393
FNUS51 KPBZ 221617
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1217 PM EDT WED APR 22 2026
DISCUSSION
TODAY, MINIMUM RELATIVE HUMIDITY WILL REMAIN BETWEEN 35%-45% WITH
WESTERLY WIND UNDER 15 MPH. OVERNIGHT, THE WIND WILL EASE. BY
TOMORROW, SOUTHWESTERLY WIND WILL BE LIGHT (UNDER 10 MPH) WITH
MINIMUM RELATIVE HUMIDITY BETWEEN 40%-50% FOR MOST OF THE AREA
(NORTHERN PA COUNTIES COULD SEE 25%-35% MINIMUM RELATIVE
HUMIDITY).
ON FRIDAY, SOUTHWESTERLY WIND WILL REMAIN LIGHT WITH MINIMUM
RELATIVE HUMIDITY BETWEEN 35%-45%. FRIDAY NIGHT, A SYSTEM WILL
MOVE IN BRING RAIN AND THUNDERSTORMS. PRECIPITATION WILL CONTINUE
THROUGH THE DAY ON SATURDAY.
OHZ039-230830-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 30 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 50 (-6) 78 (+4) 54 80
RH % (24H TREND) 96 (+15) 47 (+5) 88 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 4 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1550 2390
MIXING HGT(FT-AGL/MSL) 5090 7830
TRANSPORT WND (MPH) W 9 SW 17
VENT RATE (KT-FT) 40720 117450
CATEGORY DAY 3 5
INVERSION 8PM 58F/9AM 7PM 62F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 22 FAIR 4 VERY POOR 64 GOOD
MAX ADI LATE 4 VERY POOR 56 GEN GOOD 4 VERY POOR 143 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-230830-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 20 20 0 20
CHANCE OF THUNDER (%) 10 10 0 0
TEMP (24H TREND) 49 (-5) 78 (+5) 54 80
RH % (24H TREND) 94 (0) 47 (+5) 86 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 0 0
PRECIP BEGIN 6 PM 4 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1600 2270
MIXING HGT(FT-AGL/MSL) 5240 7430
TRANSPORT WND (MPH) W 9 SW 17
VENT RATE (KT-FT) 41920 111450
CATEGORY DAY 3 5
INVERSION 8PM 61F/10AM 8PM 61F/9AM
DISPERSION 3 5
MAX ADI EARLY 5 VERY POOR 20 GEN POOR 3 VERY POOR 74 GOOD
MAX ADI LATE 4 VERY POOR 55 GEN GOOD 4 VERY POOR 129 VERY GOOD
MAX LVORI EARLY 4 6 4 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-230830-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 47 (-7) 78 (+5) 54 80
RH % (24H TREND) 91 (-2) 44 (+3) 87 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1550 2280
MIXING HGT(FT-AGL/MSL) 5100 7480
TRANSPORT WND (MPH) W 7 W 16
VENT RATE (KT-FT) 30600 104720
CATEGORY DAY 3 4
INVERSION 8PM 60F/10AM 7PM 61F/9AM
DISPERSION 3 4
MAX ADI EARLY 6 VERY POOR 13 GEN POOR 3 VERY POOR 59 GEN GOOD
MAX ADI LATE 4 VERY POOR 42 GEN GOOD 4 VERY POOR 128 VERY GOOD
MAX LVORI EARLY 4 6 4 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-230830-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 40 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 52 (-5) 78 (+3) 54 80
RH % (24H TREND) 100 (+37) 47 (+5) 88 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 2 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1550 2600
MIXING HGT(FT-AGL/MSL) 5100 8550
TRANSPORT WND (MPH) W 10 SW 21
VENT RATE (KT-FT) 45900 153900
CATEGORY DAY 3 5
INVERSION 8PM 58F/9AM 7PM 61F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 23 FAIR 4 VERY POOR 59 GEN GOOD
MAX ADI LATE 4 VERY POOR 62 GOOD 4 VERY POOR 177 VERY GOOD
MAX LVORI EARLY 5 7 3 5
MAX LVORI LATE 7 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-230830-
HARRISON-
INCLUDING THE CITY OF CADIZ
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 30 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 50 (-5) 78 (+4) 54 81
RH % (24H TREND) 97 (+7) 45 (+4) 88 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 4 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1650 2250
MIXING HGT(FT-AGL/MSL) 5400 7370
TRANSPORT WND (MPH) W 9 SW 15
VENT RATE (KT-FT) 43200 95810
CATEGORY DAY 3 4
INVERSION 8PM 58F/9AM 7PM 62F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 23 FAIR 4 VERY POOR 86 GOOD
MAX ADI LATE 5 VERY POOR 65 GOOD 4 VERY POOR 114 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-230830-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 20 20 0 20
CHANCE OF THUNDER (%) 10 10 0 0
TEMP (24H TREND) 49 (-5) 78 (+5) 55 80
RH % (24H TREND) 93 (+3) 43 (+3) 87 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 0 0
PRECIP BEGIN 6 PM 4 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1680 2280
MIXING HGT(FT-AGL/MSL) 5530 7490
TRANSPORT WND (MPH) W 10 W 15
VENT RATE (KT-FT) 49770 97370
CATEGORY DAY 4 4
INVERSION 8PM 56F/9AM 7PM 62F/9AM
DISPERSION 4 4
MAX ADI EARLY 9 POOR 21 FAIR 4 VERY POOR 80 GOOD
MAX ADI LATE 5 VERY POOR 68 GOOD 4 VERY POOR 110 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-230830-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 50 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 52 (-6) 79 (+4) 54 81
RH % (24H TREND) 98 (+33) 44 (0) 85 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 2 PM 2 PM
PRECIP END 12 AM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1600 2590
MIXING HGT(FT-AGL/MSL) 5250 8500
TRANSPORT WND (MPH) W 12 SW 18
VENT RATE (KT-FT) 52500 136000
CATEGORY DAY 4 5
INVERSION 7PM 63F/10AM 7PM 63F/9AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 28 FAIR 5 VERY POOR 77 GOOD
MAX ADI LATE 4 VERY POOR 75 GOOD 4 VERY POOR 161 VERY GOOD
MAX LVORI EARLY 5 6 3 4
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-230830-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 40 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 52 (-6) 79 (+4) 54 82
RH % (24H TREND) 98 (+24) 45 (+3) 87 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 2 PM 2 PM
PRECIP END 12 AM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1530 2560
MIXING HGT(FT-AGL/MSL) 5030 8410
TRANSPORT WND (MPH) W 10 SW 17
VENT RATE (KT-FT) 45270 126150
CATEGORY DAY 3 5
INVERSION 8PM 59F/9AM 8PM 63F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 25 FAIR 4 VERY POOR 85 GOOD
MAX ADI LATE 4 VERY POOR 64 GOOD 4 VERY POOR 149 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-230830-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 30 20 0 20
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 51 (-5) 78 (+5) 55 81
RH % (24H TREND) 98 (+10) 45 (+2) 88 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 2 PM 2 PM
PRECIP END 12 AM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1630 2310
MIXING HGT(FT-AGL/MSL) 5350 7570
TRANSPORT WND (MPH) W 10 SW 14
VENT RATE (KT-FT) 48150 90840
CATEGORY DAY 4 4
INVERSION 8PM 58F/9AM 7PM 63F/9AM
DISPERSION 4 4
MAX ADI EARLY 8 POOR 27 FAIR 6 VERY POOR 87 GOOD
MAX ADI LATE 4 VERY POOR 71 GOOD 4 VERY POOR 103 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-230830-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 52 (-4) 80 (+6) 54 82
RH % (24H TREND) 100 (+17) 44 (-3) 90 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 2 PM
PRECIP END 12 AM 6 PM
MIXING HGT(M-AGL/MSL) 1480 2630
MIXING HGT(FT-AGL/MSL) 4860 8630
TRANSPORT WND (MPH) W 10 SW 16
VENT RATE (KT-FT) 43740 120820
CATEGORY DAY 3 5
INVERSION 8PM 63F/10AM 7PM 63F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 28 FAIR 5 VERY POOR 97 GOOD
MAX ADI LATE 4 VERY POOR 64 GOOD 4 VERY POOR 141 VERY GOOD
MAX LVORI EARLY 5 7 3 5
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-230830-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
CHANCE OF THUNDER (%) 20 10 0 0
TEMP (24H TREND) 52 (-4) 79 (+6) 55 82
RH % (24H TREND) 99 (+9) 44 (-2) 89 34
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 2 PM
PRECIP END 12 AM 6 PM
MIXING HGT(M-AGL/MSL) 1550 2660
MIXING HGT(FT-AGL/MSL) 5080 8740
TRANSPORT WND (MPH) W 12 W 15
VENT RATE (KT-FT) 50800 113620
CATEGORY DAY 3 5
INVERSION 8PM 63F/10AM 7PM 63F/9AM
DISPERSION 3 5
MAX ADI EARLY 9 POOR 26 FAIR 5 VERY POOR 66 GOOD
MAX ADI LATE 4 VERY POOR 69 GOOD 3 VERY POOR 133 VERY GOOD
MAX LVORI EARLY 5 7 3 5
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-230830-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 42 (-11) 76 (+5) 52 77
RH % (24H TREND) 93 (+2) 39 (-4) 93 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1580 1790
MIXING HGT(FT-AGL/MSL) 5170 5860
TRANSPORT WND (MPH) W 6 W 13
VENT RATE (KT-FT) 25850 64460
CATEGORY DAY 3 4
INVERSION 7PM 58F/10AM 7PM 59F/9AM
DISPERSION 3 4
MAX ADI EARLY 6 VERY POOR 15 GEN POOR 3 VERY POOR 43 GEN GOOD
MAX ADI LATE 2 VERY POOR 40 FAIR 3 VERY POOR 90 GOOD
MAX LVORI EARLY 3 6 4 6
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-230830-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 40 (-12) 75 (+4) 50 77
RH % (24H TREND) 94 (+8) 34 (-8) 93 45
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1940
MIXING HGT(FT-AGL/MSL) 5480 6360
TRANSPORT WND (MPH) W 8 W 14
VENT RATE (KT-FT) 38360 76320
CATEGORY DAY 3 4
INVERSION 7PM 56F/10AM 7PM 58F/9AM
DISPERSION 3 4
MAX ADI EARLY 7 POOR 22 FAIR 3 VERY POOR 51 GEN GOOD
MAX ADI LATE 2 VERY POOR 52 GEN GOOD 3 VERY POOR 100 GOOD
MAX LVORI EARLY 3 6 3 6
MAX LVORI LATE 7 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-230830-
FOREST-
INCLUDING THE CITY OF TIONESTA
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER CLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 39 (-9) 73 (+3) 48 76
RH % (24H TREND) 95 (+3) 29 (-10) 90 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1730 1960
MIXING HGT(FT-AGL/MSL) 5680 6440
TRANSPORT WND (MPH) NW 8 W 13
VENT RATE (KT-FT) 39760 70840
CATEGORY DAY 3 4
INVERSION 8PM 54F/10AM 7PM 55F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 25 FAIR 4 VERY POOR 51 GEN GOOD
MAX ADI LATE 2 VERY POOR 51 GEN GOOD 3 VERY POOR 97 GOOD
MAX LVORI EARLY 3 6 3 6
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-230830-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 44 (-10) 78 (+4) 53 80
RH % (24H TREND) 92 (-5) 41 (+1) 92 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1540 1940
MIXING HGT(FT-AGL/MSL) 5060 6370
TRANSPORT WND (MPH) W 7 W 13
VENT RATE (KT-FT) 30360 70070
CATEGORY DAY 3 4
INVERSION 7PM 53F/9AM 7PM 61F/9AM
DISPERSION 3 4
MAX ADI EARLY 6 VERY POOR 12 POOR 3 VERY POOR 46 GEN GOOD
MAX ADI LATE 3 VERY POOR 42 GEN GOOD 4 VERY POOR 95 GOOD
MAX LVORI EARLY 3 6 4 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-230830-
BUTLER-
INCLUDING THE CITY OF BUTLER
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 42 (-12) 76 (+4) 51 79
RH % (24H TREND) 97 (+4) 43 (-1) 96 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1580 2150
MIXING HGT(FT-AGL/MSL) 5170 7040
TRANSPORT WND (MPH) W 7 W 14
VENT RATE (KT-FT) 31020 84480
CATEGORY DAY 3 4
INVERSION 7PM 58F/10AM 7PM 59F/9AM
DISPERSION 3 4
MAX ADI EARLY 7 POOR 17 GEN POOR 3 VERY POOR 52 GEN GOOD
MAX ADI LATE 3 VERY POOR 50 GEN GOOD 3 VERY POOR 111 VERY GOOD
MAX LVORI EARLY 4 6 4 6
MAX LVORI LATE 7 2 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-230830-
CLARION-
INCLUDING THE CITY OF CLARION
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 41 (-11) 75 (+4) 49 77
RH % (24H TREND) 94 (+5) 33 (-8) 92 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1680 2000
MIXING HGT(FT-AGL/MSL) 5520 6570
TRANSPORT WND (MPH) W 9 W 15
VENT RATE (KT-FT) 44160 85410
CATEGORY DAY 3 4
INVERSION 7PM 50F/9AM 7PM 57F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 21 FAIR 4 VERY POOR 54 GEN GOOD
MAX ADI LATE 3 VERY POOR 57 GEN GOOD 3 VERY POOR 113 VERY GOOD
MAX LVORI EARLY 3 6 3 6
MAX LVORI LATE 7 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-230830-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 41 (-9) 73 (+4) 49 76
RH % (24H TREND) 92 (+2) 31 (-10) 88 43
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.04
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1680 1900
MIXING HGT(FT-AGL/MSL) 5530 6240
TRANSPORT WND (MPH) W 10 W 15
VENT RATE (KT-FT) 49770 81120
CATEGORY DAY 4 4
INVERSION 7PM 50F/9AM 7PM 56F/9AM
DISPERSION 4 4
MAX ADI EARLY 9 POOR 24 FAIR 5 VERY POOR 51 GEN GOOD
MAX ADI LATE 2 VERY POOR 69 GOOD 3 VERY POOR 113 VERY GOOD
MAX LVORI EARLY 3 6 3 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-230830-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 46 (-9) 78 (+5) 55 80
RH % (24H TREND) 91 (-2) 42 (+2) 90 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1600 2420
MIXING HGT(FT-AGL/MSL) 5240 7940
TRANSPORT WND (MPH) W 8 W 16
VENT RATE (KT-FT) 36680 111160
CATEGORY DAY 3 5
INVERSION 8PM 55F/9AM 8PM 62F/9AM
DISPERSION 3 5
MAX ADI EARLY 7 POOR 15 GEN POOR 3 VERY POOR 54 GEN GOOD
MAX ADI LATE 4 VERY POOR 50 GEN GOOD 4 VERY POOR 144 VERY GOOD
MAX LVORI EARLY 3 5 3 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-230830-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 47 (-10) 78 (+5) 54 80
RH % (24H TREND) 95 (+1) 44 (+2) 95 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1580 2490
MIXING HGT(FT-AGL/MSL) 5180 8160
TRANSPORT WND (MPH) W 8 W 16
VENT RATE (KT-FT) 36260 114240
CATEGORY DAY 3 5
INVERSION 8PM 55F/9AM 8PM 62F/9AM
DISPERSION 3 5
MAX ADI EARLY 10 POOR 18 GEN POOR 4 VERY POOR 54 GEN GOOD
MAX ADI LATE 4 VERY POOR 56 GEN GOOD 3 VERY POOR 142 VERY GOOD
MAX LVORI EARLY 3 6 3 6
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-230830-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 42 (-12) 76 (+4) 51 79
RH % (24H TREND) 99 (+7) 40 (-5) 99 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1620 2050
MIXING HGT(FT-AGL/MSL) 5310 6730
TRANSPORT WND (MPH) W 9 W 15
VENT RATE (KT-FT) 42480 87490
CATEGORY DAY 3 4
INVERSION 7PM 51F/9AM 7PM 59F/9AM
DISPERSION 3 4
MAX ADI EARLY 7 POOR 20 GEN POOR 4 VERY POOR 61 GOOD
MAX ADI LATE 3 VERY POOR 60 GEN GOOD 3 VERY POOR 113 VERY GOOD
MAX LVORI EARLY 3 7 4 7
MAX LVORI LATE 7 2 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-230830-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 20 0 0 30
CHANCE OF THUNDER (%) 10 0 0 0
TEMP (24H TREND) 48 (-9) 77 (+6) 54 80
RH % (24H TREND) 96 (+7) 46 (+4) 91 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 11 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1610 2540
MIXING HGT(FT-AGL/MSL) 5290 8340
TRANSPORT WND (MPH) W 10 W 16
VENT RATE (KT-FT) 47610 116760
CATEGORY DAY 4 5
INVERSION 8PM 56F/9AM 7PM 62F/9AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 24 FAIR 5 VERY POOR 85 GOOD
MAX ADI LATE 5 VERY POOR 69 GOOD 4 VERY POOR 139 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-230830-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 20 30 20
CHANCE OF THUNDER (%) 20 10 30 0
TEMP (24H TREND) 49 (-6) 77 (+7) 54 80
RH % (24H TREND) 98 (+13) 49 (+9) 92 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1 0 0 0
PRECIP BEGIN 6 PM 2 PM CONTINUING 2 PM
PRECIP END 12 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1610 2610
MIXING HGT(FT-AGL/MSL) 5290 8560
TRANSPORT WND (MPH) W 12 W 15
VENT RATE (KT-FT) 52900 111280
CATEGORY DAY 4 5
INVERSION 8PM 57F/9AM 7PM 62F/9AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 32 FAIR 5 VERY POOR 97 GOOD
MAX ADI LATE 5 VERY POOR 76 GOOD 4 VERY POOR 135 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-230830-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 45 (-10) 77 (+6) 53 80
RH % (24H TREND) 100 (+5) 46 (-1) 97 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1450 2360
MIXING HGT(FT-AGL/MSL) 4750 7740
TRANSPORT WND (MPH) W 9 W 16
VENT RATE (KT-FT) 38000 108360
CATEGORY DAY 3 5
INVERSION 7PM 60F/10AM 7PM 61F/9AM
DISPERSION 3 5
MAX ADI EARLY 9 POOR 16 GEN POOR 4 VERY POOR 57 GEN GOOD
MAX ADI LATE 4 VERY POOR 50 GEN GOOD 4 VERY POOR 128 VERY GOOD
MAX LVORI EARLY 4 7 4 6
MAX LVORI LATE 9 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-230830-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 47 (-6) 76 (+8) 54 79
RH % (24H TREND) 95 (+6) 43 (-5) 88 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1370 2070
MIXING HGT(FT-AGL/MSL) 4490 6780
TRANSPORT WND (MPH) W 12 W 17
VENT RATE (KT-FT) 44900 101700
CATEGORY DAY 3 5
INVERSION 7PM 55F/9AM 7PM 61F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 19 GEN POOR 5 VERY POOR 88 GOOD
MAX ADI LATE 5 VERY POOR 55 GEN GOOD 4 VERY POOR 126 VERY GOOD
MAX LVORI EARLY 4 6 4 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-230830-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 20 20 20 30
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 48 (-7) 77 (+7) 54 80
RH % (24H TREND) 99 (+10) 49 (+2) 94 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 0 0 0 1
PRECIP BEGIN 6 PM 1 PM CONTINUING 8 AM
PRECIP END 12 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1550 2520
MIXING HGT(FT-AGL/MSL) 5090 8270
TRANSPORT WND (MPH) W 10 W 15
VENT RATE (KT-FT) 45810 107510
CATEGORY DAY 3 5
INVERSION 8PM 57F/9AM 7PM 62F/9AM
DISPERSION 3 5
MAX ADI EARLY 8 POOR 25 FAIR 4 VERY POOR 70 GOOD
MAX ADI LATE 5 VERY POOR 62 GOOD 4 VERY POOR 131 VERY GOOD
MAX LVORI EARLY 4 6 5 5
MAX LVORI LATE 6 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-230830-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 20 40
CHANCE OF THUNDER (%) 0 10 10 20
TEMP (24H TREND) 49 (-3) 74 (+8) 52 77
RH % (24H TREND) 97 (+6) 50 (-2) 90 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1 0 2
PRECIP BEGIN 10 AM CONTINUING 8 AM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1330 2190
MIXING HGT(FT-AGL/MSL) 4370 7170
TRANSPORT WND (MPH) W 13 W 16
VENT RATE (KT-FT) 48070 100380
CATEGORY DAY 3 4
INVERSION 7PM 58F/10AM 7PM 60F/9AM
DISPERSION 3 4
MAX ADI EARLY 7 POOR 23 FAIR 5 VERY POOR 109 VERY GOOD
MAX ADI LATE 5 VERY POOR 62 GOOD 3 VERY POOR 139 VERY GOOD
MAX LVORI EARLY 5 6 4 5
MAX LVORI LATE 6 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-230830-
INDIANA-
INCLUDING THE CITY OF INDIANA
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 43 (-11) 75 (+5) 50 78
RH % (24H TREND) 99 (+10) 40 (-6) 96 42
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.04
PRECIP DURATION 2
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1500 1880
MIXING HGT(FT-AGL/MSL) 4930 6160
TRANSPORT WND (MPH) W 10 W 15
VENT RATE (KT-FT) 44370 80080
CATEGORY DAY 3 4
INVERSION 7PM 52F/9AM 7PM 59F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 20 GEN POOR 4 VERY POOR 61 GOOD
MAX ADI LATE 4 VERY POOR 62 GOOD 3 VERY POOR 110 VERY GOOD
MAX LVORI EARLY 3 6 3 6
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-230830-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 46 (-8) 75 (+7) 53 78
RH % (24H TREND) 94 (+6) 42 (-4) 90 41
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.04
PRECIP DURATION 4
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1420 1740
MIXING HGT(FT-AGL/MSL) 4660 5710
TRANSPORT WND (MPH) W 12 W 16
VENT RATE (KT-FT) 46600 79940
CATEGORY DAY 3 4
INVERSION 7PM 54F/9AM 7PM 60F/9AM
DISPERSION 3 4
MAX ADI EARLY 9 POOR 24 FAIR 4 VERY POOR 73 GOOD
MAX ADI LATE 4 VERY POOR 62 GOOD 3 VERY POOR 107 VERY GOOD
MAX LVORI EARLY 3 6 3 5
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-230830-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 49 (-5) 78 (+5) 56 80
RH % (24H TREND) 92 (+1) 43 (+3) 87 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1700 2390
MIXING HGT(FT-AGL/MSL) 5580 7850
TRANSPORT WND (MPH) W 9 W 17
VENT RATE (KT-FT) 44640 117750
CATEGORY DAY 3 5
INVERSION 8PM 56F/9AM 8PM 62F/9AM
DISPERSION 3 5
MAX ADI EARLY 6 VERY POOR 16 GEN POOR 4 VERY POOR 67 GOOD
MAX ADI LATE 4 VERY POOR 66 GOOD 4 VERY POOR 147 VERY GOOD
MAX LVORI EARLY 3 6 3 5
MAX LVORI LATE 6 2 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-230830-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 20 20 0 20
CHANCE OF THUNDER (%) 10 10 0 0
TEMP (24H TREND) 50 (-7) 78 (+5) 56 81
RH % (24H TREND) 92 (+8) 42 (+2) 86 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 0 0
PRECIP BEGIN 6 PM 4 PM 2 PM
PRECIP END 11 PM 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1710 2500
MIXING HGT(FT-AGL/MSL) 5600 8200
TRANSPORT WND (MPH) W 10 W 16
VENT RATE (KT-FT) 50400 114800
CATEGORY DAY 4 5
INVERSION 8PM 57F/9AM 7PM 62F/9AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 22 FAIR 4 VERY POOR 79 GOOD
MAX ADI LATE 5 VERY POOR 70 GOOD 4 VERY POOR 151 VERY GOOD
MAX LVORI EARLY 4 5 3 4
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-230830-
OHIO-
INCLUDING THE CITY OF WHEELING
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 0 0 20
CHANCE OF THUNDER (%) 10 0 0 0
TEMP (24H TREND) 51 (-6) 78 (+6) 56 81
RH % (24H TREND) 94 (+8) 45 (+3) 88 35
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 6 PM 2 PM
PRECIP END 11 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1710 2510
MIXING HGT(FT-AGL/MSL) 5620 8250
TRANSPORT WND (MPH) W 10 W 16
VENT RATE (KT-FT) 50580 115500
CATEGORY DAY 4 5
INVERSION 8PM 57F/9AM 7PM 63F/9AM
DISPERSION 4 5
MAX ADI EARLY 9 POOR 27 FAIR 6 VERY POOR 89 GOOD
MAX ADI LATE 5 VERY POOR 69 GOOD 4 VERY POOR 153 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-230830-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 20 20 20
CHANCE OF THUNDER (%) 20 10 20 0
TEMP (24H TREND) 52 (-4) 79 (+7) 56 82
RH % (24H TREND) 95 (+13) 48 (+2) 87 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1 0 0 0
PRECIP BEGIN 6 PM 2 PM CONTINUING 2 PM
PRECIP END 12 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1640 2620
MIXING HGT(FT-AGL/MSL) 5370 8580
TRANSPORT WND (MPH) W 12 W 16
VENT RATE (KT-FT) 53700 120120
CATEGORY DAY 4 5
INVERSION 8PM 58F/9AM 7PM 63F/9AM
DISPERSION 4 5
MAX ADI EARLY 9 POOR 27 FAIR 6 VERY POOR 86 GOOD
MAX ADI LATE 4 VERY POOR 73 GOOD 3 VERY POOR 154 VERY GOOD
MAX LVORI EARLY 4 6 3 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-230830-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 20 0
CHANCE OF THUNDER (%) 20 10 20 0
TEMP (24H TREND) 52 (-3) 78 (+8) 55 80
RH % (24H TREND) 94 (+14) 49 (+3) 87 36
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1 0 0
PRECIP BEGIN 6 PM 2 PM CONTINUING
PRECIP END 12 AM CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1650 2800
MIXING HGT(FT-AGL/MSL) 5410 9170
TRANSPORT WND (MPH) W 14 W 16
VENT RATE (KT-FT) 64920 128380
CATEGORY DAY 4 5
INVERSION 8PM 58F/9AM 8PM 62F/9AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 34 FAIR 5 VERY POOR 87 GOOD
MAX ADI LATE 4 VERY POOR 86 GOOD 3 VERY POOR 163 VERY GOOD
MAX LVORI EARLY 5 6 3 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-230830-
MARION-
INCLUDING THE CITY OF FAIRMONT
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 30 20 20
CHANCE OF THUNDER (%) 20 10 20 0
TEMP (24H TREND) 50 (-4) 76 (+7) 54 80
RH % (24H TREND) 98 (+19) 51 (+12) 93 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1 1 0 0
PRECIP BEGIN 6 PM 2 PM CONTINUING 2 PM
PRECIP END 1 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1660 2740
MIXING HGT(FT-AGL/MSL) 5450 8980
TRANSPORT WND (MPH) W 14 W 15
VENT RATE (KT-FT) 65400 116740
CATEGORY DAY 4 5
INVERSION 8PM 57F/9AM 8PM 61F/9AM
DISPERSION 4 5
MAX ADI EARLY 11 POOR 43 GEN GOOD 5 VERY POOR 109 VERY GOOD
MAX ADI LATE 4 VERY POOR 87 GOOD 3 VERY POOR 145 VERY GOOD
MAX LVORI EARLY 5 7 4 6
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-230830-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 30 30 20
CHANCE OF THUNDER (%) 20 10 10 0
TEMP (24H TREND) 50 (-5) 77 (+8) 54 80
RH % (24H TREND) 98 (+13) 50 (+12) 91 38
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1 1 0 0
PRECIP BEGIN 6 PM 1 PM CONTINUING 2 PM
PRECIP END 1 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1630 2580
MIXING HGT(FT-AGL/MSL) 5330 8450
TRANSPORT WND (MPH) W 14 W 14
VENT RATE (KT-FT) 63960 101400
CATEGORY DAY 4 4
INVERSION 8PM 57F/9AM 8PM 62F/9AM
DISPERSION 4 4
MAX ADI EARLY 10 POOR 39 FAIR 4 VERY POOR 94 GOOD
MAX ADI LATE 4 VERY POOR 82 GOOD 3 VERY POOR 131 VERY GOOD
MAX LVORI EARLY 4 6 4 5
MAX LVORI LATE 6 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-230830-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 30 30 30
CHANCE OF THUNDER (%) 10 10 10 20
TEMP (24H TREND) 49 (-3) 73 (+9) 52 77
RH % (24H TREND) 98 (+12) 51 (+6) 90 40
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR W 5
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1 1 0 1
PRECIP BEGIN 6 PM 1 PM CONTINUING 8 AM
PRECIP END 1 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1390 2190
MIXING HGT(FT-AGL/MSL) 4570 7170
TRANSPORT WND (MPH) W 14 W 15
VENT RATE (KT-FT) 54840 93210
CATEGORY DAY 4 4
INVERSION 7PM 59F/10AM 7PM 60F/9AM
DISPERSION 4 4
MAX ADI EARLY 9 POOR 31 FAIR 5 VERY POOR 98 GOOD
MAX ADI LATE 4 VERY POOR 78 GOOD 3 VERY POOR 129 VERY GOOD
MAX LVORI EARLY 5 6 4 5
MAX LVORI LATE 7 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-230830-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 30 30 30
CHANCE OF THUNDER (%) 20 20 10 20
TEMP (24H TREND) 50 (-2) 74 (+9) 52 77
RH % (24H TREND) 98 (+12) 50 (+2) 91 39
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.01
PRECIP DURATION 1 1 0 1
PRECIP BEGIN 6 PM 1 PM CONTINUING 8 AM
PRECIP END 1 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1450 2390
MIXING HGT(FT-AGL/MSL) 4760 7840
TRANSPORT WND (MPH) W 15 W 15
VENT RATE (KT-FT) 61880 101920
CATEGORY DAY 4 5
INVERSION 8PM 56F/9AM 8PM 61F/9AM
DISPERSION 4 5
MAX ADI EARLY 10 POOR 44 GEN GOOD 6 VERY POOR 109 VERY GOOD
MAX ADI LATE 4 VERY POOR 88 GOOD 3 VERY POOR 144 VERY GOOD
MAX LVORI EARLY 5 6 4 5
MAX LVORI LATE 7 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-230830-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 30 30 40
CHANCE OF THUNDER (%) 10 10 10 20
TEMP (24H TREND) 50 (-1) 73 (+11) 52 76
RH % (24H TREND) 97 (+10) 51 (0) 89 39
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR W 6
PRECIP AMOUNT 0.01 0.00 0.00 0.01
PRECIP DURATION 1 1 0 1
PRECIP BEGIN 6 PM 9 AM CONTINUING 8 AM
PRECIP END 12 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1350 2340
MIXING HGT(FT-AGL/MSL) 4420 7680
TRANSPORT WND (MPH) W 17 W 16
VENT RATE (KT-FT) 66300 107520
CATEGORY DAY 4 5
INVERSION 7PM 58F/10AM 7PM 60F/9AM
DISPERSION 4 5
MAX ADI EARLY 21 FAIR 43 GEN GOOD 8 POOR 131 VERY GOOD
MAX ADI LATE 6 VERY POOR 86 GOOD 4 VERY POOR 148 VERY GOOD
MAX LVORI EARLY 5 6 5 5
MAX LVORI LATE 6 2 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-230830-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 30 30 30
CHANCE OF THUNDER (%) 20 20 10 0
TEMP (24H TREND) 50 (-2) 74 (+11) 52 77
RH % (24H TREND) 95 (+17) 48 (+4) 88 37
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR W 5
PRECIP AMOUNT 0.03 0.00 0.00 0.01
PRECIP DURATION 1 1 0 1
PRECIP BEGIN 6 PM 12 PM CONTINUING 8 AM
PRECIP END 12 AM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1500 2540
MIXING HGT(FT-AGL/MSL) 4920 8340
TRANSPORT WND (MPH) W 17 W 17
VENT RATE (KT-FT) 73800 125100
CATEGORY DAY 4 5
INVERSION 7PM 55F/9AM 7PM 60F/9AM
DISPERSION 4 5
MAX ADI EARLY 12 POOR 57 GEN GOOD 8 POOR 142 VERY GOOD
MAX ADI LATE 4 VERY POOR 101 VERY GOOD3 VERY POOR 157 VERY GOOD
MAX LVORI EARLY 5 5 4 5
MAX LVORI LATE 6 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-230830-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1217 PM EDT WED APR 22 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 20 30 40
CHANCE OF THUNDER (%) 10 20 10 0
TEMP (24H TREND) 47 (-3) 70 (+12) 49 73
RH % (24H TREND) 96 (+19) 54 (+6) 88 41
WIND 20FT/EARLY(MPH) W 6 G22 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 7 G17 LGT/VAR W 7 G19
PRECIP AMOUNT 0.03 0.00 0.00 0.01
PRECIP DURATION 0 1 0 2
PRECIP BEGIN 6 PM 8 AM CONTINUING 8 AM
PRECIP END 8 PM CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 1330 2470
MIXING HGT(FT-AGL/MSL) 4370 8100
TRANSPORT WND (MPH) W 20 W 18
VENT RATE (KT-FT) 74290 129600
CATEGORY DAY 4 5
INVERSION 8PM 57F/10AM 8PM 59F/9AM
DISPERSION 4 5
MAX ADI EARLY 25 FAIR 54 GEN GOOD 11 POOR 142 VERY GOOD
MAX ADI LATE 9 POOR 92 GOOD 5 VERY POOR 152 VERY GOOD
MAX LVORI EARLY 5 5 4 4
MAX LVORI LATE 6 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
60S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 60S. SOUTH WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. WEST WINDS 10 TO 15 MPH.
LUPO
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