571
FNUS51 KPBZ 191751
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
151 PM EDT WED AUG 19 2026
DISCUSSION
SHOWERS AND POSSIBLY A FEW THUNDERSTORMS ARE EXPECTED TONIGHT INTO
THURSDAY AND THEN AGAIN SATURDAY INTO SUNDAY WITH A SERIES OF
PASSING DISTURBANCES. RECENT HEAVY RAINS AND THE ONGOING RAINY
WEATHER PATTERN PRECLUDE ANY FIRE WEATHER CONCERNS AT THIS TIME.
OHZ039-200815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 70 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 61 (+1) 76 (-1) 56 79
RH % (24H TREND) 100 (0) 75 (+5) 100 63
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 0.28 0.27 0.00 0.00
PRECIP DURATION 4 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1100 1390
MIXING HGT(FT-AGL/MSL) 3620 4560
TRANSPORT WND (MPH) N 10 S 5
VENT RATE (KT-FT) 32580 18240
CATEGORY DAY 3 2
INVERSION 8PM 68F/10AM 8PM 63F/9AM
DISPERSION 3 2
MAX ADI EARLY 6 VERY POOR 16 GEN POOR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 2 VERY POOR 45 GEN GOOD 4 VERY POOR 32 FAIR
MAX LVORI EARLY 8 9 5 7
MAX LVORI LATE 10 3 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-200815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 80 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 60 (0) 76 (-1) 55 79
RH % (24H TREND) 100 (0) 74 (+5) 100 62
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 0.17 0.30 0.00 0.00
PRECIP DURATION 3 4
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1090 1370
MIXING HGT(FT-AGL/MSL) 3570 4500
TRANSPORT WND (MPH) N 10 SE 5
VENT RATE (KT-FT) 32130 18000
CATEGORY DAY 3 2
INVERSION 8PM 67F/10AM 8PM 63F/9AM
DISPERSION 3 2
MAX ADI EARLY 6 VERY POOR 17 GEN POOR 4 VERY POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 43 GEN GOOD 4 VERY POOR 31 FAIR
MAX LVORI EARLY 8 9 5 6
MAX LVORI LATE 9 3 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-200815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 70 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 60 (0) 76 (-1) 55 79
RH % (24H TREND) 100 (+1) 72 (+5) 100 60
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 0.12 0.32 0.00 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1100 1420
MIXING HGT(FT-AGL/MSL) 3600 4660
TRANSPORT WND (MPH) N 10 SE 6
VENT RATE (KT-FT) 32400 23300
CATEGORY DAY 3 3
INVERSION 8PM 67F/10AM 8PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 19 GEN POOR 5 VERY POOR 24 FAIR
MAX ADI LATE 3 VERY POOR 43 GEN GOOD 4 VERY POOR 35 FAIR
MAX LVORI EARLY 7 9 5 6
MAX LVORI LATE 9 3 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-200815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 80 60 30 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 61 (+2) 76 (-1) 56 78
RH % (24H TREND) 100 (0) 76 (+4) 100 68
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 0.34 0.20 0.01 0.00
PRECIP DURATION 5 3 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1160 1470
MIXING HGT(FT-AGL/MSL) 3820 4840
TRANSPORT WND (MPH) N 9 SW 5
VENT RATE (KT-FT) 30560 19360
CATEGORY DAY 3 2
INVERSION 8PM 68F/10AM 8PM 63F/9AM
DISPERSION 3 2
MAX ADI EARLY 4 VERY POOR 17 GEN POOR 4 VERY POOR 13 GEN POOR
MAX ADI LATE 2 VERY POOR 42 GEN GOOD 4 VERY POOR 27 FAIR
MAX LVORI EARLY 9 9 6 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-200815-
HARRISON-
INCLUDING THE CITY OF CADIZ
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 80 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 61 (+1) 76 (-1) 56 79
RH % (24H TREND) 100 (0) 77 (+11) 100 65
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 0.17 0.39 0.00 0.00
PRECIP DURATION 3 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1030 1360
MIXING HGT(FT-AGL/MSL) 3380 4480
TRANSPORT WND (MPH) N 9 S 5
VENT RATE (KT-FT) 27040 17920
CATEGORY DAY 3 2
INVERSION 8PM 68F/10AM 8PM 64F/9AM
DISPERSION 3 2
MAX ADI EARLY 6 VERY POOR 15 GEN POOR 5 VERY POOR 21 FAIR
MAX ADI LATE 2 VERY POOR 36 FAIR 4 VERY POOR 27 FAIR
MAX LVORI EARLY 9 9 6 7
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-200815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 80 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 61 (+1) 76 (-2) 56 79
RH % (24H TREND) 100 (+1) 75 (+8) 100 63
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 0.14 0.49 0.00 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 990 1460
MIXING HGT(FT-AGL/MSL) 3260 4790
TRANSPORT WND (MPH) N 9 SE 5
VENT RATE (KT-FT) 26080 19160
CATEGORY DAY 2 2
INVERSION 8PM 66F/9AM 8PM 64F/9AM
DISPERSION 2 2
MAX ADI EARLY 7 POOR 16 GEN POOR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 2 VERY POOR 36 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 8 9 5 7
MAX LVORI LATE 10 3 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-200815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 70 30 0
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 62 (+2) 76 (-1) 57 78
RH % (24H TREND) 100 (0) 79 (+8) 100 71
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 0.31 0.27 0.01 0.00
PRECIP DURATION 7 5 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1060 1290
MIXING HGT(FT-AGL/MSL) 3470 4230
TRANSPORT WND (MPH) N 8 W 5
VENT RATE (KT-FT) 24290 16920
CATEGORY DAY 3 2
INVERSION 8PM 69F/10AM 7PM 64F/9AM
DISPERSION 3 2
MAX ADI EARLY 4 VERY POOR 15 GEN POOR 4 VERY POOR 11 POOR
MAX ADI LATE 2 VERY POOR 33 FAIR 4 VERY POOR 23 FAIR
MAX LVORI EARLY 9 9 6 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-200815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 20 0
CHANCE OF THUNDER (%) 20 20 20 0
TEMP (24H TREND) 62 (+2) 76 (-1) 57 79
RH % (24H TREND) 100 (0) 80 (+10) 100 67
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 0.26 0.57 0.01 0.00
PRECIP DURATION 6 5 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1040 1390
MIXING HGT(FT-AGL/MSL) 3410 4560
TRANSPORT WND (MPH) N 8 N 5
VENT RATE (KT-FT) 23870 18240
CATEGORY DAY 3 2
INVERSION 8PM 69F/10AM 7PM 64F/9AM
DISPERSION 3 2
MAX ADI EARLY 5 VERY POOR 15 GEN POOR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 2 VERY POOR 34 FAIR 4 VERY POOR 25 FAIR
MAX LVORI EARLY 10 9 6 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-200815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 60 80 0 20
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 63 (+3) 76 (-2) 58 80
RH % (24H TREND) 100 (0) 79 (+12) 100 69
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 0.14 0.46 0.00 0.00
PRECIP DURATION 3 5 0
PRECIP BEGIN 10 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM 6 PM
MIXING HGT(M-AGL/MSL) 980 1160
MIXING HGT(FT-AGL/MSL) 3220 3810
TRANSPORT WND (MPH) N 9 NE 5
VENT RATE (KT-FT) 25760 15240
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 19 GEN POOR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 32 FAIR 4 VERY POOR 22 FAIR
MAX LVORI EARLY 9 9 6 8
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-200815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 70 30 10
CHANCE OF THUNDER (%) 20 30 20 10
TEMP (24H TREND) 63 (+3) 76 (-2) 58 79
RH % (24H TREND) 100 (0) 83 (+14) 100 72
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 0.09 0.22 0.00 0.00
PRECIP DURATION 3 6 0 0
PRECIP BEGIN 8 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM 6 PM
MIXING HGT(M-AGL/MSL) 980 1430
MIXING HGT(FT-AGL/MSL) 3220 4690
TRANSPORT WND (MPH) N 7 NW 5
VENT RATE (KT-FT) 19320 18760
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 4 VERY POOR 21 FAIR 3 VERY POOR 13 GEN POOR
MAX ADI LATE 2 VERY POOR 30 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 10 9 6 8
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-200815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 80 30 20
CHANCE OF THUNDER (%) 20 30 30 20
TEMP (24H TREND) 64 (+3) 76 (-3) 59 80
RH % (24H TREND) 100 (0) 84 (+16) 100 72
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 0.07 0.24 0.01 0.00
PRECIP DURATION 3 7 0 0
PRECIP BEGIN 8 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 890 1300
MIXING HGT(FT-AGL/MSL) 2930 4270
TRANSPORT WND (MPH) NW 8 N 5
VENT RATE (KT-FT) 20510 17080
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 4 VERY POOR 20 GEN POOR 3 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 29 FAIR 4 VERY POOR 23 FAIR
MAX LVORI EARLY 9 9 6 7
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-200815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 58 (-2) 77 (-1) 54 80
RH % (24H TREND) 100 (+2) 64 (-1) 100 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR SE 5
PRECIP AMOUNT 0.01 0.07 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1150 1530
MIXING HGT(FT-AGL/MSL) 3760 5030
TRANSPORT WND (MPH) N 8 SE 7
VENT RATE (KT-FT) 26320 30180
CATEGORY DAY 3 3
INVERSION 7PM 67F/10AM 8PM 62F/9AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 17 GEN POOR 5 VERY POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 37 FAIR 4 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 9 5 6
MAX LVORI LATE 9 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-200815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 20 50 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 57 (-1) 76 (-1) 53 79
RH % (24H TREND) 100 (+1) 68 (0) 100 59
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 0.08 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1130 1520
MIXING HGT(FT-AGL/MSL) 3700 4990
TRANSPORT WND (MPH) N 7 SE 7
VENT RATE (KT-FT) 22200 29940
CATEGORY DAY 2 3
INVERSION 7PM 66F/10AM 8PM 61F/9AM
DISPERSION 2 3
MAX ADI EARLY 6 VERY POOR 16 GEN POOR 4 VERY POOR 28 FAIR
MAX ADI LATE 3 VERY POOR 33 FAIR 4 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 9 5 6
MAX LVORI LATE 9 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-200815-
FOREST-
INCLUDING THE CITY OF TIONESTA
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 0 60 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (-1) 75 (-2) 51 79
RH % (24H TREND) 100 (+2) 64 (-2) 100 54
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 0.09 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1070 1610
MIXING HGT(FT-AGL/MSL) 3500 5280
TRANSPORT WND (MPH) NE 6 SE 7
VENT RATE (KT-FT) 17500 31680
CATEGORY DAY 2 3
INVERSION 8PM 65F/10AM 8PM 60F/9AM
DISPERSION 2 3
MAX ADI EARLY 7 POOR 16 GEN POOR 4 VERY POOR 30 FAIR
MAX ADI LATE 2 VERY POOR 27 FAIR 3 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 9 6 6
MAX LVORI LATE 10 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-200815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 50 60 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 59 (0) 77 (-2) 54 80
RH % (24H TREND) 100 (+1) 68 (+1) 100 57
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 0.05 0.26 0.00 0.00
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1140 1510
MIXING HGT(FT-AGL/MSL) 3730 4950
TRANSPORT WND (MPH) N 9 SE 7
VENT RATE (KT-FT) 29840 29700
CATEGORY DAY 3 3
INVERSION 8PM 68F/10AM 8PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 16 GEN POOR 5 VERY POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 43 GEN GOOD 4 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 9 5 6
MAX LVORI LATE 10 3 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-200815-
BUTLER-
INCLUDING THE CITY OF BUTLER
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 70 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 58 (0) 77 (-2) 54 80
RH % (24H TREND) 100 (+1) 73 (+3) 100 63
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 0.03 0.36 0.00 0.00
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1010 1510
MIXING HGT(FT-AGL/MSL) 3300 4960
TRANSPORT WND (MPH) N 8 SE 7
VENT RATE (KT-FT) 23100 29760
CATEGORY DAY 3 3
INVERSION 8PM 67F/10AM 8PM 62F/9AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 14 GEN POOR 4 VERY POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 31 FAIR 4 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 8 9 6 7
MAX LVORI LATE 10 3 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-200815-
CLARION-
INCLUDING THE CITY OF CLARION
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 20 70 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 58 (0) 75 (-2) 53 79
RH % (24H TREND) 100 (+1) 68 (0) 100 58
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 0.20 0.00 0.00
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 970 1470
MIXING HGT(FT-AGL/MSL) 3200 4820
TRANSPORT WND (MPH) N 7 SE 7
VENT RATE (KT-FT) 19200 28920
CATEGORY DAY 2 3
INVERSION 8PM 66F/10AM 8PM 61F/9AM
DISPERSION 2 3
MAX ADI EARLY 7 POOR 12 POOR 4 VERY POOR 28 FAIR
MAX ADI LATE 3 VERY POOR 29 FAIR 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 8 9 6 6
MAX LVORI LATE 9 3 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-200815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 20 0
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 58 (+1) 74 (-2) 53 77
RH % (24H TREND) 100 (+1) 69 (0) 100 58
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 0.02 0.31 0.00 0.00
PRECIP DURATION 0 4 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 870 1530
MIXING HGT(FT-AGL/MSL) 2870 5030
TRANSPORT WND (MPH) NE 7 SE 8
VENT RATE (KT-FT) 17220 35210
CATEGORY DAY 2 3
INVERSION 8PM 66F/10AM 7PM 61F/9AM
DISPERSION 2 3
MAX ADI EARLY 8 POOR 13 GEN POOR 3 VERY POOR 29 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 3 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 7 8 5 6
MAX LVORI LATE 9 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-200815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 50 70 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 61 (+1) 77 (-2) 56 80
RH % (24H TREND) 100 (+3) 72 (+6) 100 60
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 0.06 0.47 0.00 0.00
PRECIP DURATION 1 4
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1020 1530
MIXING HGT(FT-AGL/MSL) 3330 5030
TRANSPORT WND (MPH) N 8 SE 6
VENT RATE (KT-FT) 23310 25150
CATEGORY DAY 3 3
INVERSION 8PM 68F/10AM 8PM 64F/9AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 19 GEN POOR 5 VERY POOR 24 FAIR
MAX ADI LATE 3 VERY POOR 32 FAIR 3 VERY POOR 41 GEN GOOD
MAX LVORI EARLY 7 9 5 6
MAX LVORI LATE 9 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-200815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 60 80 0 20
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 62 (+1) 77 (-2) 57 80
RH % (24H TREND) 100 (+4) 76 (+9) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR E 5
PRECIP AMOUNT 0.03 0.46 0.00 0.00
PRECIP DURATION 2 5 0
PRECIP BEGIN 7 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM 6 PM
MIXING HGT(M-AGL/MSL) 910 1450
MIXING HGT(FT-AGL/MSL) 2970 4750
TRANSPORT WND (MPH) N 8 SE 7
VENT RATE (KT-FT) 20790 28500
CATEGORY DAY 2 3
INVERSION 8PM 68F/10AM 8PM 64F/9AM
DISPERSION 2 3
MAX ADI EARLY 14 GEN POOR 15 GEN POOR 5 VERY POOR 23 FAIR
MAX ADI LATE 2 VERY POOR 26 FAIR 3 VERY POOR 39 FAIR
MAX LVORI EARLY 7 9 5 6
MAX LVORI LATE 9 3 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-200815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 70 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 60 (+2) 77 (-2) 55 80
RH % (24H TREND) 100 (0) 75 (+5) 100 65
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 0.45 0.00 0.00
PRECIP DURATION 1 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 960 1350
MIXING HGT(FT-AGL/MSL) 3160 4440
TRANSPORT WND (MPH) N 7 SE 7
VENT RATE (KT-FT) 18960 26640
CATEGORY DAY 2 3
INVERSION 8PM 68F/10AM 7PM 63F/9AM
DISPERSION 2 3
MAX ADI EARLY 7 POOR 11 POOR 4 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 28 FAIR 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 8 9 6 7
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-200815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 60 80 0 30
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 62 (+2) 75 (-3) 57 79
RH % (24H TREND) 100 (+2) 79 (+11) 100 67
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 0.10 0.40 0.00 0.01
PRECIP DURATION 2 5 1
PRECIP BEGIN 7 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 830 1310
MIXING HGT(FT-AGL/MSL) 2720 4290
TRANSPORT WND (MPH) NW 9 SE 6
VENT RATE (KT-FT) 21760 21450
CATEGORY DAY 2 2
INVERSION 8PM 68F/10AM 7PM 64F/9AM
DISPERSION 2 2
MAX ADI EARLY 8 POOR 17 GEN POOR 5 VERY POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 25 FAIR 3 VERY POOR 30 FAIR
MAX LVORI EARLY 7 9 6 7
MAX LVORI LATE 9 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-200815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 20 40
CHANCE OF THUNDER (%) 20 30 20 30
TEMP (24H TREND) 63 (+4) 75 (-3) 58 78
RH % (24H TREND) 100 (0) 87 (+18) 100 75
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 0.06 0.37 0.00 0.03
PRECIP DURATION 2 6 0 1
PRECIP BEGIN 12 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 760 1170
MIXING HGT(FT-AGL/MSL) 2500 3840
TRANSPORT WND (MPH) N 8 SE 5
VENT RATE (KT-FT) 17500 15360
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 21 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 2 VERY POOR 28 FAIR 3 VERY POOR 25 FAIR
MAX LVORI EARLY 7 9 6 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-200815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 60 80 20 30
CHANCE OF THUNDER (%) 20 30 0 20
TEMP (24H TREND) 62 (+3) 76 (-3) 57 80
RH % (24H TREND) 100 (+1) 79 (+12) 100 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR SE 5
PRECIP AMOUNT 0.05 0.37 0.00 0.01
PRECIP DURATION 1 6 1 1
PRECIP BEGIN 7 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 780 1310
MIXING HGT(FT-AGL/MSL) 2540 4290
TRANSPORT WND (MPH) N 8 SE 7
VENT RATE (KT-FT) 17780 25740
CATEGORY DAY 2 2
INVERSION 8PM 70F/11AM 8PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 13 GEN POOR 13 GEN POOR 5 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 3 VERY POOR 40 FAIR
MAX LVORI EARLY 8 9 7 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-200815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 50 90 0 40
CHANCE OF THUNDER (%) 20 30 0 20
TEMP (24H TREND) 61 (+3) 76 (-2) 56 79
RH % (24H TREND) 100 (+4) 79 (+14) 100 66
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 0.06 0.39 0.00 0.02
PRECIP DURATION 1 8 1
PRECIP BEGIN 9 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 580 1210
MIXING HGT(FT-AGL/MSL) 1910 3970
TRANSPORT WND (MPH) N 8 SE 8
VENT RATE (KT-FT) 13370 27790
CATEGORY DAY 2 3
INVERSION 8PM 69F/11AM 8PM 63F/9AM
DISPERSION 2 3
MAX ADI EARLY 8 POOR 12 POOR 3 VERY POOR 32 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 8 9 7 8
MAX LVORI LATE 9 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-200815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 50 90 0 40
CHANCE OF THUNDER (%) 20 30 0 20
TEMP (24H TREND) 63 (+4) 75 (-4) 58 79
RH % (24H TREND) 100 (+3) 85 (+19) 100 73
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 0.05 0.39 0.00 0.03
PRECIP DURATION 1 9 1
PRECIP BEGIN 12 AM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 640 1240
MIXING HGT(FT-AGL/MSL) 2080 4070
TRANSPORT WND (MPH) N 8 SE 6
VENT RATE (KT-FT) 14560 20350
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 17 GEN POOR 4 VERY POOR 23 FAIR
MAX ADI LATE 2 VERY POOR 25 FAIR 3 VERY POOR 32 FAIR
MAX LVORI EARLY 7 9 7 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-200815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 50 90 0 40
CHANCE OF THUNDER (%) 20 30 0 20
TEMP (24H TREND) 61 (+4) 74 (-3) 56 78
RH % (24H TREND) 100 (+3) 82 (+17) 100 69
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 0.05 0.45 0.00 0.03
PRECIP DURATION 1 10 1
PRECIP BEGIN 12 AM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 530 1140
MIXING HGT(FT-AGL/MSL) 1750 3760
TRANSPORT WND (MPH) NW 12 SE 7
VENT RATE (KT-FT) 17500 22560
CATEGORY DAY 2 2
INVERSION 8PM 68F/11AM 8PM 63F/9AM
DISPERSION 2 2
MAX ADI EARLY 7 POOR 16 GEN POOR 3 VERY POOR 27 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 3 VERY POOR 33 FAIR
MAX LVORI EARLY 8 9 8 8
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-200815-
INDIANA-
INCLUDING THE CITY OF INDIANA
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 20 80 0 10
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 60 (+2) 76 (-2) 55 79
RH % (24H TREND) 100 (+1) 76 (+7) 100 66
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 0.43 0.00 0.00
PRECIP DURATION 1 5 0
PRECIP BEGIN 7 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 800 1420
MIXING HGT(FT-AGL/MSL) 2640 4660
TRANSPORT WND (MPH) N 7 SE 8
VENT RATE (KT-FT) 15840 32620
CATEGORY DAY 2 3
INVERSION 8PM 69F/11AM 7PM 63F/9AM
DISPERSION 2 3
MAX ADI EARLY 8 POOR 11 POOR 3 VERY POOR 29 FAIR
MAX ADI LATE 3 VERY POOR 21 FAIR 3 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 8 9 6 7
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-200815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE SHOWERS
CHANCE PRECIP (%) 30 90 0 30
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 61 (+3) 74 (-3) 55 78
RH % (24H TREND) 100 (+2) 79 (+11) 100 67
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 0.36 0.00 0.00
PRECIP DURATION 1 6 1
PRECIP BEGIN 9 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 650 1280
MIXING HGT(FT-AGL/MSL) 2120 4220
TRANSPORT WND (MPH) N 7 SE 8
VENT RATE (KT-FT) 12720 29540
CATEGORY DAY 1 3
INVERSION 8PM 69F/11AM 8PM 63F/9AM
DISPERSION 1 3
MAX ADI EARLY 8 POOR 10 POOR 3 VERY POOR 32 FAIR
MAX ADI LATE 3 VERY POOR 19 GEN POOR 4 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 7 9 6 7
MAX LVORI LATE 10 4 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-200815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 80 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 62 (+2) 76 (-2) 57 79
RH % (24H TREND) 100 (+2) 74 (+6) 100 61
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 0.08 0.68 0.00 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 960 1450
MIXING HGT(FT-AGL/MSL) 3150 4770
TRANSPORT WND (MPH) N 9 SE 6
VENT RATE (KT-FT) 25200 23850
CATEGORY DAY 2 3
INVERSION 8PM 66F/9AM 8PM 64F/9AM
DISPERSION 2 3
MAX ADI EARLY 7 POOR 17 GEN POOR 5 VERY POOR 22 FAIR
MAX ADI LATE 2 VERY POOR 34 FAIR 3 VERY POOR 36 FAIR
MAX LVORI EARLY 7 9 5 6
MAX LVORI LATE 10 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-200815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 60 80 0 20
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 62 (+2) 76 (-2) 58 80
RH % (24H TREND) 100 (+2) 76 (+8) 100 63
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 0.17 0.43 0.00 0.00
PRECIP DURATION 2 4 0
PRECIP BEGIN 7 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM 6 PM
MIXING HGT(M-AGL/MSL) 940 1330
MIXING HGT(FT-AGL/MSL) 3100 4380
TRANSPORT WND (MPH) N 9 SE 6
VENT RATE (KT-FT) 24800 21900
CATEGORY DAY 2 2
INVERSION 8PM 66F/9AM 7PM 64F/9AM
DISPERSION 2 2
MAX ADI EARLY 7 POOR 18 GEN POOR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 2 VERY POOR 30 FAIR 3 VERY POOR 31 FAIR
MAX LVORI EARLY 7 9 5 7
MAX LVORI LATE 10 3 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-200815-
OHIO-
INCLUDING THE CITY OF WHEELING
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 60 80 0 20
CHANCE OF THUNDER (%) 20 20 0 20
TEMP (24H TREND) 63 (+3) 76 (-2) 58 79
RH % (24H TREND) 100 (0) 81 (+15) 100 70
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 0.16 0.41 0.00 0.01
PRECIP DURATION 2 4 0
PRECIP BEGIN 11 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 860 1230
MIXING HGT(FT-AGL/MSL) 2810 4030
TRANSPORT WND (MPH) N 9 SE 6
VENT RATE (KT-FT) 22480 20150
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 64F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 20 GEN POOR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 28 FAIR 3 VERY POOR 29 FAIR
MAX LVORI EARLY 8 9 6 8
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-200815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS NONE TSTMS
CHANCE PRECIP (%) 70 80 0 30
CHANCE OF THUNDER (%) 20 30 0 20
TEMP (24H TREND) 64 (+3) 76 (-2) 59 80
RH % (24H TREND) 100 (0) 86 (+15) 100 74
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 0.09 0.31 0.00 0.02
PRECIP DURATION 2 5 1
PRECIP BEGIN 11 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 PM CONTINUING
MIXING HGT(M-AGL/MSL) 830 1180
MIXING HGT(FT-AGL/MSL) 2740 3870
TRANSPORT WND (MPH) NW 8 E 5
VENT RATE (KT-FT) 19180 15480
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 20 GEN POOR 3 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 28 FAIR 3 VERY POOR 22 FAIR
MAX LVORI EARLY 7 9 6 8
MAX LVORI LATE 10 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-200815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 70 90 20 40
CHANCE OF THUNDER (%) 20 30 20 30
TEMP (24H TREND) 64 (+3) 75 (-3) 60 78
RH % (24H TREND) 100 (0) 93 (+22) 100 78
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 0.06 0.29 0.00 0.02
PRECIP DURATION 2 6 0 1
PRECIP BEGIN 11 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 730 1190
MIXING HGT(FT-AGL/MSL) 2400 3910
TRANSPORT WND (MPH) N 8 SE 5
VENT RATE (KT-FT) 16800 15640
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 5 VERY POOR 20 GEN POOR 3 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 27 FAIR 4 VERY POOR 21 FAIR
MAX LVORI EARLY 8 9 7 8
MAX LVORI LATE 10 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-200815-
MARION-
INCLUDING THE CITY OF FAIRMONT
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 30 50
CHANCE OF THUNDER (%) 20 30 30 30
TEMP (24H TREND) 64 (+5) 74 (-4) 59 78
RH % (24H TREND) 100 (0) 93 (+24) 100 79
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 0.04 0.26 0.01 0.05
PRECIP DURATION 2 8 0 1
PRECIP BEGIN 12 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 640 1100
MIXING HGT(FT-AGL/MSL) 2100 3620
TRANSPORT WND (MPH) NW 12 S 5
VENT RATE (KT-FT) 21000 14480
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 23 FAIR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 29 FAIR 3 VERY POOR 21 FAIR
MAX LVORI EARLY 8 9 7 9
MAX LVORI LATE 10 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-200815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 90 20 50
CHANCE OF THUNDER (%) 20 30 20 30
TEMP (24H TREND) 64 (+5) 74 (-5) 59 78
RH % (24H TREND) 100 (+1) 91 (+23) 100 77
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 0.04 0.34 0.00 0.04
PRECIP DURATION 2 9 0 1
PRECIP BEGIN 12 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 620 1140
MIXING HGT(FT-AGL/MSL) 2040 3740
TRANSPORT WND (MPH) NW 10 SE 5
VENT RATE (KT-FT) 18360 14960
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 8PM 66F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 20 GEN POOR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 2 VERY POOR 26 FAIR 3 VERY POOR 21 FAIR
MAX LVORI EARLY 7 9 7 9
MAX LVORI LATE 9 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-200815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 90 30 50
CHANCE OF THUNDER (%) 20 30 20 30
TEMP (24H TREND) 62 (+4) 72 (-4) 58 76
RH % (24H TREND) 100 (+2) 90 (+21) 100 77
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 0.03 0.31 0.01 0.06
PRECIP DURATION 1 9 0 1
PRECIP BEGIN 1 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 8 PM CONTINUING
MIXING HGT(M-AGL/MSL) 550 1060
MIXING HGT(FT-AGL/MSL) 1820 3470
TRANSPORT WND (MPH) W 12 SE 5
VENT RATE (KT-FT) 18200 13880
CATEGORY DAY 2 2
INVERSION 8PM 67F/10AM 7PM 64F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 16 GEN POOR 3 VERY POOR 19 GEN POOR
MAX ADI LATE 2 VERY POOR 25 FAIR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 7 8 8 8
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-200815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 90 30 60
CHANCE OF THUNDER (%) 20 30 30 30
TEMP (24H TREND) 62 (+4) 75 (-3) 58 77
RH % (24H TREND) 100 (+1) 85 (+20) 100 74
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 0.03 0.26 0.01 0.06
PRECIP DURATION 1 9 1 3
PRECIP BEGIN 1 AM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 590 990
MIXING HGT(FT-AGL/MSL) 1930 3260
TRANSPORT WND (MPH) W 10 SE 6
VENT RATE (KT-FT) 17370 16300
CATEGORY DAY 2 2
INVERSION 8PM 69F/10AM 7PM 65F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 20 GEN POOR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 2 VERY POOR 26 FAIR 3 VERY POOR 23 FAIR
MAX LVORI EARLY 7 8 8 8
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-200815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 90 30 70
CHANCE OF THUNDER (%) 20 30 30 30
TEMP (24H TREND) 62 (+4) 73 (-3) 57 76
RH % (24H TREND) 100 (+2) 87 (+18) 100 76
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 0.02 0.25 0.01 0.08
PRECIP DURATION 1 9 1 4
PRECIP BEGIN 1 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 610 950
MIXING HGT(FT-AGL/MSL) 2000 3110
TRANSPORT WND (MPH) W 12 SE 7
VENT RATE (KT-FT) 20000 18660
CATEGORY DAY 2 2
INVERSION 8PM 65F/9AM 7PM 63F/9AM
DISPERSION 2 2
MAX ADI EARLY 7 POOR 23 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 29 FAIR 4 VERY POOR 24 FAIR
MAX LVORI EARLY 7 8 8 8
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-200815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 90 30 80
CHANCE OF THUNDER (%) 20 30 30 30
TEMP (24H TREND) 63 (+3) 75 (-3) 60 78
RH % (24H TREND) 97 (+1) 83 (+21) 100 72
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 0.29 0.03 0.17
PRECIP DURATION 0 7 1 5
PRECIP BEGIN 3 AM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 720 840
MIXING HGT(FT-AGL/MSL) 2350 2770
TRANSPORT WND (MPH) W 14 S 6
VENT RATE (KT-FT) 28200 13850
CATEGORY DAY 3 2
INVERSION 8PM 66F/9AM 7PM 65F/9AM
DISPERSION 3 2
MAX ADI EARLY 5 VERY POOR 28 FAIR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 36 FAIR 3 VERY POOR 19 GEN POOR
MAX LVORI EARLY 7 7 9 8
MAX LVORI LATE 8 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-200815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
151 PM EDT WED AUG 19 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 80 40 80
CHANCE OF THUNDER (%) 0 40 30 30
TEMP (24H TREND) 58 (+4) 72 (-2) 54 73
RH % (24H TREND) 98 (0) 87 (+20) 100 82
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 0.22 0.03 0.22
PRECIP DURATION 6 2 5
PRECIP BEGIN 6 AM CONTINUING 8 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 730 790
MIXING HGT(FT-AGL/MSL) 2410 2590
TRANSPORT WND (MPH) W 16 S 7
VENT RATE (KT-FT) 33740 15540
CATEGORY DAY 3 2
INVERSION 8PM 64F/9AM 7PM 61F/9AM
DISPERSION 3 2
MAX ADI EARLY 8 POOR 35 FAIR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 4 VERY POOR 44 GEN GOOD 4 VERY POOR 23 FAIR
MAX LVORI EARLY 6 8 9 8
MAX LVORI LATE 9 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. WEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
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