343
FNUS51 KPBZ 161607
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1207 PM EDT WED SEP 16 2026
DISCUSSION
ANOMALOUSLY MOIST AIRMASS WITH ABOVE NORMAL TEMPERATURES WILL FUEL
PERIODS OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON THROUGH
THURSDAY ALONG AND SOUTH OF A STATIONARY BOUNDARY.
THE BOUNDARY EVENTUALLY SHIFTS SOUTHWARD BY THURSDAY EVENING AS A
NOMINAL COLD FRONT, ALLOWING SURFACE HIGH PRESSURE TO CROSS NORTH
OF THE REGION FRIDAY AND BRING DRIER WITH SLIGHTLY COOLER AIR.
WARM, MOIST CONDITIONS RETURN THIS WEEKEND INTO NEXT WEEK AS MOVE
WAVES OF STORMS ARE POSSIBLE AMID SHORTWAVE MOVEMENT ALOFT.
OHZ039-170815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 40 0
CHANCE OF THUNDER (%) 50 30 30 0
TEMP (24H TREND) 68 (+2) 84 (-2) 64 77
RH % (24H TREND) 100 (+3) 72 (+4) 100 60
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR N 5
PRECIP AMOUNT 0.07 0.07 0.01 0.00
PRECIP DURATION 3 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1030 1320
MIXING HGT(FT-AGL/MSL) 3370 4340
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 37070 39060
CATEGORY DAY 3 3
INVERSION 7PM 74F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 18 GEN POOR 5 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-170815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 70 30 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 68 (+3) 83 (-2) 63 77
RH % (24H TREND) 100 (+4) 73 (+4) 100 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR N 5
PRECIP AMOUNT 0.06 0.06 0.01 0.00
PRECIP DURATION 3 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1020 1300
MIXING HGT(FT-AGL/MSL) 3340 4270
TRANSPORT WND (MPH) W 13 N 12
VENT RATE (KT-FT) 36740 42700
CATEGORY DAY 3 3
INVERSION 7PM 71F/9AM 6PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 16 GEN POOR 5 VERY POOR 31 FAIR
MAX ADI LATE 4 VERY POOR 22 FAIR 5 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-170815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 60 40 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 67 (+2) 82 (-3) 63 76
RH % (24H TREND) 100 (+4) 76 (+5) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR N 5
PRECIP AMOUNT 0.04 0.06 0.01 0.00
PRECIP DURATION 3 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1030 1330
MIXING HGT(FT-AGL/MSL) 3380 4360
TRANSPORT WND (MPH) W 13 N 12
VENT RATE (KT-FT) 37180 43600
CATEGORY DAY 3 3
INVERSION 7PM 71F/9AM 7PM 66F/4AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 18 GEN POOR 6 VERY POOR 34 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 6 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 9 9 8 8
MAX LVORI LATE 10 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-170815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 40 0
CHANCE OF THUNDER (%) 50 20 30 0
TEMP (24H TREND) 68 (+3) 84 (-2) 64 76
RH % (24H TREND) 100 (0) 72 (+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 0.10 0.08 0.03 0.00
PRECIP DURATION 4 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1080 1270
MIXING HGT(FT-AGL/MSL) 3550 4170
TRANSPORT WND (MPH) W 13 NE 10
VENT RATE (KT-FT) 39050 37530
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 18 GEN POOR 5 VERY POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-170815-
HARRISON-
INCLUDING THE CITY OF CADIZ
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 40 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 68 (+4) 84 (-2) 65 78
RH % (24H TREND) 100 (+2) 72 (+6) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.04 0.12 0.02 0.00
PRECIP DURATION 2 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1150 1310
MIXING HGT(FT-AGL/MSL) 3770 4290
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 41470 38610
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 5 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 21 FAIR 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-170815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 30 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 68 (+4) 84 (-2) 64 78
RH % (24H TREND) 100 (+4) 73 (+6) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.11 0.01 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1190 1320
MIXING HGT(FT-AGL/MSL) 3900 4320
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 42900 38880
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 16 GEN POOR 5 VERY POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 5 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-170815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 60 30 0
CHANCE OF THUNDER (%) 40 20 30 0
TEMP (24H TREND) 68 (+2) 86 (-1) 66 78
RH % (24H TREND) 100 (+2) 68 (+2) 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 0.07 0.05 0.01 0.00
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 PM 6 AM CONTINUING
PRECIP END 3 AM CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1110 1270
MIXING HGT(FT-AGL/MSL) 3650 4160
TRANSPORT WND (MPH) W 12 NE 9
VENT RATE (KT-FT) 36500 33280
CATEGORY DAY 3 3
INVERSION 7PM 76F/10AM 6PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 19 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 4 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 10 8 9 9
MAX LVORI LATE 10 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-170815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 70 40 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 69 (+4) 86 (-1) 66 79
RH % (24H TREND) 100 (+3) 70 (+5) 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 0.10 0.03 0.03 0.00
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1180 1330
MIXING HGT(FT-AGL/MSL) 3890 4360
TRANSPORT WND (MPH) W 12 N 9
VENT RATE (KT-FT) 38900 34880
CATEGORY DAY 3 3
INVERSION 7PM 76F/10AM 6PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 18 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 10 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-170815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 30 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 69 (+4) 85 (-2) 66 79
RH % (24H TREND) 100 (+5) 72 (+7) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.08 0.02 0.00
PRECIP DURATION 2 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1130 1270
MIXING HGT(FT-AGL/MSL) 3700 4180
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 37000 37620
CATEGORY DAY 3 3
INVERSION 7PM 76F/10AM 7PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 17 GEN POOR 5 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 5 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 10 9 10 8
MAX LVORI LATE 10 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-170815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 30 0
CHANCE OF THUNDER (%) 30 30 30 0
TEMP (24H TREND) 69 (+4) 86 (-2) 67 79
RH % (24H TREND) 100 (+3) 70 (+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 0.05 0.08 0.01 0.00
PRECIP DURATION 1 3 2
PRECIP BEGIN 6 PM 6 AM CONTINUING
PRECIP END 4 AM CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1050 1290
MIXING HGT(FT-AGL/MSL) 3450 4240
TRANSPORT WND (MPH) W 10 NE 9
VENT RATE (KT-FT) 31050 33920
CATEGORY DAY 3 3
INVERSION 7PM 76F/10AM 6PM 71F/10AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 18 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 25 FAIR 4 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 10 9 10 9
MAX LVORI LATE 10 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-170815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 70 40 0
CHANCE OF THUNDER (%) 20 30 30 0
TEMP (24H TREND) 69 (+4) 86 (-2) 67 80
RH % (24H TREND) 100 (+4) 70 (+7) 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 0.01 0.05 0.01 0.00
PRECIP DURATION 1 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1050 1280
MIXING HGT(FT-AGL/MSL) 3430 4210
TRANSPORT WND (MPH) W 10 N 9
VENT RATE (KT-FT) 30870 33680
CATEGORY DAY 3 3
INVERSION 7PM 76F/10AM 7PM 72F/10AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 16 GEN POOR 4 VERY POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 26 FAIR 4 VERY POOR 47 GEN GOOD
MAX LVORI EARLY 10 9 10 9
MAX LVORI LATE 10 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-170815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 70 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 67 (+3) 81 (-2) 61 75
RH % (24H TREND) 100 (0) 80 (+4) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR N 7
PRECIP AMOUNT 0.17 0.22 0.00 0.00
PRECIP DURATION 3 5
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 920 1310
MIXING HGT(FT-AGL/MSL) 3020 4300
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 30200 38700
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 16 GEN POOR 6 VERY POOR 37 FAIR
MAX ADI LATE 4 VERY POOR 21 FAIR 6 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 5 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-170815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 80 0 0
CHANCE OF THUNDER (%) 30 30 0 0
TEMP (24H TREND) 66 (+5) 80 (-2) 59 76
RH % (24H TREND) 100 (+1) 83 (+5) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR N 5
PRECIP AMOUNT 0.15 0.24 0.00 0.00
PRECIP DURATION 2 5
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 880 1380
MIXING HGT(FT-AGL/MSL) 2870 4520
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 31570 40680
CATEGORY DAY 3 3
INVERSION 7PM 70F/10AM 7PM 62F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 13 GEN POOR 5 VERY POOR 38 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 5 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-170815-
FOREST-
INCLUDING THE CITY OF TIONESTA
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 80 0 0
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 65 (+6) 79 (-2) 57 74
RH % (24H TREND) 100 (+4) 79 (+5) 100 53
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 0.18 0.00 0.00
PRECIP DURATION 2 5
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 900 1360
MIXING HGT(FT-AGL/MSL) 2960 4460
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 29600 40140
CATEGORY DAY 3 3
INVERSION 7PM 67F/9AM 7PM 61F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 15 GEN POOR 5 VERY POOR 38 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 5 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-170815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 70 30 0
CHANCE OF THUNDER (%) 40 20 20 0
TEMP (24H TREND) 67 (+4) 83 (-2) 62 77
RH % (24H TREND) 100 (+1) 75 (+3) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR N 5
PRECIP AMOUNT 0.05 0.16 0.00 0.00
PRECIP DURATION 2 5 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 890 1290
MIXING HGT(FT-AGL/MSL) 2930 4250
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 29300 38250
CATEGORY DAY 3 3
INVERSION 7PM 70F/9AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 6 VERY POOR 35 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-170815-
BUTLER-
INCLUDING THE CITY OF BUTLER
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 30 0
CHANCE OF THUNDER (%) 30 30 20 0
TEMP (24H TREND) 66 (+5) 82 (-3) 61 78
RH % (24H TREND) 100 (+2) 79 (+6) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.04 0.16 0.00 0.00
PRECIP DURATION 2 5 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 890 1380
MIXING HGT(FT-AGL/MSL) 2930 4530
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 32230 40770
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 7PM 64F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 5 VERY POOR 36 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 5 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-170815-
CLARION-
INCLUDING THE CITY OF CLARION
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 30 0
CHANCE OF THUNDER (%) 30 20 20 0
TEMP (24H TREND) 66 (+6) 82 (-1) 59 77
RH % (24H TREND) 100 (+5) 79 (+7) 100 53
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.36 0.00 0.00
PRECIP DURATION 1 6 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 830 1380
MIXING HGT(FT-AGL/MSL) 2730 4530
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 27300 40770
CATEGORY DAY 3 3
INVERSION 7PM 70F/10AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 15 GEN POOR 5 VERY POOR 37 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 5 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 10 9 9 8
MAX LVORI LATE 10 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-170815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 40 0
CHANCE OF THUNDER (%) 30 30 20 0
TEMP (24H TREND) 65 (+7) 80 (-2) 59 76
RH % (24H TREND) 100 (+9) 81 (+9) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.42 0.01 0.00
PRECIP DURATION 1 7 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 820 1430
MIXING HGT(FT-AGL/MSL) 2690 4700
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 26900 42300
CATEGORY DAY 3 3
INVERSION 7PM 70F/10AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 17 GEN POOR 6 VERY POOR 40 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 10 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-170815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 70 40 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 67 (+4) 83 (-2) 63 78
RH % (24H TREND) 100 (+5) 76 (+6) 100 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.07 0.01 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1000 1320
MIXING HGT(FT-AGL/MSL) 3270 4320
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 32700 38880
CATEGORY DAY 3 3
INVERSION 7PM 73F/10AM 7PM 64F/8AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 5 VERY POOR 35 FAIR
MAX ADI LATE 3 VERY POOR 26 FAIR 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 10 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-170815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 40 0
CHANCE OF THUNDER (%) 30 30 30 0
TEMP (24H TREND) 68 (+6) 84 (-3) 65 79
RH % (24H TREND) 100 (+6) 76 (+8) 99 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR N 6
PRECIP AMOUNT 0.02 0.11 0.01 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1070 1380
MIXING HGT(FT-AGL/MSL) 3510 4530
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 38610 40770
CATEGORY DAY 3 3
INVERSION 7PM 74F/10AM 7PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 5 VERY POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 5 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-170815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 40 0
CHANCE OF THUNDER (%) 30 30 20 0
TEMP (24H TREND) 66 (+6) 84 (-1) 61 78
RH % (24H TREND) 100 (+5) 81 (+9) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.02 0.22 0.01 0.00
PRECIP DURATION 1 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 900 1370
MIXING HGT(FT-AGL/MSL) 2950 4490
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 29500 40410
CATEGORY DAY 3 3
INVERSION 6PM 72F/10AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 6 VERY POOR 35 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-170815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 40 0
CHANCE OF THUNDER (%) 40 40 40 0
TEMP (24H TREND) 68 (+5) 83 (-3) 65 78
RH % (24H TREND) 100 (+9) 76 (+9) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR N 6
PRECIP AMOUNT 0.02 0.16 0.02 0.00
PRECIP DURATION 1 6 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1140 1330
MIXING HGT(FT-AGL/MSL) 3750 4360
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 41250 39240
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 6PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 5 VERY POOR 23 FAIR
MAX ADI LATE 4 VERY POOR 22 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-170815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 60 0
CHANCE OF THUNDER (%) 20 40 40 0
TEMP (24H TREND) 67 (+5) 84 (-3) 66 78
RH % (24H TREND) 100 (+10) 75 (+11) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.01 0.16 0.04 0.00
PRECIP DURATION 1 5 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1000 1290
MIXING HGT(FT-AGL/MSL) 3270 4240
TRANSPORT WND (MPH) W 10 N 10
VENT RATE (KT-FT) 29430 38160
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 6PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 17 GEN POOR 6 VERY POOR 24 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-170815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 90 50 0
CHANCE OF THUNDER (%) 30 40 30 0
TEMP (24H TREND) 67 (+6) 84 (-3) 65 78
RH % (24H TREND) 100 (+6) 77 (+11) 100 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 7 LGT/VAR N 7
PRECIP AMOUNT 0.03 0.22 0.04 0.00
PRECIP DURATION 1 8 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 950 1340
MIXING HGT(FT-AGL/MSL) 3120 4390
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 31200 39510
CATEGORY DAY 3 3
INVERSION 6PM 74F/10AM 6PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 15 GEN POOR 5 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 24 FAIR 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 9 9 10 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-170815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 90 60 0
CHANCE OF THUNDER (%) 20 30 30 0
TEMP (24H TREND) 66 (+5) 84 (-1) 64 78
RH % (24H TREND) 100 (+10) 72 (+10) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR N 5
PRECIP AMOUNT 0.02 0.22 0.11 0.00
PRECIP DURATION 1 8 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 810 1230
MIXING HGT(FT-AGL/MSL) 2670 4050
TRANSPORT WND (MPH) W 14 N 12
VENT RATE (KT-FT) 32040 40500
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 6PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 18 GEN POOR 7 POOR 24 FAIR
MAX ADI LATE 4 VERY POOR 24 FAIR 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 8 9 9 9
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-170815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 80 60 0
CHANCE OF THUNDER (%) 20 40 40 0
TEMP (24H TREND) 67 (+5) 84 (-3) 66 78
RH % (24H TREND) 100 (+14) 75 (+12) 100 63
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.01 0.23 0.07 0.00
PRECIP DURATION 1 8 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 850 1300
MIXING HGT(FT-AGL/MSL) 2800 4280
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 30800 38520
CATEGORY DAY 3 3
INVERSION 6PM 75F/10AM 6PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 5 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 21 FAIR 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 8 8 9 9
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-170815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 70 0
CHANCE OF THUNDER (%) 20 40 30 0
TEMP (24H TREND) 65 (+5) 83 (-3) 64 77
RH % (24H TREND) 100 (+9) 71 (+10) 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 0.02 0.26 0.11 0.00
PRECIP DURATION 1 8 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 850 1130
MIXING HGT(FT-AGL/MSL) 2790 3690
TRANSPORT WND (MPH) W 14 N 12
VENT RATE (KT-FT) 33480 36900
CATEGORY DAY 3 3
INVERSION 7PM 73F/10AM 6PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 19 GEN POOR 5 VERY POOR 27 FAIR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 8 9 9 9
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-170815-
INDIANA-
INCLUDING THE CITY OF INDIANA
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 90 50 0
CHANCE OF THUNDER (%) 30 30 30 0
TEMP (24H TREND) 66 (+6) 83 (-1) 61 78
RH % (24H TREND) 100 (+10) 80 (+11) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR N 5
PRECIP AMOUNT 0.02 0.20 0.02 0.00
PRECIP DURATION 1 7 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 830 1390
MIXING HGT(FT-AGL/MSL) 2730 4560
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 30030 41040
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 6PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 7 POOR 35 FAIR
MAX ADI LATE 3 VERY POOR 25 FAIR 4 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-170815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 90 60 0
CHANCE OF THUNDER (%) 30 30 30 0
TEMP (24H TREND) 66 (+6) 82 (-2) 63 77
RH % (24H TREND) 100 (+13) 78 (+12) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR N 5
PRECIP AMOUNT 0.01 0.14 0.04 0.00
PRECIP DURATION 1 8 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 790 1330
MIXING HGT(FT-AGL/MSL) 2610 4380
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 28710 39420
CATEGORY DAY 3 3
INVERSION 6PM 72F/10AM 6PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 17 GEN POOR 7 POOR 26 FAIR
MAX ADI LATE 3 VERY POOR 26 FAIR 4 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-170815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 40 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 68 (+5) 83 (-2) 64 77
RH % (24H TREND) 100 (+4) 76 (+6) 100 55
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.09 0.02 0.00
PRECIP DURATION 3 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1090 1320
MIXING HGT(FT-AGL/MSL) 3590 4340
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 39490 39060
CATEGORY DAY 3 3
INVERSION 7PM 74F/10AM 7PM 66F/5AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 16 GEN POOR 5 VERY POOR 34 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 4 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 10 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-170815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 70 30 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 69 (+5) 84 (-3) 65 78
RH % (24H TREND) 100 (+10) 74 (+8) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.13 0.02 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1180 1310
MIXING HGT(FT-AGL/MSL) 3880 4280
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 42680 38520
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 15 GEN POOR 5 VERY POOR 32 FAIR
MAX ADI LATE 3 VERY POOR 20 GEN POOR 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 9 9 9 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-170815-
OHIO-
INCLUDING THE CITY OF WHEELING
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 70 30 0
CHANCE OF THUNDER (%) 40 30 30 0
TEMP (24H TREND) 68 (+5) 84 (-2) 66 78
RH % (24H TREND) 100 (+8) 74 (+7) 100 59
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR N 5
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.03 0.13 0.02 0.00
PRECIP DURATION 2 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1180 1290
MIXING HGT(FT-AGL/MSL) 3860 4220
TRANSPORT WND (MPH) W 13 N 9
VENT RATE (KT-FT) 42460 33760
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 5 VERY POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 21 FAIR 4 VERY POOR 51 GEN GOOD
MAX LVORI EARLY 10 9 10 8
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-170815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 70 40 0
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 69 (+4) 85 (-2) 67 80
RH % (24H TREND) 100 (+10) 75 (+8) 100 64
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.02 0.12 0.02 0.00
PRECIP DURATION 1 6 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1080 1290
MIXING HGT(FT-AGL/MSL) 3530 4230
TRANSPORT WND (MPH) W 10 N 10
VENT RATE (KT-FT) 31770 38070
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 69F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 14 GEN POOR 5 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 10 9 10 9
MAX LVORI LATE 10 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-170815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 70 50 0
CHANCE OF THUNDER (%) 20 40 40 0
TEMP (24H TREND) 68 (+4) 85 (-2) 67 78
RH % (24H TREND) 100 (+10) 76 (+9) 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 0.00 0.09 0.02 0.00
PRECIP DURATION 1 6 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 910 1320
MIXING HGT(FT-AGL/MSL) 2980 4320
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (KT-FT) 29800 38880
CATEGORY DAY 3 3
INVERSION 7PM 75F/10AM 7PM 69F/9AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 15 GEN POOR 4 VERY POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 26 FAIR 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 10 9 10 9
MAX LVORI LATE 10 3 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-170815-
MARION-
INCLUDING THE CITY OF FAIRMONT
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS NONE
CHANCE PRECIP (%) 0 80 70 0
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 67 (+6) 83 (-3) 66 78
RH % (24H TREND) 100 (+5) 77 (+11) 100 69
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.00 0.17 0.04 0.00
PRECIP DURATION 6 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 910 1280
MIXING HGT(FT-AGL/MSL) 2990 4210
TRANSPORT WND (MPH) W 12 N 12
VENT RATE (KT-FT) 29900 42100
CATEGORY DAY 3 3
INVERSION 7PM 74F/10AM 6PM 68F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 5 VERY POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 25 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 10 9 10 9
MAX LVORI LATE 10 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-170815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 80 70 0
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 67 (+5) 83 (-3) 66 78
RH % (24H TREND) 100 (+11) 77 (+12) 100 66
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR N 5
PRECIP AMOUNT 0.00 0.27 0.05 0.00
PRECIP DURATION 1 7 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 890 1250
MIXING HGT(FT-AGL/MSL) 2910 4110
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 32010 36990
CATEGORY DAY 3 3
INVERSION 6PM 75F/10AM 6PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 17 GEN POOR 5 VERY POOR 24 FAIR
MAX ADI LATE 3 VERY POOR 22 FAIR 3 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 9 9 9 9
MAX LVORI LATE 10 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-170815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 80 70 0
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 65 (+4) 82 (-2) 64 76
RH % (24H TREND) 99 (+8) 77 (+13) 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 0.00 0.29 0.08 0.00
PRECIP DURATION 1 7 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 870 1120
MIXING HGT(FT-AGL/MSL) 2850 3660
TRANSPORT WND (MPH) W 13 N 12
VENT RATE (KT-FT) 31350 36600
CATEGORY DAY 3 3
INVERSION 7PM 73F/10AM 6PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 4 VERY POOR 24 FAIR
MAX ADI LATE 4 VERY POOR 21 FAIR 3 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 8 7 9 9
MAX LVORI LATE 8 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-170815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 80 70 0
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 65 (+5) 83 (-3) 65 78
RH % (24H TREND) 99 (+3) 74 (+12) 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 0.00 0.27 0.08 0.00
PRECIP DURATION 0 6 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 870 1120
MIXING HGT(FT-AGL/MSL) 2860 3690
TRANSPORT WND (MPH) W 12 N 12
VENT RATE (KT-FT) 28600 36900
CATEGORY DAY 3 3
INVERSION 7PM 74F/10AM 6PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 18 GEN POOR 5 VERY POOR 25 FAIR
MAX ADI LATE 3 VERY POOR 23 FAIR 4 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 8 7 9 9
MAX LVORI LATE 8 3 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-170815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 70 20
CHANCE OF THUNDER (%) 0 40 30 0
TEMP (24H TREND) 65 (+5) 81 (-2) 64 76
RH % (24H TREND) 98 (+4) 76 (+10) 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 0.00 0.23 0.06 0.00
PRECIP DURATION 5 5 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1000 1160
MIXING HGT(FT-AGL/MSL) 3300 3800
TRANSPORT WND (MPH) W 14 N 10
VENT RATE (KT-FT) 39600 34200
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 6PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 21 FAIR 5 VERY POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 25 FAIR 4 VERY POOR 45 GEN GOOD
MAX LVORI EARLY 9 7 9 9
MAX LVORI LATE 9 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-170815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 90 80 20
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 66 (+5) 83 (-2) 65 78
RH % (24H TREND) 96 (+2) 71 (+9) 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 0.00 0.24 0.09 0.01
PRECIP DURATION 4 8 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 970 1120
MIXING HGT(FT-AGL/MSL) 3190 3680
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (KT-FT) 35090 33120
CATEGORY DAY 3 3
INVERSION 7PM 73F/10AM 7PM 69F/10AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 27 FAIR 4 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 27 FAIR 4 VERY POOR 36 FAIR
MAX LVORI EARLY 8 6 9 9
MAX LVORI LATE 7 3 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-170815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1207 PM EDT WED SEP 16 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 30
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 60 (+4) 79 (-2) 60 75
RH % (24H TREND) 99 (+8) 74 (+10) 100 76
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.23 0.04 0.00
PRECIP DURATION 3 4 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1050 1100
MIXING HGT(FT-AGL/MSL) 3440 3610
TRANSPORT WND (MPH) NW 15 N 12
VENT RATE (KT-FT) 44720 36100
CATEGORY DAY 3 3
INVERSION 7PM 72F/10AM 7PM 66F/10AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 33 FAIR 9 POOR 20 GEN POOR
MAX ADI LATE 4 VERY POOR 35 FAIR 5 VERY POOR 33 FAIR
MAX LVORI EARLY 7 6 9 9
MAX LVORI LATE 7 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. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
WEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO 15 MPH.
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