021
FNUS51 KPBZ 211706
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
106 PM EDT TUE JUL 21 2026
DISCUSSION
WIDESPREAD SHOWERS AND THUNDERSTORMS CONTINUE TODAY WITH FLOODING
AND SEVERE RISKS. PRECIPITATION TAPERS OVERNIGHT AND YIELDS A
DRIER AND COOLER WEDNESDAY ACROSS THE REGION. DRY, COOLER AND CALM
CONDITIONS CONTINUE THROUGH LATE WEEK WITH A SLOW RETURN OF
TEMPERATURES INTO THE 80S.
OHZ039-220815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 61 (-6) 73 (-7) 51 76
RH % (24H TREND) 100 (+8) 57 (-23) 99 42
WIND 20FT/EARLY(MPH) SW 6 G17 NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 11 PM
MIXING HGT(M-AGL/MSL) 1520 1940
MIXING HGT(FT-AGL/MSL) 4980 6350
TRANSPORT WND (MPH) NW 13 NE 7
VENT RATE (KT-FT) 54780 38100
CATEGORY DAY 4 3
INVERSION 8PM 62F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 24 FAIR 48 GEN GOOD 8 POOR 46 GEN GOOD
MAX ADI LATE 7 POOR 70 GOOD 2 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 7 7 5 8
MAX LVORI LATE 9 2 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-220815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 60 (-6) 72 (-8) 51 76
RH % (24H TREND) 100 (+9) 56 (-22) 99 41
WIND 20FT/EARLY(MPH) SW 7 G18 NW 8 N 5 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(M-AGL/MSL) 1550 1890
MIXING HGT(FT-AGL/MSL) 5100 6190
TRANSPORT WND (MPH) NW 13 NE 7
VENT RATE (KT-FT) 56100 37140
CATEGORY DAY 4 3
INVERSION 8PM 61F/7AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 23 FAIR 48 GEN GOOD 9 POOR 45 GEN GOOD
MAX ADI LATE 8 POOR 68 GOOD 3 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 6 7 5 8
MAX LVORI LATE 9 2 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-220815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 60 (-5) 72 (-8) 50 76
RH % (24H TREND) 100 (+11) 57 (-20) 97 41
WIND 20FT/EARLY(MPH) SW 7 G17 NW 7 N 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1470 1840
MIXING HGT(FT-AGL/MSL) 4810 6050
TRANSPORT WND (MPH) NW 14 NE 7
VENT RATE (KT-FT) 57720 36300
CATEGORY DAY 4 3
INVERSION 9PM 61F/7AM 9PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 49 GEN GOOD 18 GEN POOR 49 GEN GOOD
MAX ADI LATE 8 POOR 65 GOOD 2 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 6 6 5 7
MAX LVORI LATE 8 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-220815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 60 (-8) 73 (-7) 51 76
RH % (24H TREND) 100 (+8) 57 (-26) 100 44
WIND 20FT/EARLY(MPH) W 6 NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 9 PM
MIXING HGT(M-AGL/MSL) 1650 1960
MIXING HGT(FT-AGL/MSL) 5400 6420
TRANSPORT WND (MPH) NW 13 NE 7
VENT RATE (KT-FT) 59400 38520
CATEGORY DAY 4 3
INVERSION 8PM 62F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 47 GEN GOOD 8 POOR 40 FAIR
MAX ADI LATE 8 POOR 71 GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 7 5 9
MAX LVORI LATE 9 2 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-220815-
HARRISON-
INCLUDING THE CITY OF CADIZ
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 61 (-5) 74 (-6) 51 77
RH % (24H TREND) 100 (+4) 55 (-26) 100 40
WIND 20FT/EARLY(MPH) SW 7 G20 NW 7 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(M-AGL/MSL) 1590 1930
MIXING HGT(FT-AGL/MSL) 5230 6340
TRANSPORT WND (MPH) NW 13 NE 8
VENT RATE (KT-FT) 57530 44380
CATEGORY DAY 4 3
INVERSION 8PM 63F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 21 FAIR 51 GEN GOOD 8 POOR 47 GEN GOOD
MAX ADI LATE 6 VERY POOR 74 GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 9 1 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-220815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 61 (-4) 75 (-5) 51 77
RH % (24H TREND) 100 (+5) 54 (-25) 98 38
WIND 20FT/EARLY(MPH) SW 7 G20 NW 7 N 6 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1710 1860
MIXING HGT(FT-AGL/MSL) 5610 6100
TRANSPORT WND (MPH) W 13 NE 8
VENT RATE (KT-FT) 61710 42700
CATEGORY DAY 4 3
INVERSION 8PM 63F/8AM 9PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 21 FAIR 56 GEN GOOD 18 GEN POOR 49 GEN GOOD
MAX ADI LATE 7 POOR 80 GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 7 8 5 8
MAX LVORI LATE 9 1 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-220815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 61 (-8) 75 (-6) 51 77
RH % (24H TREND) 100 (+10) 56 (-27) 100 43
WIND 20FT/EARLY(MPH) W 5 G17 NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(M-AGL/MSL) 1690 1930
MIXING HGT(FT-AGL/MSL) 5530 6340
TRANSPORT WND (MPH) NW 12 NE 8
VENT RATE (KT-FT) 55300 44380
CATEGORY DAY 4 3
INVERSION 8PM 64F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 37 FAIR 8 POOR 47 GEN GOOD
MAX ADI LATE 5 VERY POOR 70 GOOD 4 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 8 5 9
MAX LVORI LATE 9 2 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-220815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 62 (-5) 75 (-6) 51 77
RH % (24H TREND) 100 (+4) 57 (-26) 100 43
WIND 20FT/EARLY(MPH) SW 5 G19 NW 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1660 1930
MIXING HGT(FT-AGL/MSL) 5430 6350
TRANSPORT WND (MPH) NW 12 NE 8
VENT RATE (KT-FT) 54300 44450
CATEGORY DAY 4 3
INVERSION 8PM 64F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 39 FAIR 8 POOR 50 GEN GOOD
MAX ADI LATE 5 VERY POOR 70 GOOD 4 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 9 8 6 9
MAX LVORI LATE 9 2 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-220815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 63 (-4) 76 (-5) 52 77
RH % (24H TREND) 100 (+8) 56 (-24) 100 40
WIND 20FT/EARLY(MPH) SW 7 G21 NW 6 N 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.15 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1560 1760
MIXING HGT(FT-AGL/MSL) 5110 5780
TRANSPORT WND (MPH) W 13 NE 8
VENT RATE (KT-FT) 56210 40460
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 45 GEN GOOD 8 POOR 52 GEN GOOD
MAX ADI LATE 8 POOR 72 GOOD 4 VERY POOR 62 GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 9 1 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-220815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 63 (-4) 76 (-5) 52 77
RH % (24H TREND) 100 (+3) 57 (-24) 100 44
WIND 20FT/EARLY(MPH) SW 5 G19 NW 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.17 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1660 1800
MIXING HGT(FT-AGL/MSL) 5450 5890
TRANSPORT WND (MPH) W 12 NE 8
VENT RATE (KT-FT) 54500 41230
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 18 GEN POOR 35 FAIR 8 POOR 54 GEN GOOD
MAX ADI LATE 5 VERY POOR 70 GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 9 8 6 9
MAX LVORI LATE 9 2 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-220815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-3) 76 (-6) 53 77
RH % (24H TREND) 100 (+3) 58 (-24) 100 43
WIND 20FT/EARLY(MPH) SW 6 G20 NW 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.22 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1550 1710
MIXING HGT(FT-AGL/MSL) 5100 5600
TRANSPORT WND (MPH) NW 12 NE 9
VENT RATE (KT-FT) 51000 44800
CATEGORY DAY 3 3
INVERSION 8PM 66F/8AM 8PM 61F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 32 FAIR 7 POOR 58 GEN GOOD
MAX ADI LATE 5 VERY POOR 71 GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 8 8 6 8
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-220815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 70 20 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 58 (-5) 70 (-9) 49 75
RH % (24H TREND) 100 (+12) 59 (-19) 100 43
WIND 20FT/EARLY(MPH) SW 7 NW 8 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.00 0.00 0.00
PRECIP DURATION 4 0
PRECIP BEGIN 6 PM 8 AM
PRECIP END 6 AM 12 PM
MIXING HGT(M-AGL/MSL) 1380 1700
MIXING HGT(FT-AGL/MSL) 4530 5560
TRANSPORT WND (MPH) NW 14 N 8
VENT RATE (KT-FT) 54360 38920
CATEGORY DAY 4 3
INVERSION 8PM 59F/7AM 8PM 59F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 44 GEN GOOD 17 GEN POOR 50 GEN GOOD
MAX ADI LATE 11 POOR 53 GEN GOOD 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 7 7 6 9
MAX LVORI LATE 8 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-220815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 20 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 57 (-5) 69 (-9) 48 75
RH % (24H TREND) 100 (+12) 61 (-20) 100 43
WIND 20FT/EARLY(MPH) SW 5 G17 NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.23 0.00 0.00 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 4 AM 4 PM
MIXING HGT(M-AGL/MSL) 1370 1780
MIXING HGT(FT-AGL/MSL) 4480 5850
TRANSPORT WND (MPH) W 15 N 6
VENT RATE (KT-FT) 58240 29250
CATEGORY DAY 4 3
INVERSION 7PM 59F/7AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 48 GEN GOOD 16 GEN POOR 45 GEN GOOD
MAX ADI LATE 8 POOR 58 GEN GOOD 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 7 6 6 9
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-220815-
FOREST-
INCLUDING THE CITY OF TIONESTA
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 70 20 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 57 (-2) 69 (-9) 46 75
RH % (24H TREND) 100 (+9) 57 (-22) 99 40
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.28 0.00 0.00 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 6 PM 11 AM
PRECIP END 5 AM 5 PM
MIXING HGT(M-AGL/MSL) 1250 1810
MIXING HGT(FT-AGL/MSL) 4090 5920
TRANSPORT WND (MPH) NW 15 N 6
VENT RATE (KT-FT) 53170 29600
CATEGORY DAY 4 3
INVERSION 7PM 58F/7AM 8PM 56F/9AM
DISPERSION 4 3
MAX ADI EARLY 13 GEN POOR 50 GEN GOOD 9 POOR 43 GEN GOOD
MAX ADI LATE 7 POOR 71 GOOD 3 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 7 8 6 8
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-220815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 59 (-5) 72 (-8) 49 76
RH % (24H TREND) 100 (+8) 58 (-20) 100 41
WIND 20FT/EARLY(MPH) SW 6 NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.20 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 12 AM
MIXING HGT(M-AGL/MSL) 1560 1720
MIXING HGT(FT-AGL/MSL) 5130 5640
TRANSPORT WND (MPH) NW 14 N 7
VENT RATE (KT-FT) 61560 33840
CATEGORY DAY 4 3
INVERSION 8PM 60F/7AM 9PM 59F/9AM
DISPERSION 4 3
MAX ADI EARLY 18 GEN POOR 51 GEN GOOD 18 GEN POOR 46 GEN GOOD
MAX ADI LATE 8 POOR 77 GOOD 2 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 8 6 6 9
MAX LVORI LATE 9 2 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-220815-
BUTLER-
INCLUDING THE CITY OF BUTLER
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 58 (-4) 73 (-7) 48 76
RH % (24H TREND) 100 (+6) 61 (-20) 100 45
WIND 20FT/EARLY(MPH) SW 6 G19 NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.18 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 4 AM
MIXING HGT(M-AGL/MSL) 1520 1760
MIXING HGT(FT-AGL/MSL) 5000 5780
TRANSPORT WND (MPH) W 14 N 7
VENT RATE (KT-FT) 60000 34680
CATEGORY DAY 4 3
INVERSION 8PM 60F/7AM 8PM 59F/9AM
DISPERSION 4 3
MAX ADI EARLY 21 FAIR 55 GEN GOOD 16 GEN POOR 46 GEN GOOD
MAX ADI LATE 8 POOR 67 GOOD 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 8 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-220815-
CLARION-
INCLUDING THE CITY OF CLARION
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 58 (-3) 72 (-7) 48 75
RH % (24H TREND) 100 (+9) 58 (-21) 98 42
WIND 20FT/EARLY(MPH) SW 5 G19 NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.22 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT(M-AGL/MSL) 1440 1830
MIXING HGT(FT-AGL/MSL) 4710 6020
TRANSPORT WND (MPH) W 14 N 6
VENT RATE (KT-FT) 56520 30100
CATEGORY DAY 4 3
INVERSION 7PM 60F/7AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 16 GEN POOR 53 GEN GOOD 18 GEN POOR 44 GEN GOOD
MAX ADI LATE 7 POOR 71 GOOD 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 6 8 5 7
MAX LVORI LATE 9 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-220815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 59 (-3) 72 (-6) 48 75
RH % (24H TREND) 100 (+9) 57 (-22) 96 40
WIND 20FT/EARLY(MPH) SW 7 G21 NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.25 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1470 1880
MIXING HGT(FT-AGL/MSL) 4840 6180
TRANSPORT WND (MPH) W 14 N 6
VENT RATE (KT-FT) 58080 30900
CATEGORY DAY 4 3
INVERSION 7PM 61F/8AM 8PM 57F/9AM
DISPERSION 4 3
MAX ADI EARLY 14 GEN POOR 56 GEN GOOD 19 GEN POOR 43 GEN GOOD
MAX ADI LATE 8 POOR 60 GEN GOOD 4 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 6 8 5 7
MAX LVORI LATE 8 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-220815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 61 (-3) 73 (-7) 51 77
RH % (24H TREND) 100 (+9) 57 (-21) 97 40
WIND 20FT/EARLY(MPH) SW 6 G19 NW 6 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.13 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1590 1750
MIXING HGT(FT-AGL/MSL) 5210 5740
TRANSPORT WND (MPH) NW 14 NE 8
VENT RATE (KT-FT) 62520 40180
CATEGORY DAY 4 3
INVERSION 8PM 62F/7AM 9PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 23 FAIR 54 GEN GOOD 18 GEN POOR 48 GEN GOOD
MAX ADI LATE 7 POOR 77 GOOD 2 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 6 6 5 8
MAX LVORI LATE 8 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-220815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 62 (-3) 76 (-5) 51 77
RH % (24H TREND) 100 (+6) 57 (-21) 98 41
WIND 20FT/EARLY(MPH) SW 9 G22 NW 8 N 7 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.16 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1680 1790
MIXING HGT(FT-AGL/MSL) 5500 5870
TRANSPORT WND (MPH) W 14 NE 7
VENT RATE (KT-FT) 66000 35220
CATEGORY DAY 4 3
INVERSION 8PM 64F/7AM 9PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 25 FAIR 56 GEN GOOD 17 GEN POOR 47 GEN GOOD
MAX ADI LATE 8 POOR 61 GOOD 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 6 8 5 8
MAX LVORI LATE 9 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-220815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 60 (-2) 75 (-6) 49 77
RH % (24H TREND) 100 (+2) 59 (-20) 100 44
WIND 20FT/EARLY(MPH) SW 7 G20 NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.26 0.00 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1560 1720
MIXING HGT(FT-AGL/MSL) 5100 5630
TRANSPORT WND (MPH) W 14 N 7
VENT RATE (KT-FT) 61200 33780
CATEGORY DAY 4 3
INVERSION 7PM 62F/7AM 9PM 59F/9AM
DISPERSION 4 3
MAX ADI EARLY 18 GEN POOR 53 GEN GOOD 9 POOR 43 GEN GOOD
MAX ADI LATE 7 POOR 61 GOOD 3 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 7 8 6 9
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-220815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 63 (-3) 75 (-6) 51 76
RH % (24H TREND) 100 (+7) 57 (-22) 97 40
WIND 20FT/EARLY(MPH) SW 9 G21 NW 7 N 6 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 9 LGT/VAR NE 5
PRECIP AMOUNT 0.16 0.00 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1690 1750
MIXING HGT(FT-AGL/MSL) 5560 5740
TRANSPORT WND (MPH) W 14 NE 8
VENT RATE (KT-FT) 66720 40180
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 28 FAIR 43 GEN GOOD 9 POOR 52 GEN GOOD
MAX ADI LATE 8 POOR 69 GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 8 5 8
MAX LVORI LATE 9 2 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-220815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-2) 76 (-5) 52 76
RH % (24H TREND) 100 (+7) 60 (-22) 99 47
WIND 20FT/EARLY(MPH) SW 8 G20 NW 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR NE 5
PRECIP AMOUNT 0.27 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 3 AM
MIXING HGT(M-AGL/MSL) 1560 1590
MIXING HGT(FT-AGL/MSL) 5120 5200
TRANSPORT WND (MPH) W 13 NE 9
VENT RATE (KT-FT) 56320 41600
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 29 FAIR 32 FAIR 8 POOR 55 GEN GOOD
MAX ADI LATE 8 POOR 70 GOOD 4 VERY POOR 63 GOOD
MAX LVORI EARLY 8 9 5 9
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-220815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 62 (-2) 75 (-7) 50 77
RH % (24H TREND) 100 (+1) 58 (-20) 100 43
WIND 20FT/EARLY(MPH) SW 10 G22 NW 7 NW 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 6 NW 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.26 0.00 0.00 0.00
PRECIP DURATION 7
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1670 1610
MIXING HGT(FT-AGL/MSL) 5480 5270
TRANSPORT WND (MPH) W 15 NE 8
VENT RATE (KT-FT) 71240 36890
CATEGORY DAY 4 3
INVERSION 7PM 65F/8AM 8PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 23 FAIR 41 GEN GOOD 16 GEN POOR 42 GEN GOOD
MAX ADI LATE 8 POOR 63 GOOD 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 7 8 6 9
MAX LVORI LATE 9 3 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-220815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 61 (-4) 75 (-5) 50 77
RH % (24H TREND) 100 (+4) 56 (-18) 98 41
WIND 20FT/EARLY(MPH) SW 9 G22 W 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) W 5 G17 NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.33 0.02 0.00 0.00
PRECIP DURATION 8 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 10 AM
MIXING HGT(M-AGL/MSL) 1500 1620
MIXING HGT(FT-AGL/MSL) 4920 5330
TRANSPORT WND (MPH) W 16 NE 7
VENT RATE (KT-FT) 68880 31980
CATEGORY DAY 4 3
INVERSION 7PM 63F/8AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 25 FAIR 32 FAIR 8 POOR 40 FAIR
MAX ADI LATE 10 POOR 81 GOOD 3 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 7 8 6 8
MAX LVORI LATE 8 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-220815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 20 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 63 (-3) 76 (-6) 52 76
RH % (24H TREND) 100 (+9) 58 (-20) 100 45
WIND 20FT/EARLY(MPH) SW 9 G21 W 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR N 5
PRECIP AMOUNT 0.31 0.00 0.00 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1540 1550
MIXING HGT(FT-AGL/MSL) 5050 5080
TRANSPORT WND (MPH) W 13 NE 9
VENT RATE (KT-FT) 55550 40640
CATEGORY DAY 4 3
INVERSION 7PM 66F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 29 FAIR 8 POOR 47 GEN GOOD
MAX ADI LATE 8 POOR 69 GOOD 4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 7 9 5 8
MAX LVORI LATE 9 3 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-220815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 61 (-4) 74 (-5) 50 75
RH % (24H TREND) 100 (+6) 58 (-18) 99 44
WIND 20FT/EARLY(MPH) SW 7 G21 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.37 0.01 0.00 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 1 PM
MIXING HGT(M-AGL/MSL) 1410 1550
MIXING HGT(FT-AGL/MSL) 4630 5080
TRANSPORT WND (MPH) NW 14 NE 8
VENT RATE (KT-FT) 55560 35560
CATEGORY DAY 4 3
INVERSION 7PM 63F/8AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 22 FAIR 26 FAIR 5 VERY POOR 46 GEN GOOD
MAX ADI LATE 9 POOR 69 GOOD 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 7 8 6 8
MAX LVORI LATE 9 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-220815-
INDIANA-
INCLUDING THE CITY OF INDIANA
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 61 (-2) 74 (-6) 49 77
RH % (24H TREND) 100 (+4) 59 (-20) 100 43
WIND 20FT/EARLY(MPH) SW 8 G22 NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) SW 5 NW 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.33 0.00 0.00 0.00
PRECIP DURATION 5
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1570 1760
MIXING HGT(FT-AGL/MSL) 5140 5780
TRANSPORT WND (MPH) W 15 NE 7
VENT RATE (KT-FT) 66820 34680
CATEGORY DAY 4 3
INVERSION 7PM 63F/8AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 47 GEN GOOD 9 POOR 40 FAIR
MAX ADI LATE 8 POOR 65 GOOD 3 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 7 8 6 9
MAX LVORI LATE 9 3 10 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-220815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 61 (-3) 74 (-6) 50 76
RH % (24H TREND) 100 (+4) 59 (-19) 98 42
WIND 20FT/EARLY(MPH) SW 9 G22 W 7 NW 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 6 NW 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.39 0.01 0.00 0.00
PRECIP DURATION 6 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 9 AM
MIXING HGT(M-AGL/MSL) 1520 1650
MIXING HGT(FT-AGL/MSL) 4990 5410
TRANSPORT WND (MPH) W 16 NE 7
VENT RATE (KT-FT) 69860 32460
CATEGORY DAY 4 3
INVERSION 7PM 63F/8AM 8PM 58F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 43 GEN GOOD 9 POOR 37 FAIR
MAX ADI LATE 10 POOR 66 GOOD 3 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 7 8 6 8
MAX LVORI LATE 8 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-220815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 62 (-2) 73 (-7) 52 76
RH % (24H TREND) 99 (+4) 55 (-23) 96 39
WIND 20FT/EARLY(MPH) SW 7 G19 NW 6 N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 3 AM
MIXING HGT(M-AGL/MSL) 1590 1780
MIXING HGT(FT-AGL/MSL) 5230 5840
TRANSPORT WND (MPH) W 14 NE 8
VENT RATE (KT-FT) 62760 40880
CATEGORY DAY 4 3
INVERSION 9PM 62F/7AM 9PM 60F/9AM
DISPERSION 4 3
MAX ADI EARLY 20 GEN POOR 51 GEN GOOD 18 GEN POOR 49 GEN GOOD
MAX ADI LATE 7 POOR 79 GOOD 2 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 6 8 4 7
MAX LVORI LATE 9 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-220815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 63 (-3) 75 (-6) 53 77
RH % (24H TREND) 100 (+12) 54 (-25) 97 39
WIND 20FT/EARLY(MPH) SW 8 G20 NW 6 N 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1710 1790
MIXING HGT(FT-AGL/MSL) 5600 5870
TRANSPORT WND (MPH) W 13 NE 8
VENT RATE (KT-FT) 61600 41090
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 23 FAIR 52 GEN GOOD 8 POOR 48 GEN GOOD
MAX ADI LATE 7 POOR 79 GOOD 3 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 6 8 5 8
MAX LVORI LATE 9 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-220815-
OHIO-
INCLUDING THE CITY OF WHEELING
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 63 (-5) 75 (-6) 52 77
RH % (24H TREND) 100 (+11) 56 (-26) 96 39
WIND 20FT/EARLY(MPH) SW 8 G21 NW 6 N 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.16 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1650 1750
MIXING HGT(FT-AGL/MSL) 5410 5750
TRANSPORT WND (MPH) W 13 NE 8
VENT RATE (KT-FT) 59510 40250
CATEGORY DAY 4 3
INVERSION 8PM 65F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 26 FAIR 42 GEN GOOD 8 POOR 53 GEN GOOD
MAX ADI LATE 7 POOR 77 GOOD 3 VERY POOR 64 GOOD
MAX LVORI EARLY 8 8 5 8
MAX LVORI LATE 9 1 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-220815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-4) 77 (-4) 53 78
RH % (24H TREND) 100 (+8) 61 (-24) 97 44
WIND 20FT/EARLY(MPH) SW 8 G20 NW 5 N 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1600 1690
MIXING HGT(FT-AGL/MSL) 5230 5540
TRANSPORT WND (MPH) W 13 NE 9
VENT RATE (KT-FT) 57530 44320
CATEGORY DAY 4 3
INVERSION 7PM 66F/8AM 8PM 61F/9AM
DISPERSION 4 3
MAX ADI EARLY 25 FAIR 34 FAIR 8 POOR 57 GEN GOOD
MAX ADI LATE 7 POOR 74 GOOD 4 VERY POOR 65 GOOD
MAX LVORI EARLY 8 8 5 7
MAX LVORI LATE 9 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-220815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-4) 75 (-5) 53 75
RH % (24H TREND) 100 (+5) 65 (-22) 98 50
WIND 20FT/EARLY(MPH) SW 7 G21 LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1520 1650
MIXING HGT(FT-AGL/MSL) 4990 5420
TRANSPORT WND (MPH) NW 12 NE 9
VENT RATE (KT-FT) 49900 43360
CATEGORY DAY 3 3
INVERSION 8PM 66F/8AM 8PM 61F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 31 FAIR 5 VERY POOR 60 GEN GOOD
MAX ADI LATE 7 POOR 65 GOOD 4 VERY POOR 68 GOOD
MAX LVORI EARLY 8 9 5 7
MAX LVORI LATE 9 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-220815-
MARION-
INCLUDING THE CITY OF FAIRMONT
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 64 (-3) 76 (-4) 52 76
RH % (24H TREND) 100 (+4) 63 (-21) 100 50
WIND 20FT/EARLY(MPH) SW 8 G20 LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR NE 5
PRECIP AMOUNT 0.38 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1480 1530
MIXING HGT(FT-AGL/MSL) 4850 5030
TRANSPORT WND (MPH) NW 12 NE 10
VENT RATE (KT-FT) 48500 45270
CATEGORY DAY 3 3
INVERSION 8PM 66F/8AM 8PM 60F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 28 FAIR 7 POOR 53 GEN GOOD
MAX ADI LATE 8 POOR 67 GOOD 4 VERY POOR 63 GOOD
MAX LVORI EARLY 8 9 6 8
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-220815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 20 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-3) 76 (-5) 53 76
RH % (24H TREND) 100 (+7) 61 (-21) 100 48
WIND 20FT/EARLY(MPH) SW 9 G20 LGT/VAR N 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR NE 5
PRECIP AMOUNT 0.32 0.00 0.00 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 12 PM
MIXING HGT(M-AGL/MSL) 1440 1540
MIXING HGT(FT-AGL/MSL) 4730 5050
TRANSPORT WND (MPH) NW 12 NE 9
VENT RATE (KT-FT) 47300 40400
CATEGORY DAY 3 3
INVERSION 8PM 66F/8AM 8PM 60F/9AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 26 FAIR 7 POOR 51 GEN GOOD
MAX ADI LATE 8 POOR 60 GEN GOOD 4 VERY POOR 61 GOOD
MAX LVORI EARLY 7 9 5 9
MAX LVORI LATE 9 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-220815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 62 (-4) 73 (-5) 51 73
RH % (24H TREND) 100 (+5) 61 (-21) 99 47
WIND 20FT/EARLY(MPH) SW 8 G20 W 5 N 5 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.38 0.01 0.00 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 1 PM
MIXING HGT(M-AGL/MSL) 1310 1520
MIXING HGT(FT-AGL/MSL) 4310 4980
TRANSPORT WND (MPH) W 12 NE 8
VENT RATE (KT-FT) 43100 34860
CATEGORY DAY 3 3
INVERSION 8PM 64F/8AM 8PM 58F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 22 FAIR 6 VERY POOR 47 GEN GOOD
MAX ADI LATE 8 POOR 58 GEN GOOD 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 7 9 6 7
MAX LVORI LATE 9 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-220815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 90 40 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 62 (-3) 74 (-6) 50 74
RH % (24H TREND) 100 (+2) 60 (-18) 100 45
WIND 20FT/EARLY(MPH) SW 7 G20 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.42 0.02 0.00 0.00
PRECIP DURATION 7 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1310 1560
MIXING HGT(FT-AGL/MSL) 4280 5100
TRANSPORT WND (MPH) NW 12 NE 8
VENT RATE (KT-FT) 42800 35700
CATEGORY DAY 3 3
INVERSION 8PM 65F/8AM 8PM 55F/8AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 23 FAIR 6 VERY POOR 46 GEN GOOD
MAX ADI LATE 8 POOR 60 GEN GOOD 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 8 8 6 8
MAX LVORI LATE 9 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-220815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 90 40 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 62 (-3) 73 (-5) 51 74
RH % (24H TREND) 100 (+3) 63 (-17) 99 46
WIND 20FT/EARLY(MPH) SW 9 G21 W 5 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) W 6 G17 NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.45 0.02 0.00 0.00
PRECIP DURATION 8 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1280 1590
MIXING HGT(FT-AGL/MSL) 4210 5210
TRANSPORT WND (MPH) W 14 NE 8
VENT RATE (KT-FT) 50520 36470
CATEGORY DAY 3 3
INVERSION 8PM 64F/8AM 7PM 57F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 24 FAIR 8 POOR 39 FAIR
MAX ADI LATE 12 POOR 60 GEN GOOD 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 5 8 6 7
MAX LVORI LATE 8 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-220815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 90 50 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 64 (-3) 75 (-5) 52 75
RH % (24H TREND) 100 (+4) 63 (-11) 100 45
WIND 20FT/EARLY(MPH) SW 9 G21 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.65 0.04 0.00 0.00
PRECIP DURATION 9 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 1210 1560
MIXING HGT(FT-AGL/MSL) 3970 5120
TRANSPORT WND (MPH) W 13 NE 8
VENT RATE (KT-FT) 43670 35840
CATEGORY DAY 3 3
INVERSION 8PM 65F/8AM 7PM 58F/9AM
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 27 FAIR 7 POOR 36 FAIR
MAX ADI LATE 8 POOR 46 GEN GOOD 4 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 8 8 6 8
MAX LVORI LATE 9 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-220815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
106 PM EDT TUE JUL 21 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 90 40 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 59 (-3) 72 (-5) 48 72
RH % (24H TREND) 100 (+1) 70 (-6) 100 48
WIND 20FT/EARLY(MPH) W 9 G27 W 6 G18 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) W 7 G24 W 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.67 0.04 0.00 0.00
PRECIP DURATION 8 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1070 1560
MIXING HGT(FT-AGL/MSL) 3500 5110
TRANSPORT WND (MPH) W 15 NE 8
VENT RATE (KT-FT) 45500 35770
CATEGORY DAY 3 3
INVERSION 8PM 63F/8AM 9PM 56F/9AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 34 FAIR 9 POOR 35 FAIR
MAX ADI LATE 15 GEN POOR 56 GEN GOOD 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 5 8 7 7
MAX LVORI LATE 8 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS AROUND 80.
NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.
AK
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