150
FNUS51 KPBZ 270600
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
200 AM EDT THU AUG 27 2026
DISCUSSION
ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED
TODAY WITH THE APPROACH AND PASSAGE OF A COLD FRONT. HIGH
PRESSURE RETURNS DRY WEATHER TO THE REGION FRIDAY THROUGH THE
WEEKEND.
OHZ039-272015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 80 (+1) 60 (-1) 80
RH % (24H TREND) 63 (+10) 100 (+3) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1360 1840
MIXING HGT(FT-AGL/MSL)4470 6030
TRANSPORT WND (MPH) W 9 N 8
VENT RATE (KT-FT) 35760 42210
CATEGORY DAY 3 3
INVERSION 66F/9AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 46 GEN GOOD 3 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 7 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-272015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 80 (+2) 60 (-1) 80
RH % (24H TREND) 62 (+9) 99 (+4) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1360 1750
MIXING HGT(FT-AGL/MSL)4460 5760
TRANSPORT WND (MPH) W 10 N 8
VENT RATE (KT-FT) 40140 40320
CATEGORY DAY 3 3
INVERSION 69F/10AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 51 GEN GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-272015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (+2) 59 (-1) 80
RH % (24H TREND) 60 (+10) 99 (+4) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1370 1670
MIXING HGT(FT-AGL/MSL)4490 5480
TRANSPORT WND (MPH) W 10 N 8
VENT RATE (KT-FT) 40410 38360
CATEGORY DAY 3 3
INVERSION 70F/10AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 56 GEN GOOD 3 VERY POOR 39 FAIR
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-272015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 80 (+1) 60 (-1) 80
RH % (24H TREND) 64 (+11) 100 (+1) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 3 PM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1380 1840
MIXING HGT(FT-AGL/MSL)4540 6040
TRANSPORT WND (MPH) W 8 N 7
VENT RATE (KT-FT) 31780 36240
CATEGORY DAY 3 3
INVERSION 65F/9AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 14 GEN POOR
MAX ADI LATE 43 GEN GOOD 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 9 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-272015-
HARRISON-
INCLUDING THE CITY OF CADIZ
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (+1) 61 (0) 81
RH % (24H TREND) 62 (+12) 100 (+2) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1340 1740
MIXING HGT(FT-AGL/MSL)4410 5710
TRANSPORT WND (MPH) W 9 N 7
VENT RATE (KT-FT) 35280 34260
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 52 GEN GOOD 3 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-272015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (+1) 60 (-1) 81
RH % (24H TREND) 61 (+13) 99 (+5) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1350 1620
MIXING HGT(FT-AGL/MSL)4420 5310
TRANSPORT WND (MPH) W 12 N 8
VENT RATE (KT-FT) 44200 37170
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 61 GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-272015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+1) 60 (-1) 80
RH % (24H TREND) 65 (+13) 100 (+2) 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1350 1820
MIXING HGT(FT-AGL/MSL)4420 5960
TRANSPORT WND (MPH) W 7 N 7
VENT RATE (KT-FT) 26520 35760
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 13 GEN POOR
MAX ADI LATE 42 GEN GOOD 3 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 8 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-272015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+1) 61 (0) 81
RH % (24H TREND) 63 (+11) 100 (+2) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1320 1800
MIXING HGT(FT-AGL/MSL)4330 5910
TRANSPORT WND (MPH) W 9 N 7
VENT RATE (KT-FT) 34640 35460
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 3 VERY POOR 14 GEN POOR
MAX ADI LATE 49 GEN GOOD 3 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 8 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-272015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 82 (+2) 62 (+1) 81
RH % (24H TREND) 62 (+11) 100 (+4) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1320 1720
MIXING HGT(FT-AGL/MSL)4340 5630
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 39060 33780
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 72F/10AM
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 56 GEN GOOD 3 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-272015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 81 (+1) 62 (+1) 81
RH % (24H TREND) 65 (+13) 100 (+3) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1220 1760
MIXING HGT(FT-AGL/MSL)4020 5770
TRANSPORT WND (MPH) W 8 N 7
VENT RATE (KT-FT) 28140 34620
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 72F/10AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 3 VERY POOR 18 GEN POOR
MAX ADI LATE 41 GEN GOOD 3 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 7 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-272015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 82 (+1) 62 (+1) 82
RH % (24H TREND) 63 (+10) 100 (+2) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 2 PM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1220 1630
MIXING HGT(FT-AGL/MSL)4000 5350
TRANSPORT WND (MPH) W 9 N 7
VENT RATE (KT-FT) 32000 32100
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 72F/10AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 3 VERY POOR 21 FAIR
MAX ADI LATE 44 GEN GOOD 3 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 7 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-272015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 80 (+1) 59 (0) 79
RH % (24H TREND) 62 (+9) 100 (+2) 58
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR N 6
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1250 1470
MIXING HGT(FT-AGL/MSL)4110 4810
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 41100 43290
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 6 VERY POOR 17 GEN POOR
MAX ADI LATE 51 GEN GOOD 2 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-272015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 79 (+2) 58 (0) 78
RH % (24H TREND) 67 (+7) 100 (+2) 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1170 1510
MIXING HGT(FT-AGL/MSL)3820 4950
TRANSPORT WND (MPH) W 12 NW 10
VENT RATE (KT-FT) 38200 44550
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 66F/10AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 4 VERY POOR 15 GEN POOR
MAX ADI LATE 50 GEN GOOD 2 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 10 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-272015-
FOREST-
INCLUDING THE CITY OF TIONESTA
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 40 30 0
TEMP (24H TREND) 78 (0) 56 (0) 77
RH % (24H TREND) 64 (+8) 100 (+5) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1080 1390
MIXING HGT(FT-AGL/MSL)3560 4550
TRANSPORT WND (MPH) W 12 NW 9
VENT RATE (KT-FT) 35600 36400
CATEGORY DAY 3 3
INVERSION 66F/10AM 7PM 61F/9AM
DISPERSION 3 3
MAX ADI EARLY 30 FAIR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 42 GEN GOOD 2 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-272015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 82 (+2) 59 (-1) 80
RH % (24H TREND) 59 (+9) 100 (+3) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1370 1380
MIXING HGT(FT-AGL/MSL)4490 4530
TRANSPORT WND (MPH) W 12 N 9
VENT RATE (KT-FT) 44900 36240
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 59 GEN GOOD 3 VERY POOR 38 FAIR
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-272015-
BUTLER-
INCLUDING THE CITY OF BUTLER
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 81 (+1) 58 (-1) 80
RH % (24H TREND) 63 (+11) 100 (+2) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1300 1420
MIXING HGT(FT-AGL/MSL)4260 4670
TRANSPORT WND (MPH) W 12 NW 9
VENT RATE (KT-FT) 42600 37360
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 57 GEN GOOD 3 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-272015-
CLARION-
INCLUDING THE CITY OF CLARION
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 40 0
CHANCE OF THUNDER (%) 40 40 0
TEMP (24H TREND) 79 (+1) 57 (-1) 78
RH % (24H TREND) 64 (+9) 100 (+3) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1070 1370
MIXING HGT(FT-AGL/MSL)3520 4480
TRANSPORT WND (MPH) W 12 NW 9
VENT RATE (KT-FT) 35200 35840
CATEGORY DAY 3 3
INVERSION 67F/10AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 4 VERY POOR 15 GEN POOR
MAX ADI LATE 46 GEN GOOD 3 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-272015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 40 0
CHANCE OF THUNDER (%) 40 40 0
TEMP (24H TREND) 78 (0) 57 (0) 78
RH % (24H TREND) 65 (+12) 100 (+6) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1070 1240
MIXING HGT(FT-AGL/MSL)3520 4050
TRANSPORT WND (MPH) SW 13 NW 8
VENT RATE (KT-FT) 38720 28350
CATEGORY DAY 3 3
INVERSION 68F/10AM 7PM 67F/10AM
DISPERSION 3 3
MAX ADI EARLY 31 FAIR 6 VERY POOR 20 GEN POOR
MAX ADI LATE 43 GEN GOOD 2 VERY POOR 40 FAIR
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-272015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (0) 60 (-1) 81
RH % (24H TREND) 60 (+13) 100 (+5) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1430 1510
MIXING HGT(FT-AGL/MSL)4700 4950
TRANSPORT WND (MPH) W 12 N 8
VENT RATE (KT-FT) 47000 34650
CATEGORY DAY 3 3
INVERSION 70F/10AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 65 GOOD 2 VERY POOR 35 FAIR
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-272015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 20 0
CHANCE OF THUNDER (%) 40 20 0
TEMP (24H TREND) 82 (0) 61 (0) 81
RH % (24H TREND) 61 (+16) 100 (+5) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1380 1620
MIXING HGT(FT-AGL/MSL)4530 5320
TRANSPORT WND (MPH) W 12 NW 7
VENT RATE (KT-FT) 45300 31920
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 33 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 58 GEN GOOD 2 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-272015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 40 30 0
TEMP (24H TREND) 82 (+2) 59 (0) 81
RH % (24H TREND) 64 (+12) 100 (+1) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1260 1460
MIXING HGT(FT-AGL/MSL)4120 4780
TRANSPORT WND (MPH) SW 12 NW 9
VENT RATE (KT-FT) 41200 38240
CATEGORY DAY 3 3
INVERSION 69F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 47 GEN GOOD 2 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 6 10 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-272015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 20 0
CHANCE OF THUNDER (%) 30 20 0
TEMP (24H TREND) 81 (+1) 61 (0) 80
RH % (24H TREND) 63 (+13) 100 (+6) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1390 1620
MIXING HGT(FT-AGL/MSL)4560 5320
TRANSPORT WND (MPH) W 13 N 7
VENT RATE (KT-FT) 50160 31920
CATEGORY DAY 4 3
INVERSION 71F/10AM 7PM 66F/9AM
DISPERSION 4 3
MAX ADI EARLY 33 FAIR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 61 GOOD 3 VERY POOR 42 GEN GOOD
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-272015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 30 20 0
TEMP (24H TREND) 81 (0) 62 (+1) 80
RH % (24H TREND) 63 (+16) 100 (+5) 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1460 1360
MIXING HGT(FT-AGL/MSL)4790 4460
TRANSPORT WND (MPH) W 13 N 6
VENT RATE (KT-FT) 52690 22300
CATEGORY DAY 4 3
INVERSION 72F/10AM 7PM 66F/9AM
DISPERSION 4 3
MAX ADI EARLY 40 FAIR 5 VERY POOR 21 FAIR
MAX ADI LATE 67 GOOD 2 VERY POOR 33 FAIR
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-272015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 40 20 0
TEMP (24H TREND) 82 (+1) 61 (0) 81
RH % (24H TREND) 64 (+13) 100 (+2) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1330 1470
MIXING HGT(FT-AGL/MSL)4370 4810
TRANSPORT WND (MPH) SW 12 NW 7
VENT RATE (KT-FT) 43700 28860
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 32 FAIR 5 VERY POOR 17 GEN POOR
MAX ADI LATE 59 GEN GOOD 2 VERY POOR 40 FAIR
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-272015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 30 0
CHANCE OF THUNDER (%) 40 30 0
TEMP (24H TREND) 81 (+1) 60 (0) 81
RH % (24H TREND) 60 (+9) 100 (+6) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.03 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1370 1640
MIXING HGT(FT-AGL/MSL)4510 5370
TRANSPORT WND (MPH) W 13 NW 8
VENT RATE (KT-FT) 49610 37590
CATEGORY DAY 4 3
INVERSION 71F/10AM 7PM 65F/9AM
DISPERSION 4 3
MAX ADI EARLY 43 GEN GOOD 5 VERY POOR 22 FAIR
MAX ADI LATE 64 GOOD 2 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-272015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 82 (+1) 62 (0) 81
RH % (24H TREND) 63 (+11) 99 (+8) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.02 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1390 1470
MIXING HGT(FT-AGL/MSL)4570 4810
TRANSPORT WND (MPH) SW 12 N 7
VENT RATE (KT-FT) 45700 28860
CATEGORY DAY 3 3
INVERSION 72F/10AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 36 FAIR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 60 GEN GOOD 2 VERY POOR 40 FAIR
MAX LVORI EARLY 5 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-272015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 30 30 0
TEMP (24H TREND) 81 (+3) 59 (0) 80
RH % (24H TREND) 59 (+7) 100 (+4) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.04 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 9 PM
MIXING HGT(M-AGL/MSL) 1390 1430
MIXING HGT(FT-AGL/MSL)4560 4710
TRANSPORT WND (MPH) W 13 NW 8
VENT RATE (KT-FT) 50160 32970
CATEGORY DAY 4 3
INVERSION 70F/10AM 7PM 65F/9AM
DISPERSION 4 3
MAX ADI EARLY 44 GEN GOOD 5 VERY POOR 20 GEN POOR
MAX ADI LATE 68 GOOD 3 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-272015-
INDIANA-
INCLUDING THE CITY OF INDIANA
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 40 30 0
TEMP (24H TREND) 81 (+2) 59 (0) 80
RH % (24H TREND) 65 (+13) 100 (+2) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 7 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1220 1530
MIXING HGT(FT-AGL/MSL)4000 5030
TRANSPORT WND (MPH) SW 13 NW 8
VENT RATE (KT-FT) 44000 35210
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 33 FAIR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 54 GEN GOOD 2 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-272015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 30 0
CHANCE OF THUNDER (%) 40 30 0
TEMP (24H TREND) 80 (+2) 59 (0) 79
RH % (24H TREND) 64 (+10) 100 (+3) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.02 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 8 AM CONTINUING
PRECIP END CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 1340 1630
MIXING HGT(FT-AGL/MSL)4390 5360
TRANSPORT WND (MPH) SW 14 NW 9
VENT RATE (KT-FT) 52680 42880
CATEGORY DAY 4 3
INVERSION 70F/10AM 7PM 69F/10AM
DISPERSION 4 3
MAX ADI EARLY 39 FAIR 5 VERY POOR 20 GEN POOR
MAX ADI LATE 61 GOOD 2 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-272015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (+1) 60 (0) 80
RH % (24H TREND) 61 (+13) 100 (+6) 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1430 1440
MIXING HGT(FT-AGL/MSL)4710 4710
TRANSPORT WND (MPH) W 12 N 8
VENT RATE (KT-FT) 47100 32970
CATEGORY DAY 3 3
INVERSION 70F/10AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 4 VERY POOR 19 GEN POOR
MAX ADI LATE 65 GOOD 2 VERY POOR 39 FAIR
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-272015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (+1) 61 (0) 81
RH % (24H TREND) 61 (+15) 100 (+7) 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1310 1400
MIXING HGT(FT-AGL/MSL)4290 4580
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 38610 27480
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 31 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 59 GEN GOOD 2 VERY POOR 38 FAIR
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-272015-
OHIO-
INCLUDING THE CITY OF WHEELING
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 81 (0) 62 (+1) 81
RH % (24H TREND) 63 (+18) 100 (+5) 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1380 1710
MIXING HGT(FT-AGL/MSL)4540 5600
TRANSPORT WND (MPH) W 12 N 7
VENT RATE (KT-FT) 45400 33600
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 31 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 60 GEN GOOD 3 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-272015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 20 0 0
TEMP (24H TREND) 82 (+2) 62 (0) 82
RH % (24H TREND) 65 (+14) 100 (+4) 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1300 1540
MIXING HGT(FT-AGL/MSL)4280 5040
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 38520 30240
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 32 FAIR 4 VERY POOR 21 FAIR
MAX ADI LATE 56 GEN GOOD 2 VERY POOR 38 FAIR
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-272015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 30 0 0
TEMP (24H TREND) 80 (-1) 63 (+1) 80
RH % (24H TREND) 67 (+15) 100 (+4) 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1320 1600
MIXING HGT(FT-AGL/MSL)4310 5260
TRANSPORT WND (MPH) W 10 N 7
VENT RATE (KT-FT) 38790 31560
CATEGORY DAY 3 3
INVERSION 71F/10AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 4 VERY POOR 21 FAIR
MAX ADI LATE 57 GEN GOOD 2 VERY POOR 40 FAIR
MAX LVORI EARLY 7 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-272015-
MARION-
INCLUDING THE CITY OF FAIRMONT
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 81 (0) 62 (+1) 80
RH % (24H TREND) 65 (+15) 100 (+5) 62
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.01 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 1490 1560
MIXING HGT(FT-AGL/MSL)4880 5120
TRANSPORT WND (MPH) SW 12 N 7
VENT RATE (KT-FT) 48800 30720
CATEGORY DAY 3 3
INVERSION 72F/10AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 31 FAIR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 64 GOOD 2 VERY POOR 40 FAIR
MAX LVORI EARLY 6 9 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-272015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 81 (0) 63 (+2) 80
RH % (24H TREND) 64 (+16) 100 (+7) 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.01 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 1500 1440
MIXING HGT(FT-AGL/MSL)4920 4730
TRANSPORT WND (MPH) SW 12 N 8
VENT RATE (KT-FT) 49200 33110
CATEGORY DAY 3 3
INVERSION 72F/10AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 34 FAIR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 65 GOOD 2 VERY POOR 39 FAIR
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-272015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 79 (+1) 60 (0) 78
RH % (24H TREND) 64 (+6) 100 (+6) 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1400 1580
MIXING HGT(FT-AGL/MSL)4610 5190
TRANSPORT WND (MPH) W 12 N 8
VENT RATE (KT-FT) 46100 36330
CATEGORY DAY 3 3
INVERSION 70F/10AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 38 FAIR 4 VERY POOR 18 GEN POOR
MAX ADI LATE 65 GOOD 2 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 6 8 9
MAX LVORI LATE 3 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-272015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 80 (+1) 61 (+1) 79
RH % (24H TREND) 60 (+7) 99 (+2) 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.09 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1430 1750
MIXING HGT(FT-AGL/MSL)4710 5730
TRANSPORT WND (MPH) W 12 NW 8
VENT RATE (KT-FT) 47100 40110
CATEGORY DAY 3 3
INVERSION 68F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 40 FAIR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 67 GOOD 2 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 2 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-272015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 79 (0) 60 (0) 78
RH % (24H TREND) 61 (+2) 99 (+1) 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1430 1870
MIXING HGT(FT-AGL/MSL)4700 6140
TRANSPORT WND (MPH) W 13 NW 9
VENT RATE (KT-FT) 51700 49120
CATEGORY DAY 4 3
INVERSION 66F/9AM 7PM 65F/9AM
DISPERSION 4 3
MAX ADI EARLY 48 GEN GOOD 4 VERY POOR 23 FAIR
MAX ADI LATE 71 GOOD 2 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 5 9 9
MAX LVORI LATE 2 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-272015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 20 30 0
TEMP (24H TREND) 82 (+2) 61 (+1) 80
RH % (24H TREND) 57 (+1) 99 (+5) 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.01 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1410 1840
MIXING HGT(FT-AGL/MSL)4620 6030
TRANSPORT WND (MPH) W 12 NW 10
VENT RATE (KT-FT) 46200 54270
CATEGORY DAY 3 4
INVERSION 68F/9AM 7PM 66F/9AM
DISPERSION 3 4
MAX ADI EARLY 47 GEN GOOD 4 VERY POOR 22 FAIR
MAX ADI LATE 66 GOOD 2 VERY POOR 68 GOOD
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 1 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-272015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
200 AM EDT THU AUG 27 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 20 20
CHANCE OF THUNDER (%) 20 20 20
TEMP (24H TREND) 78 (+3) 57 (0) 76
RH % (24H TREND) 61 (+2) 100 (+4) 61
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0 1 0
PRECIP BEGIN 3 PM CONTINUING 2 PM
PRECIP END CONTINUING 12 AM 6 PM
MIXING HGT(M-AGL/MSL) 1360 1620
MIXING HGT(FT-AGL/MSL)4460 5330
TRANSPORT WND (MPH) W 13 W 12
VENT RATE (KT-FT) 49060 53300
CATEGORY DAY 4 4
INVERSION 66F/9AM 8PM 64F/9AM
DISPERSION 4 4
MAX ADI EARLY 47 GEN GOOD 5 VERY POOR 28 FAIR
MAX ADI LATE 72 GOOD 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 5 8 9
MAX LVORI LATE 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLEAR. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE UPPER 50S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
LIGHT WINDS.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 60S. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
WM
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