376
FNUS51 KPBZ 080506
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
106 AM EDT FRI MAY 8 2026
DISCUSSION
A PASSING SHORTWAVE TROUGH BRINGS SCATTERED RAIN SHOWERS TO AREAS
GENERALLY NEAR AND NORTH OF PITTSBURGH THIS AFTERNOON AND EVENING.
RAIN BECOMES MORE WIDESPREAD AND EXPANDS SOUTHWARD OVERNIGHT
THROUGH SATURDAY MORNING. THUNDERSTORMS ARE THEN POSSIBLE SATURDAY
AFTERNOON. THE HEAVIEST RAINFALL AMOUNTS ARE FORECAST ALONG AN
AXIS FROM CENTRAL OHIO INTO NORTHWEST PA.
OHZ039-082015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 90 70
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+4) 48 (+9) 69
RH % (24H TREND) 49 (+13) 97 (+18) 54
WIND 20FT/EARLY(MPH) SW 8 LGT/VAR SW 7
WIND 20FT/LATE(MPH) W 8 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.34 0.06
PRECIP DURATION 1 10 3
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1640 1540
MIXING HGT(FT-AGL/MSL)5390 5040
TRANSPORT WND (MPH) W 21 W 21
VENT RATE (KT-FT) 103260 90720
CATEGORY DAY 4 4
INVERSION 46F/8AM 7PM 54F/9AM
DISPERSION 5 4
MAX ADI EARLY 91 GOOD 8 POOR 41 GEN GOOD
MAX ADI LATE 127 VERY GOOD8 POOR 89 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-082015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 100 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 61 (+4) 47 (+8) 68
RH % (24H TREND) 48 (+11) 96 (+16) 56
WIND 20FT/EARLY(MPH) W 9 G17 LGT/VAR SW 9
WIND 20FT/LATE(MPH) W 9 G17 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.01 0.31 0.07
PRECIP DURATION 1 9 4
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1690 1400
MIXING HGT(FT-AGL/MSL)5540 4600
TRANSPORT WND (MPH) W 22 W 20
VENT RATE (KT-FT) 98670 78200
CATEGORY DAY 5 4
INVERSION 45F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 79 GOOD 10 POOR 37 FAIR
MAX ADI LATE 91 GOOD 11 POOR 82 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-082015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+4) 47 (+8) 67
RH % (24H TREND) 47 (+11) 95 (+14) 56
WIND 20FT/EARLY(MPH) W 8 G17 LGT/VAR SW 8
WIND 20FT/LATE(MPH) W 10 G17 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.29 0.10
PRECIP DURATION 1 9 5
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1750 1380
MIXING HGT(FT-AGL/MSL)5740 4520
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 100160 76840
CATEGORY DAY 5 4
INVERSION 45F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 66 GOOD 15 GEN POOR 43 GEN GOOD
MAX ADI LATE 91 GOOD 9 POOR 77 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-082015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 100 60
CHANCE OF THUNDER (%) 0 20 30
TEMP (24H TREND) 63 (+5) 48 (+9) 69
RH % (24H TREND) 53 (+17) 98 (+19) 52
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 7 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.34 0.06
PRECIP DURATION 0 9 3
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1520 1770
MIXING HGT(FT-AGL/MSL)4980 5810
TRANSPORT WND (MPH) W 21 W 23
VENT RATE (KT-FT) 95740 116200
CATEGORY DAY 4 5
INVERSION 49F/9AM 8PM 53F/9AM
DISPERSION 5 5
MAX ADI EARLY 88 GOOD 7 POOR 44 GEN GOOD
MAX ADI LATE 89 GOOD 8 POOR 125 VERY GOOD
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-082015-
HARRISON-
INCLUDING THE CITY OF CADIZ
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 63 (+4) 47 (+8) 68
RH % (24H TREND) 46 (+13) 93 (+15) 53
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) W 9 G17 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.22 0.09
PRECIP DURATION 1 6 4
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1630 1570
MIXING HGT(FT-AGL/MSL)5340 5140
TRANSPORT WND (MPH) W 22 W 20
VENT RATE (KT-FT) 110650 87380
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 93 GOOD 8 POOR 41 GEN GOOD
MAX ADI LATE 121 VERY GOOD8 POOR 81 GOOD
MAX LVORI EARLY 3 4 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-082015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+3) 48 (+9) 68
RH % (24H TREND) 45 (+14) 92 (+17) 53
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.20 0.11
PRECIP DURATION 1 6 5
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1330
MIXING HGT(FT-AGL/MSL)5790 4360
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 87460 74120
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 81 GOOD 10 POOR 48 GEN GOOD
MAX ADI LATE 98 GOOD 7 POOR 76 GOOD
MAX LVORI EARLY 3 4 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-082015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 90 80
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+5) 48 (+8) 70
RH % (24H TREND) 48 (+14) 96 (+17) 50
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR SW 5
WIND 20FT/LATE(MPH) W 7 LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.21 0.09
PRECIP DURATION 5 5
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1490 1640
MIXING HGT(FT-AGL/MSL)4890 5390
TRANSPORT WND (MPH) W 21 W 23
VENT RATE (KT-FT) 87620 107800
CATEGORY DAY 4 5
INVERSION 50F/9AM 8PM 54F/9AM
DISPERSION 5 5
MAX ADI EARLY 75 GOOD 7 POOR 48 GEN GOOD
MAX ADI LATE 88 GOOD 7 POOR 134 VERY GOOD
MAX LVORI EARLY 3 3 6
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-082015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 90 80
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 64 (+4) 48 (+8) 70
RH % (24H TREND) 48 (+16) 94 (+13) 52
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 6
WIND 20FT/LATE(MPH) W 7 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.19 0.10
PRECIP DURATION 5 6
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1610 1590
MIXING HGT(FT-AGL/MSL)5300 5210
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 86330 88570
CATEGORY DAY 5 4
INVERSION 50F/9AM 8PM 54F/9AM
DISPERSION 5 4
MAX ADI EARLY 97 GOOD 7 POOR 47 GEN GOOD
MAX ADI LATE 95 GOOD 6 VERY POOR 124 VERY GOOD
MAX LVORI EARLY 3 3 6
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-082015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 80 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 64 (+3) 48 (+9) 69
RH % (24H TREND) 45 (+13) 92 (+15) 52
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 10 G19
PRECIP AMOUNT 0.00 0.11 0.10
PRECIP DURATION 5 4
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1660 1300
MIXING HGT(FT-AGL/MSL)5440 4250
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 94140 72250
CATEGORY DAY 5 4
INVERSION 50F/9AM 7PM 55F/10AM
DISPERSION 5 4
MAX ADI EARLY 95 GOOD 7 POOR 44 GEN GOOD
MAX ADI LATE 93 GOOD 7 POOR 75 GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-082015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 80
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+5) 48 (+8) 71
RH % (24H TREND) 43 (+13) 93 (+9) 49
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR SW 6
WIND 20FT/LATE(MPH) W 7 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.10 0.10
PRECIP DURATION 3 4
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1760 1510
MIXING HGT(FT-AGL/MSL)5760 4950
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 96550 84150
CATEGORY DAY 5 4
INVERSION 50F/9AM 8PM 54F/9AM
DISPERSION 5 4
MAX ADI EARLY 87 GOOD 6 VERY POOR 42 GEN GOOD
MAX ADI LATE 101 VERY GOOD5 VERY POOR 111 VERY GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-082015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+4) 49 (+9) 70
RH % (24H TREND) 42 (+11) 88 (+6) 49
WIND 20FT/EARLY(MPH) SW 6 G17 LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) W 7 G17 LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.06 0.07
PRECIP DURATION 3 3
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 1770 1340
MIXING HGT(FT-AGL/MSL)5800 4390
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 95980 74630
CATEGORY DAY 5 4
INVERSION 50F/9AM 8PM 55F/10AM
DISPERSION 5 4
MAX ADI EARLY 96 GOOD 7 POOR 40 FAIR
MAX ADI LATE 103 VERY GOOD5 VERY POOR 96 GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-082015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 61 (+5) 45 (+8) 66
RH % (24H TREND) 45 (+2) 99 (+8) 57
WIND 20FT/EARLY(MPH) W 7 LGT/VAR S 6
WIND 20FT/LATE(MPH) W 10 LGT/VAR SW 10 G17
PRECIP AMOUNT 0.00 0.27 0.10
PRECIP DURATION 1 8 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1710 1510
MIXING HGT(FT-AGL/MSL)5610 4970
TRANSPORT WND (MPH) W 20 W 20
VENT RATE (KT-FT) 111640 84490
CATEGORY DAY 4 4
INVERSION 44F/8AM 8PM 51F/8AM
DISPERSION 5 4
MAX ADI EARLY 51 GEN GOOD 9 POOR 34 FAIR
MAX ADI LATE 78 GOOD 8 POOR 77 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-082015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 60 (+4) 44 (+8) 65
RH % (24H TREND) 44 (0) 99 (+7) 60
WIND 20FT/EARLY(MPH) W 6 G17 LGT/VAR S 5
WIND 20FT/LATE(MPH) W 8 G17 LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.21 0.12
PRECIP DURATION 1 8 7
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1800 1590
MIXING HGT(FT-AGL/MSL)5920 5220
TRANSPORT WND (MPH) W 20 W 20
VENT RATE (KT-FT) 128520 88740
CATEGORY DAY 5 4
INVERSION 42F/8AM 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 57 GEN GOOD 10 POOR 32 FAIR
MAX ADI LATE 119 VERY GOOD7 POOR 97 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-082015-
FOREST-
INCLUDING THE CITY OF TIONESTA
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 80
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 58 (+3) 42 (+8) 64
RH % (24H TREND) 39 (-1) 96 (+5) 59
WIND 20FT/EARLY(MPH) W 5 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 7 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.18 0.13
PRECIP DURATION 1 6 7
PRECIP BEGIN 8 AM 6 PM CONTINUING
PRECIP END 2 PM CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1870 1620
MIXING HGT(FT-AGL/MSL)6120 5320
TRANSPORT WND (MPH) W 21 W 20
VENT RATE (KT-FT) 136740 90440
CATEGORY DAY 5 4
INVERSION 40F/8AM 8PM 49F/9AM
DISPERSION 5 4
MAX ADI EARLY 59 GEN GOOD 11 POOR 31 FAIR
MAX ADI LATE 122 VERY GOOD5 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-082015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+4) 46 (+8) 68
RH % (24H TREND) 45 (+7) 98 (+11) 56
WIND 20FT/EARLY(MPH) W 7 LGT/VAR SW 6
WIND 20FT/LATE(MPH) W 9 LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.30 0.14
PRECIP DURATION 1 9 6
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1740 1460
MIXING HGT(FT-AGL/MSL)5710 4790
TRANSPORT WND (MPH) W 22 W 20
VENT RATE (KT-FT) 91570 81430
CATEGORY DAY 5 4
INVERSION 45F/8AM 7PM 52F/8AM
DISPERSION 5 4
MAX ADI EARLY 72 GOOD 15 GEN POOR 40 FAIR
MAX ADI LATE 87 GOOD 8 POOR 93 GOOD
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-082015-
BUTLER-
INCLUDING THE CITY OF BUTLER
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 90 100
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 61 (+3) 45 (+9) 66
RH % (24H TREND) 49 (+8) 100 (+10) 62
WIND 20FT/EARLY(MPH) W 7 G18 LGT/VAR S 6
WIND 20FT/LATE(MPH) W 10 G19 LGT/VAR SW 9
PRECIP AMOUNT 0.00 0.24 0.16
PRECIP DURATION 0 8 6
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1870 1480
MIXING HGT(FT-AGL/MSL)6140 4850
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 98160 77600
CATEGORY DAY 5 4
INVERSION 44F/8AM 8PM 52F/9AM
DISPERSION 5 4
MAX ADI EARLY 63 GOOD 14 GEN POOR 38 FAIR
MAX ADI LATE 79 GOOD 7 POOR 88 GOOD
MAX LVORI EARLY 5 6 7
MAX LVORI LATE 1 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-082015-
CLARION-
INCLUDING THE CITY OF CLARION
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 100
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 60 (+4) 44 (+9) 64
RH % (24H TREND) 43 (0) 99 (+10) 60
WIND 20FT/EARLY(MPH) W 6 G19 LGT/VAR S 6
WIND 20FT/LATE(MPH) W 9 G19 LGT/VAR SW 8
PRECIP AMOUNT 0.00 0.21 0.16
PRECIP DURATION 1 8 6
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1610
MIXING HGT(FT-AGL/MSL)5480 5280
TRANSPORT WND (MPH) W 21 W 18
VENT RATE (KT-FT) 107680 84480
CATEGORY DAY 4 4
INVERSION 42F/8AM 8PM 49F/8AM
DISPERSION 5 4
MAX ADI EARLY 60 GEN GOOD 10 POOR 33 FAIR
MAX ADI LATE 98 GOOD 6 VERY POOR 93 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-082015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 59 (+3) 44 (+8) 62
RH % (24H TREND) 42 (+1) 95 (+7) 62
WIND 20FT/EARLY(MPH) W 7 G21 LGT/VAR S 6 G17
WIND 20FT/LATE(MPH) W 10 G21 LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.17 0.21
PRECIP DURATION 1 7 7
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1710 1140
MIXING HGT(FT-AGL/MSL)5610 3740
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 107710 63580
CATEGORY DAY 5 4
INVERSION 41F/8AM 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 57 GEN GOOD 23 FAIR 34 FAIR
MAX ADI LATE 83 GOOD 6 VERY POOR 82 GOOD
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-082015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+3) 48 (+9) 67
RH % (24H TREND) 45 (+12) 94 (+15) 55
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR SW 6
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.21 0.12
PRECIP DURATION 1 8 6
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1870 1320
MIXING HGT(FT-AGL/MSL)6130 4320
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 88560 73440
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 93 GOOD 10 POOR 45 GEN GOOD
MAX ADI LATE 96 GOOD 6 VERY POOR 78 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-082015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 90 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+3) 48 (+8) 67
RH % (24H TREND) 44 (+9) 94 (+16) 56
WIND 20FT/EARLY(MPH) SW 8 G18 LGT/VAR S 8 G17
WIND 20FT/LATE(MPH) W 12 G20 LGT/VAR SW 11
PRECIP AMOUNT 0.01 0.13 0.13
PRECIP DURATION 1 6 5
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1820 1250
MIXING HGT(FT-AGL/MSL)5980 4100
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 98260 65600
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 55F/10AM
DISPERSION 5 4
MAX ADI EARLY 85 GOOD 20 GEN POOR 38 FAIR
MAX ADI LATE 96 GOOD 5 VERY POOR 68 GOOD
MAX LVORI EARLY 4 4 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-082015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 90 100
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 62 (+4) 45 (+8) 66
RH % (24H TREND) 47 (+5) 100 (+12) 63
WIND 20FT/EARLY(MPH) SW 7 G20 LGT/VAR S 6 G17
WIND 20FT/LATE(MPH) W 10 G20 LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.18 0.18
PRECIP DURATION 7 6
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1920 1220
MIXING HGT(FT-AGL/MSL)6290 4020
TRANSPORT WND (MPH) W 24 W 18
VENT RATE (KT-FT) 98750 64320
CATEGORY DAY 5 4
INVERSION 43F/8AM 7PM 52F/9AM
DISPERSION 5 4
MAX ADI EARLY 61 GOOD 22 FAIR 36 FAIR
MAX ADI LATE 80 GOOD 5 VERY POOR 81 GOOD
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-082015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 80 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 62 (+3) 48 (+9) 67
RH % (24H TREND) 46 (+13) 89 (+14) 56
WIND 20FT/EARLY(MPH) SW 9 G17 LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) W 11 G19 LGT/VAR SW 11 G18
PRECIP AMOUNT 0.00 0.09 0.10
PRECIP DURATION 1 4 5
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1280
MIXING HGT(FT-AGL/MSL)5790 4190
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 99880 71230
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 54F/10AM
DISPERSION 5 4
MAX ADI EARLY 89 GOOD 18 GEN POOR 39 FAIR
MAX ADI LATE 92 GOOD 6 VERY POOR 72 GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-082015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+2) 48 (+9) 67
RH % (24H TREND) 47 (+9) 88 (+11) 56
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR SW 6 G17
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.03 0.06
PRECIP DURATION 2 4
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1790 1410
MIXING HGT(FT-AGL/MSL)5880 4620
TRANSPORT WND (MPH) W 24 W 20
VENT RATE (KT-FT) 112080 78540
CATEGORY DAY 5 4
INVERSION 49F/9AM 8PM 54F/10AM
DISPERSION 5 4
MAX ADI EARLY 102 VERY GOOD8 POOR 45 GEN GOOD
MAX ADI LATE 94 GOOD 6 VERY POOR 102 VERY GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-082015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 80 80
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+3) 46 (+8) 66
RH % (24H TREND) 47 (+8) 96 (+14) 60
WIND 20FT/EARLY(MPH) SW 9 G20 LGT/VAR S 8 G18
WIND 20FT/LATE(MPH) W 13 G21 LGT/VAR SW 11 G19
PRECIP AMOUNT 0.01 0.08 0.12
PRECIP DURATION 1 4 5
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1740 1230
MIXING HGT(FT-AGL/MSL)5710 4050
TRANSPORT WND (MPH) W 24 W 18
VENT RATE (KT-FT) 90690 64800
CATEGORY DAY 5 4
INVERSION 45F/8AM 7PM 54F/10AM
DISPERSION 5 4
MAX ADI EARLY 82 GOOD 18 GEN POOR 32 FAIR
MAX ADI LATE 76 GOOD 5 VERY POOR 70 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-082015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 70 80
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+5) 46 (+7) 66
RH % (24H TREND) 42 (+2) 85 (+10) 55
WIND 20FT/EARLY(MPH) SW 8 G22 LGT/VAR SW 6 G18
WIND 20FT/LATE(MPH) W 11 G23 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.01 0.05 0.11
PRECIP DURATION 1 3 6
PRECIP BEGIN 1 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1650 1070
MIXING HGT(FT-AGL/MSL)5410 3520
TRANSPORT WND (MPH) W 25 W 20
VENT RATE (KT-FT) 91050 59840
CATEGORY DAY 5 4
INVERSION 44F/8AM 8PM 52F/9AM
DISPERSION 5 4
MAX ADI EARLY 83 GOOD 20 GEN POOR 35 FAIR
MAX ADI LATE 78 GOOD 5 VERY POOR 68 GOOD
MAX LVORI EARLY 3 4 4
MAX LVORI LATE 1 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-082015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+2) 47 (+7) 67
RH % (24H TREND) 46 (+8) 85 (+8) 57
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR S 7
WIND 20FT/LATE(MPH) W 10 G18 LGT/VAR SW 10 G17
PRECIP AMOUNT 0.00 0.03 0.07
PRECIP DURATION 2 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1680 1390
MIXING HGT(FT-AGL/MSL)5530 4560
TRANSPORT WND (MPH) W 23 W 17
VENT RATE (KT-FT) 85100 68400
CATEGORY DAY 5 4
INVERSION 49F/9AM 7PM 55F/10AM
DISPERSION 5 4
MAX ADI EARLY 91 GOOD 8 POOR 41 GEN GOOD
MAX ADI LATE 74 GOOD 5 VERY POOR 76 GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-082015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 50 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 61 (+3) 46 (+8) 65
RH % (24H TREND) 46 (+3) 83 (+9) 56
WIND 20FT/EARLY(MPH) SW 7 G19 LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) W 9 G19 LGT/VAR SW 8 G18
PRECIP AMOUNT 0.00 0.02 0.07
PRECIP DURATION 1 4
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1610 1180
MIXING HGT(FT-AGL/MSL)5280 3860
TRANSPORT WND (MPH) W 23 W 17
VENT RATE (KT-FT) 104540 57900
CATEGORY DAY 5 4
INVERSION 43F/8AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 101 VERY GOOD11 POOR 48 GEN GOOD
MAX ADI LATE 110 VERY GOOD5 VERY POOR 76 GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-082015-
INDIANA-
INCLUDING THE CITY OF INDIANA
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 90 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 62 (+4) 45 (+8) 65
RH % (24H TREND) 46 (+3) 97 (+13) 63
WIND 20FT/EARLY(MPH) SW 8 G23 LGT/VAR S 6 G17
WIND 20FT/LATE(MPH) W 12 G23 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.14 0.21
PRECIP DURATION 5 7
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1790 1120
MIXING HGT(FT-AGL/MSL)5860 3680
TRANSPORT WND (MPH) W 24 W 18
VENT RATE (KT-FT) 110200 58880
CATEGORY DAY 5 4
INVERSION 43F/8AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 60 GEN GOOD 21 FAIR 32 FAIR
MAX ADI LATE 79 GOOD 5 VERY POOR 67 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-082015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 80 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 61 (+3) 46 (+8) 64
RH % (24H TREND) 44 (+3) 89 (+10) 59
WIND 20FT/EARLY(MPH) W 8 G23 LGT/VAR S 5 G17
WIND 20FT/LATE(MPH) W 12 G23 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.09 0.16
PRECIP DURATION 4 7
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1680 1080
MIXING HGT(FT-AGL/MSL)5520 3540
TRANSPORT WND (MPH) W 24 W 20
VENT RATE (KT-FT) 104420 60180
CATEGORY DAY 5 4
INVERSION 43F/8AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 75 GOOD 21 FAIR 29 FAIR
MAX ADI LATE 77 GOOD 5 VERY POOR 67 GOOD
MAX LVORI EARLY 4 5 5
MAX LVORI LATE 1 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-082015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 90 90
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 62 (+3) 49 (+9) 67
RH % (24H TREND) 44 (+11) 91 (+12) 54
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR SW 7
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 9 G17
PRECIP AMOUNT 0.00 0.22 0.11
PRECIP DURATION 1 8 6
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1850 1310
MIXING HGT(FT-AGL/MSL)6080 4300
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 94430 68800
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 96 GOOD 9 POOR 49 GEN GOOD
MAX ADI LATE 99 GOOD 6 VERY POOR 75 GOOD
MAX LVORI EARLY 3 4 5
MAX LVORI LATE 1 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-082015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 90 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+4) 49 (+9) 68
RH % (24H TREND) 44 (+15) 88 (+16) 53
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.14 0.11
PRECIP DURATION 1 5 5
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1720 1260
MIXING HGT(FT-AGL/MSL)5630 4130
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 91460 70210
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 54F/10AM
DISPERSION 5 4
MAX ADI EARLY 87 GOOD 9 POOR 47 GEN GOOD
MAX ADI LATE 97 GOOD 6 VERY POOR 72 GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-082015-
OHIO-
INCLUDING THE CITY OF WHEELING
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 80 90
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+3) 49 (+8) 68
RH % (24H TREND) 46 (+18) 90 (+16) 54
WIND 20FT/EARLY(MPH) SW 8 G17 LGT/VAR SW 8 G17
WIND 20FT/LATE(MPH) W 10 G18 LGT/VAR SW 10 G18
PRECIP AMOUNT 0.00 0.09 0.10
PRECIP DURATION 0 5 5
PRECIP BEGIN 3 PM 7 PM CONTINUING
PRECIP END 6 PM CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1630 1250
MIXING HGT(FT-AGL/MSL)5360 4090
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 99040 69530
CATEGORY DAY 5 4
INVERSION 46F/8AM 8PM 54F/10AM
DISPERSION 5 4
MAX ADI EARLY 77 GOOD 8 POOR 46 GEN GOOD
MAX ADI LATE 95 GOOD 7 POOR 73 GOOD
MAX LVORI EARLY 3 3 5
MAX LVORI LATE 1 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-082015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 70 80
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 65 (+4) 50 (+9) 69
RH % (24H TREND) 47 (+13) 89 (+15) 54
WIND 20FT/EARLY(MPH) SW 7 G17 LGT/VAR SW 7 G17
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 9 G18
PRECIP AMOUNT 0.00 0.06 0.07
PRECIP DURATION 3 4
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1790 1310
MIXING HGT(FT-AGL/MSL)5860 4280
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 103510 72760
CATEGORY DAY 5 4
INVERSION 50F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 94 GOOD 8 POOR 40 FAIR
MAX ADI LATE 101 VERY GOOD7 POOR 97 GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 4 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-082015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 50 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 65 (+4) 50 (+9) 69
RH % (24H TREND) 46 (+10) 87 (+12) 55
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 5
WIND 20FT/LATE(MPH) W 7 G17 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.02 0.04
PRECIP DURATION 1 3
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING 11 AM
MIXING HGT(M-AGL/MSL) 1920 1350
MIXING HGT(FT-AGL/MSL)6300 4420
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 113680 75140
CATEGORY DAY 5 4
INVERSION 49F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 94 GOOD 8 POOR 39 FAIR
MAX ADI LATE 125 VERY GOOD6 VERY POOR 98 GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 3 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-082015-
MARION-
INCLUDING THE CITY OF FAIRMONT
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 40 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+3) 49 (+9) 68
RH % (24H TREND) 45 (+6) 85 (+4) 56
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR S 5
WIND 20FT/LATE(MPH) W 8 G18 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.01 0.03
PRECIP DURATION 1 2
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1990 1380
MIXING HGT(FT-AGL/MSL)6510 4530
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 122760 77010
CATEGORY DAY 5 4
INVERSION 49F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 112 VERY GOOD10 POOR 40 FAIR
MAX ADI LATE 115 VERY GOOD5 VERY POOR 101 VERY GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-082015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 50 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+3) 49 (+9) 67
RH % (24H TREND) 45 (+5) 83 (+7) 56
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR S 6
WIND 20FT/LATE(MPH) W 9 G18 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.01 0.04
PRECIP DURATION 1 2
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1870 1440
MIXING HGT(FT-AGL/MSL)6120 4720
TRANSPORT WND (MPH) W 23 W 20
VENT RATE (KT-FT) 113160 80240
CATEGORY DAY 5 4
INVERSION 49F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 113 VERY GOOD9 POOR 42 GEN GOOD
MAX ADI LATE 103 VERY GOOD6 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 3 3 4
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-082015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 40 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 62 (+3) 47 (+9) 64
RH % (24H TREND) 47 (+2) 81 (+4) 56
WIND 20FT/EARLY(MPH) SW 6 G17 LGT/VAR SW 5
WIND 20FT/LATE(MPH) W 8 G18 LGT/VAR SW 8 G17
PRECIP AMOUNT 0.00 0.01 0.04
PRECIP DURATION 1 3
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1800 1260
MIXING HGT(FT-AGL/MSL)5890 4140
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 106390 66240
CATEGORY DAY 5 4
INVERSION 47F/9AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 107 VERY GOOD8 POOR 44 GEN GOOD
MAX ADI LATE 99 GOOD 5 VERY POOR 88 GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-082015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 40 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 63 (+3) 47 (+8) 66
RH % (24H TREND) 44 (-1) 79 (0) 55
WIND 20FT/EARLY(MPH) SW 5 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 8 G18 LGT/VAR SW 7 G17
PRECIP AMOUNT 0.00 0.01 0.04
PRECIP DURATION 1 4
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM 6 PM
MIXING HGT(M-AGL/MSL) 1830 1240
MIXING HGT(FT-AGL/MSL)6000 4060
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 112630 64960
CATEGORY DAY 5 4
INVERSION 48F/9AM 8PM 53F/9AM
DISPERSION 5 4
MAX ADI EARLY 117 VERY GOOD9 POOR 42 GEN GOOD
MAX ADI LATE 102 VERY GOOD4 VERY POOR 85 GOOD
MAX LVORI EARLY 4 3 4
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-082015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 30 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 61 (+3) 46 (+8) 64
RH % (24H TREND) 44 (-4) 80 (+1) 55
WIND 20FT/EARLY(MPH) W 7 G21 LGT/VAR SW 5 G17
WIND 20FT/LATE(MPH) W 9 G21 LGT/VAR SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 1 3
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM 6 PM
MIXING HGT(M-AGL/MSL) 1780 1220
MIXING HGT(FT-AGL/MSL)5830 4000
TRANSPORT WND (MPH) W 25 W 18
VENT RATE (KT-FT) 113380 64000
CATEGORY DAY 5 4
INVERSION 46F/9AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 93 GOOD 11 POOR 48 GEN GOOD
MAX ADI LATE 101 VERY GOOD7 POOR 79 GOOD
MAX LVORI EARLY 4 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-082015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+4) 46 (+8) 66
RH % (24H TREND) 39 (-6) 76 (-5) 51
WIND 20FT/EARLY(MPH) W 5 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 9 G21 LGT/VAR W 8 G19
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 2
PRECIP BEGIN 7 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1910 1280
MIXING HGT(FT-AGL/MSL)6280 4210
TRANSPORT WND (MPH) W 24 W 20
VENT RATE (KT-FT) 113170 71570
CATEGORY DAY 5 4
INVERSION 47F/9AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 116 VERY GOOD10 POOR 50 GEN GOOD
MAX ADI LATE 140 VERY GOOD5 VERY POOR 98 GOOD
MAX LVORI EARLY 4 3 3
MAX LVORI LATE 1 3 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-082015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
106 AM EDT FRI MAY 8 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (+4) 43 (+7) 63
RH % (24H TREND) 45 (-5) 76 (-3) 55
WIND 20FT/EARLY(MPH) W 9 G29 SW 5 G22 SW 6 G22
WIND 20FT/LATE(MPH) W 11 G29 LGT/VAR W 10 G26
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1770 1430
MIXING HGT(FT-AGL/MSL)5800 4710
TRANSPORT WND (MPH) W 26 W 23
VENT RATE (KT-FT) 136210 94200
CATEGORY DAY 5 4
INVERSION 41F/8AM 8PM 49F/8AM
DISPERSION 5 4
MAX ADI EARLY 108 VERY GOOD15 GEN POOR 68 GOOD
MAX ADI LATE 142 VERY GOOD9 POOR 91 GOOD
MAX LVORI EARLY 4 3 3
MAX LVORI LATE 1 3 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY 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 UPPER 30S. HIGHS AROUND 60.
NORTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
40S. HIGHS IN THE LOWER 60S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
40S. HIGHS IN THE MID 60S. NORTHWEST WINDS 5 TO 10 MPH.
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