT RATE (KT-FT) 53230 30000
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 59F/9AM
DISPERSION 5 3
MAX ADI EARLY 39 FAIR 10 POOR 33 FAIR
MAX ADI LATE 78 GOOD 8 POOR 36 FAIR
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-092015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 30 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+8) 50 (+6) 67
RH % (24H TREND) 51 (+5) 89 (+3) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 6 LGT/VAR NW 5
PRECIP AMOUNT 0.06 0.01 0.03
PRECIP DURATION 4 1 2
PRECIP BEGIN 6 AM 11 PM CONTINUING
PRECIP END 4 PM CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1240 880
MIXING HGT(FT-AGL/MSL)4060 2880
TRANSPORT WND (MPH) W 15 W 15
VENT RATE (KT-FT) 66780 37440
CATEGORY DAY 4 3
INVERSION 51F/9AM 8PM 57F/9AM
DISPERSION 5 3
MAX ADI EARLY 40 FAIR 7 POOR 48 GEN GOOD
MAX ADI LATE 72 GOOD 8 POOR 42 GEN GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-092015-
INDIANA-
INCLUDING THE CITY OF INDIANA
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 100 50 60
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 66 (+7) 49 (+6) 66
RH % (24H TREND) 59 (+8) 97 (0) 50
WIND 20FT/EARLY(MPH) SW 7 G18 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 7
PRECIP AMOUNT 0.18 0.02 0.04
PRECIP DURATION 5 2 3
PRECIP BEGIN 6 AM 8 PM CONTINUING
PRECIP END 5 PM CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 1200 1100
MIXING HGT(FT-AGL/MSL)3930 3620
TRANSPORT WND (MPH) SW 17 NW 13
VENT RATE (KT-FT) 50720 39820
CATEGORY DAY 4 3
INVERSION 51F/9AM 8PM 53F/8AM
DISPERSION 5 3
MAX ADI EARLY 43 GEN GOOD 11 POOR 28 FAIR
MAX ADI LATE 82 GOOD 7 POOR 51 GEN GOOD
MAX LVORI EARLY 6 4 6
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-092015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 100 40 60
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 65 (+5) 50 (+7) 66
RH % (24H TREND) 56 (+11) 91 (-4) 51
WIND 20FT/EARLY(MPH) SW 7 G18 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR W 6
PRECIP AMOUNT 0.19 0.01 0.06
PRECIP DURATION 5 2 2
PRECIP BEGIN 6 AM 9 PM CONTINUING
PRECIP END 4 PM CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1200 1030
MIXING HGT(FT-AGL/MSL)3940 3380
TRANSPORT WND (MPH) W 18 NW 13
VENT RATE (KT-FT) 51660 37180
CATEGORY DAY 4 3
INVERSION 51F/9AM 8PM 54F/8AM
DISPERSION 5 3
MAX ADI EARLY 44 GEN GOOD 11 POOR 29 FAIR
MAX ADI LATE 83 GOOD 8 POOR 44 GEN GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-092015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 80 60 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 68 (+9) 51 (+5) 65
RH % (24H TREND) 51 (-2) 88 (-8) 44
WIND 20FT/EARLY(MPH) SW 7 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.08 0.05 0.03
PRECIP DURATION 3 3 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 1 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1470 1390
MIXING HGT(FT-AGL/MSL)4820 4550
TRANSPORT WND (MPH) W 20 NW 12
VENT RATE (KT-FT) 54150 45500
CATEGORY DAY 4 3
INVERSION 52F/8AM 8PM 54F/9AM
DISPERSION 5 3
MAX ADI EARLY 44 GEN GOOD 21 FAIR 25 FAIR
MAX ADI LATE 106 VERY GOOD7 POOR 62 GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-092015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 50 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 69 (+9) 52 (+5) 66
RH % (24H TREND) 50 (+3) 85 (-5) 44
WIND 20FT/EARLY(MPH) SW 8 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR NW 5
PRECIP AMOUNT 0.09 0.05 0.04
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM 7 PM 6 AM
PRECIP END 1 PM 4 AM 3 PM
MIXING HGT(M-AGL/MSL) 1460 1240
MIXING HGT(FT-AGL/MSL)4810 4060
TRANSPORT WND (MPH) W 18 NW 12
VENT RATE (KT-FT) 54970 40600
CATEGORY DAY 4 3
INVERSION 53F/8AM 8PM 56F/9AM
DISPERSION 5 3
MAX ADI EARLY 43 GEN GOOD 12 POOR 25 FAIR
MAX ADI LATE 100 GOOD 7 POOR 43 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-092015-
OHIO-
INCLUDING THE CITY OF WHEELING
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 90 40 50
CHANCE OF THUNDER (%) 0 20 0
TEMP (24H TREND) 69 (+6) 52 (+6) 67
RH % (24H TREND) 51 (+12) 88 (-3) 48
WIND 20FT/EARLY(MPH) SW 7 SW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR NW 5
PRECIP AMOUNT 0.12 0.05 0.02
PRECIP DURATION 4 1 2
PRECIP BEGIN 6 AM 9 PM 6 AM
PRECIP END 1 PM 4 AM 3 PM
MIXING HGT(M-AGL/MSL) 1450 1120
MIXING HGT(FT-AGL/MSL)4740 3670
TRANSPORT WND (MPH) W 17 NW 12
VENT RATE (KT-FT) 48800 36700
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 56F/9AM
DISPERSION 5 3
MAX ADI EARLY 39 FAIR 12 POOR 25 FAIR
MAX ADI LATE 95 GOOD 7 POOR 41 GEN GOOD
MAX LVORI EARLY 5 3 5
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-092015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 30 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 71 (+6) 53 (+6) 69
RH % (24H TREND) 51 (+10) 86 (-4) 52
WIND 20FT/EARLY(MPH) SW 5 SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.09 0.05 0.02
PRECIP DURATION 4 1 1
PRECIP BEGIN 6 AM 9 PM 7 AM
PRECIP END 12 PM 4 AM 4 PM
MIXING HGT(M-AGL/MSL) 1450 1000
MIXING HGT(FT-AGL/MSL)4760 3280
TRANSPORT WND (MPH) W 16 NW 12
VENT RATE (KT-FT) 52380 32800
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 12 POOR 30 FAIR
MAX ADI LATE 90 GOOD 8 POOR 43 GEN GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 3 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-092015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 20 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+5) 53 (+6) 69
RH % (24H TREND) 52 (+12) 85 (-3) 54
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.03 0.02 0.01
PRECIP DURATION 3 0 1
PRECIP BEGIN 6 AM 12 AM 7 AM
PRECIP END 12 PM 3 AM 5 PM
MIXING HGT(M-AGL/MSL) 1480 1060
MIXING HGT(FT-AGL/MSL)4860 3480
TRANSPORT WND (MPH) SW 17 NW 12
VENT RATE (KT-FT) 68990 34800
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 33 FAIR 8 POOR 41 GEN GOOD
MAX ADI LATE 89 GOOD 5 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 5 3 4
MAX LVORI LATE 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-092015-
MARION-
INCLUDING THE CITY OF FAIRMONT
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE TSTMS
CHANCE PRECIP (%) 50 0 50
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 69 (+4) 52 (+7) 70
RH % (24H TREND) 51 (+8) 89 (+4) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 6
PRECIP AMOUNT 0.03 0.00 0.03
PRECIP DURATION 1 1
PRECIP BEGIN 6 AM 1 PM
PRECIP END 2 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1590 1130
MIXING HGT(FT-AGL/MSL)5210 3700
TRANSPORT WND (MPH) W 17 W 14
VENT RATE (KT-FT) 82820 44400
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 11 POOR 62 GOOD
MAX ADI LATE 98 GOOD 5 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-092015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 20 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 69 (+4) 52 (+6) 70
RH % (24H TREND) 51 (+6) 87 (+3) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.03 0.03 0.02
PRECIP DURATION 2 0 2
PRECIP BEGIN 6 AM 12 AM 12 PM
PRECIP END 3 PM 3 AM 6 PM
MIXING HGT(M-AGL/MSL) 1440 1080
MIXING HGT(FT-AGL/MSL)4720 3540
TRANSPORT WND (MPH) W 16 W 13
VENT RATE (KT-FT) 69610 38940
CATEGORY DAY 4 3
INVERSION 53F/9AM 8PM 59F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 11 POOR 61 GOOD
MAX ADI LATE 84 GOOD 6 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-092015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 20 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 67 (+5) 50 (+6) 69
RH % (24H TREND) 51 (+5) 88 (+6) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.02 0.03 0.04
PRECIP DURATION 3 0 1
PRECIP BEGIN 6 AM 1 AM 1 PM
PRECIP END 3 PM 4 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1430 990
MIXING HGT(FT-AGL/MSL)4700 3260
TRANSPORT WND (MPH) W 18 W 14
VENT RATE (KT-FT) 71970 39120
CATEGORY DAY 4 3
INVERSION 51F/9AM 8PM 58F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 7 POOR 60 GEN GOOD
MAX ADI LATE 75 GOOD 5 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-092015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE TSTMS
CHANCE PRECIP (%) 50 0 70
CHANCE OF THUNDER (%) 20 0 20
TEMP (24H TREND) 67 (+5) 50 (+6) 70
RH % (24H TREND) 50 (+6) 89 (+9) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR W 5
PRECIP AMOUNT 0.01 0.00 0.08
PRECIP DURATION 2 2
PRECIP BEGIN 6 AM 1 PM
PRECIP END 4 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1410 1220
MIXING HGT(FT-AGL/MSL)4630 4000
TRANSPORT WND (MPH) W 18 W 16
VENT RATE (KT-FT) 80960 56000
CATEGORY DAY 4 4
INVERSION 53F/9AM 8PM 58F/9AM
DISPERSION 5 4
MAX ADI EARLY 35 FAIR 7 POOR 68 GOOD
MAX ADI LATE 77 GOOD 5 VERY POOR 70 GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-092015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE TSTMS
CHANCE PRECIP (%) 40 0 60
CHANCE OF THUNDER (%) 30 0 20
TEMP (24H TREND) 66 (+5) 50 (+7) 69
RH % (24H TREND) 51 (+4) 88 (+9) 56
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 SW 5
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR W 7 G17
PRECIP AMOUNT 0.01 0.00 0.09
PRECIP DURATION 2 3
PRECIP BEGIN 6 AM 1 PM
PRECIP END 4 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1280 1330
MIXING HGT(FT-AGL/MSL)4190 4350
TRANSPORT WND (MPH) W 17 W 18
VENT RATE (KT-FT) 91960 69600
CATEGORY DAY 4 4
INVERSION 51F/9AM 8PM 57F/9AM
DISPERSION 5 4
MAX ADI EARLY 42 GEN GOOD 11 POOR 76 GOOD
MAX ADI LATE 74 GOOD 6 VERY POOR 84 GOOD
MAX LVORI EARLY 4 4 4
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-092015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE TSTMS
CHANCE PRECIP (%) 40 0 70
CHANCE OF THUNDER (%) 30 0 20
TEMP (24H TREND) 68 (+4) 50 (+7) 72
RH % (24H TREND) 48 (+8) 85 (+12) 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 7 G18 LGT/VAR W 7 G17
PRECIP AMOUNT 0.01 0.00 0.08
PRECIP DURATION 1 2
PRECIP BEGIN 8 AM 2 PM
PRECIP END 4 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1500 1440
MIXING HGT(FT-AGL/MSL)4920 4740
TRANSPORT WND (MPH) SW 16 W 21
VENT RATE (KT-FT) 100420 85320
CATEGORY DAY 4 4
INVERSION 52F/9AM 8PM 58F/9AM
DISPERSION 5 4
MAX ADI EARLY 42 GEN GOOD 9 POOR 84 GOOD
MAX ADI LATE 70 GOOD 6 VERY POOR 108 VERY GOOD
MAX LVORI EARLY 3 4 4
MAX LVORI LATE 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-092015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1245 AM EDT SAT MAY 9 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE TSTMS
CHANCE PRECIP (%) 40 0 60
CHANCE OF THUNDER (%) 30 0 20
TEMP (24H TREND) 65 (+6) 47 (+6) 68
RH % (24H TREND) 53 (+12) 88 (+14) 54
WIND 20FT/EARLY(MPH) LGT/VAR W 6 G21 W 7 G24
WIND 20FT/LATE(MPH) W 8 G23 W 5 G18 W 9 G23
PRECIP AMOUNT 0.02 0.00 0.05
PRECIP DURATION 1 2
PRECIP BEGIN 8 AM 2 PM
PRECIP END 5 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1490 1660
MIXING HGT(FT-AGL/MSL)4900 5450
TRANSPORT WND (MPH) SW 18 W 25
VENT RATE (KT-FT) 102690 119900
CATEGORY DAY 4 5
INVERSION 51F/9AM 8PM 53F/8AM
DISPERSION 5 5
MAX ADI EARLY 51 GEN GOOD 12 POOR 96 GOOD
MAX ADI LATE 74 GOOD 8 POOR 136 VERY GOOD
MAX LVORI EARLY 3 4 4
MAX LVORI LATE 2 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER
60S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. NORTHWEST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS AROUND 70.
SOUTHWEST WINDS 5 TO 10 MPH.
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