423
FNUS51 KPBZ 161631
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1231 PM EDT SUN AUG 16 2026
DISCUSSION
ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND
EVENING IS FORECAST TO BRING ANOTHER THREAT OF HEAVY RAINFALL AND
LOCALIZED FLOODING. AFTER CONVECTION MOVES OFF THIS EVENING,
SHOWERS MAY LINGER INTO MONDAY BEFORE DRIER WEATHER RETURNS FOR
MONDAY NIGHT AND TUESDAY. GIVEN THE RECENT AND EXPECTED RAIN, FIRE
WEATHER CONCERNS ARE NIL.
OHZ039-170830-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 68 (-1) 80 (-1) 58 79
RH % (24H TREND) 100 (0) 70 (-11) 100 56
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.15 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 11 AM
PRECIP END 12 AM 5 PM
MIXING HGT(M-AGL/MSL) 960 1630
MIXING HGT(FT-AGL/MSL) 3160 5330
TRANSPORT WND (MPH) NW 10 W 9
VENT RATE (KT-FT) 28440 42640
CATEGORY DAY 3 3
INVERSION 8PM 71F/9AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 16 GEN POOR 19 GEN POOR 8 POOR 12 POOR
MAX ADI LATE 7 POOR 40 FAIR 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 8 7 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-170830-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 30 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 68 (-1) 79 (-1) 58 79
RH % (24H TREND) 100 (0) 70 (-12) 100 54
WIND 20FT/EARLY(MPH) W 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.20 0.01 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 3 AM 6 PM
MIXING HGT(M-AGL/MSL) 990 1650
MIXING HGT(FT-AGL/MSL) 3260 5400
TRANSPORT WND (MPH) N 12 W 9
VENT RATE (KT-FT) 32600 43200
CATEGORY DAY 3 3
INVERSION 7PM 71F/9AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 21 FAIR 15 GEN POOR 14 GEN POOR
MAX ADI LATE 8 POOR 39 FAIR 3 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-170830-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 90 20 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 68 (0) 79 (-2) 57 79
RH % (24H TREND) 100 (0) 68 (-11) 100 55
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.23 0.02 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 4 AM 5 PM
MIXING HGT(M-AGL/MSL) 1060 1730
MIXING HGT(FT-AGL/MSL) 3460 5680
TRANSPORT WND (MPH) NW 12 W 9
VENT RATE (KT-FT) 34600 45440
CATEGORY DAY 3 3
INVERSION 7PM 70F/8AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 14 GEN POOR 28 FAIR 8 POOR 16 GEN POOR
MAX ADI LATE 8 POOR 45 GEN GOOD 3 VERY POOR 63 GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 8 4 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-170830-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 40 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 68 (-1) 80 (-1) 57 79
RH % (24H TREND) 100 (0) 72 (-10) 100 58
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.05 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 11 AM
PRECIP END 9 PM 5 PM
MIXING HGT(M-AGL/MSL) 940 1670
MIXING HGT(FT-AGL/MSL) 3090 5490
TRANSPORT WND (MPH) NW 9 W 9
VENT RATE (KT-FT) 24720 43920
CATEGORY DAY 2 3
INVERSION 7PM 71F/9AM 8PM 65F/9AM
DISPERSION 2 3
MAX ADI EARLY 17 GEN POOR 17 GEN POOR 6 VERY POOR 12 POOR
MAX ADI LATE 6 VERY POOR 38 FAIR 3 VERY POOR 61 GOOD
MAX LVORI EARLY 9 8 8 10
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-170830-
HARRISON-
INCLUDING THE CITY OF CADIZ
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 40 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 69 (0) 80 (-1) 58 80
RH % (24H TREND) 100 (0) 71 (-9) 100 54
WIND 20FT/EARLY(MPH) W 6 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.21 0.07 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 1 AM 6 PM
MIXING HGT(M-AGL/MSL) 990 1760
MIXING HGT(FT-AGL/MSL) 3260 5760
TRANSPORT WND (MPH) NW 10 W 8
VENT RATE (KT-FT) 29340 40320
CATEGORY DAY 3 3
INVERSION 8PM 71F/9AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 19 GEN POOR 8 POOR 12 POOR
MAX ADI LATE 7 POOR 34 FAIR 4 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 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.
OHZ050-170830-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 40 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (0) 80 (-1) 58 80
RH % (24H TREND) 100 (0) 70 (-9) 100 52
WIND 20FT/EARLY(MPH) W 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.22 0.06 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 2 AM 6 PM
MIXING HGT(M-AGL/MSL) 1010 1800
MIXING HGT(FT-AGL/MSL) 3310 5920
TRANSPORT WND (MPH) NW 10 W 8
VENT RATE (KT-FT) 29790 41440
CATEGORY DAY 3 3
INVERSION 8PM 71F/8AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 22 FAIR 9 POOR 13 GEN POOR
MAX ADI LATE 7 POOR 36 FAIR 3 VERY POOR 61 GOOD
MAX LVORI EARLY 8 9 6 9
MAX LVORI LATE 8 4 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-170830-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 40 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 68 (-1) 81 (-1) 59 79
RH % (24H TREND) 100 (+1) 73 (-7) 100 59
WIND 20FT/EARLY(MPH) W 5 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.16 0.03 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 11 PM 6 PM
MIXING HGT(M-AGL/MSL) 900 1610
MIXING HGT(FT-AGL/MSL) 2940 5300
TRANSPORT WND (MPH) W 9 W 8
VENT RATE (KT-FT) 23520 37100
CATEGORY DAY 2 3
INVERSION 7PM 72F/9AM 8PM 65F/9AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 19 GEN POOR 7 POOR 7 POOR
MAX ADI LATE 5 VERY POOR 31 FAIR 3 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-170830-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 40 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 68 (-1) 81 (0) 58 80
RH % (24H TREND) 100 (0) 74 (-9) 100 56
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.21 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 11 AM
PRECIP END 10 PM 6 PM
MIXING HGT(M-AGL/MSL) 890 1640
MIXING HGT(FT-AGL/MSL) 2920 5370
TRANSPORT WND (MPH) W 9 W 8
VENT RATE (KT-FT) 23360 37590
CATEGORY DAY 2 3
INVERSION 7PM 72F/9AM 8PM 65F/9AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 16 GEN POOR 7 POOR 9 POOR
MAX ADI LATE 6 VERY POOR 30 FAIR 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-170830-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 50 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (-1) 81 (0) 59 80
RH % (24H TREND) 100 (0) 72 (-11) 100 54
WIND 20FT/EARLY(MPH) W 6 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.27 0.06 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 11 AM
PRECIP END 2 AM 6 PM
MIXING HGT(M-AGL/MSL) 1010 1710
MIXING HGT(FT-AGL/MSL) 3300 5610
TRANSPORT WND (MPH) NW 10 W 8
VENT RATE (KT-FT) 29700 39270
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 20 GEN POOR 7 POOR 12 POOR
MAX ADI LATE 7 POOR 33 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 8 9 9 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-170830-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 50 0 0
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 69 (-1) 81 (-1) 60 80
RH % (24H TREND) 100 (0) 75 (-7) 100 57
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.19 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 11 AM
PRECIP END 12 AM 6 PM
MIXING HGT(M-AGL/MSL) 950 1630
MIXING HGT(FT-AGL/MSL) 3100 5340
TRANSPORT WND (MPH) W 10 W 8
VENT RATE (KT-FT) 27900 37380
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 19 GEN POOR 6 VERY POOR 11 POOR
MAX ADI LATE 5 VERY POOR 31 FAIR 3 VERY POOR 50 GEN GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-170830-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 40 0
CHANCE OF THUNDER (%) 50 30 20 0
TEMP (24H TREND) 70 (-1) 82 (0) 61 81
RH % (24H TREND) 100 (0) 74 (-8) 100 55
WIND 20FT/EARLY(MPH) W 5 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.23 0.06 0.02 0.00
PRECIP DURATION 2 2 0
PRECIP BEGIN 6 PM 11 AM CONTINUING
PRECIP END 2 AM CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 940 1620
MIXING HGT(FT-AGL/MSL) 3100 5320
TRANSPORT WND (MPH) W 9 W 8
VENT RATE (KT-FT) 24800 37240
CATEGORY DAY 2 3
INVERSION 7PM 72F/9AM 8PM 71F/10AM
DISPERSION 2 3
MAX ADI EARLY 9 POOR 19 GEN POOR 6 VERY POOR 12 POOR
MAX ADI LATE 5 VERY POOR 30 FAIR 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-170830-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 69 (+1) 79 (-1) 56 80
RH % (24H TREND) 100 (+4) 65 (-16) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 LGT/VAR W 5
PRECIP AMOUNT 0.21 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT(M-AGL/MSL) 1140 1640
MIXING HGT(FT-AGL/MSL) 3740 5370
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 44880 48330
CATEGORY DAY 3 4
INVERSION 7PM 70F/8AM 8PM 65F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 29 FAIR 8 POOR 25 FAIR
MAX ADI LATE 6 VERY POOR 61 GOOD 3 VERY POOR 62 GOOD
MAX LVORI EARLY 9 8 7 9
MAX LVORI LATE 9 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-170830-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 68 (+2) 78 (-1) 56 78
RH % (24H TREND) 100 (+5) 68 (-17) 100 57
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT(M-AGL/MSL) 1100 1600
MIXING HGT(FT-AGL/MSL) 3600 5240
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 43200 47160
CATEGORY DAY 3 4
INVERSION 7PM 69F/9AM 8PM 63F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 29 FAIR 5 VERY POOR 33 FAIR
MAX ADI LATE 5 VERY POOR 59 GEN GOOD 3 VERY POOR 66 GOOD
MAX LVORI EARLY 9 9 8 9
MAX LVORI LATE 9 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-170830-
FOREST-
INCLUDING THE CITY OF TIONESTA
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 90 0 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 67 (+2) 78 (0) 55 78
RH % (24H TREND) 100 (+7) 63 (-20) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.00 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1050 1640
MIXING HGT(FT-AGL/MSL) 3460 5380
TRANSPORT WND (MPH) NW 13 W 12
VENT RATE (KT-FT) 38060 53800
CATEGORY DAY 3 4
INVERSION 7PM 69F/8AM 8PM 63F/9AM
DISPERSION 3 4
MAX ADI EARLY 5 VERY POOR 28 FAIR 5 VERY POOR 36 FAIR
MAX ADI LATE 4 VERY POOR 55 GEN GOOD 3 VERY POOR 73 GOOD
MAX LVORI EARLY 9 8 8 9
MAX LVORI LATE 9 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-170830-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 20 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (+1) 80 (-1) 56 80
RH % (24H TREND) 100 (+2) 66 (-15) 100 51
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.30 0.01 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 PM 11 AM
PRECIP END 4 AM 5 PM
MIXING HGT(M-AGL/MSL) 1140 1690
MIXING HGT(FT-AGL/MSL) 3740 5550
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 44880 49950
CATEGORY DAY 3 4
INVERSION 7PM 71F/9AM 8PM 65F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 30 FAIR 7 POOR 19 GEN POOR
MAX ADI LATE 6 VERY POOR 57 GEN GOOD 3 VERY POOR 67 GOOD
MAX LVORI EARLY 9 8 8 9
MAX LVORI LATE 9 4 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-170830-
BUTLER-
INCLUDING THE CITY OF BUTLER
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 20 0 0
CHANCE OF THUNDER (%) 60 20 0 0
TEMP (24H TREND) 68 (+1) 80 (0) 56 79
RH % (24H TREND) 100 (+2) 69 (-17) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.47 0.01 0.00 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 5 AM 5 PM
MIXING HGT(M-AGL/MSL) 1090 1670
MIXING HGT(FT-AGL/MSL) 3580 5490
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 42960 49410
CATEGORY DAY 3 4
INVERSION 6PM 70F/8AM 8PM 64F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 31 FAIR 7 POOR 26 FAIR
MAX ADI LATE 6 VERY POOR 58 GEN GOOD 3 VERY POOR 65 GOOD
MAX LVORI EARLY 9 9 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-170830-
CLARION-
INCLUDING THE CITY OF CLARION
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 90 0 0 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 68 (+2) 78 (0) 56 78
RH % (24H TREND) 100 (+4) 66 (-19) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.32 0.00 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 6 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1100 1650
MIXING HGT(FT-AGL/MSL) 3600 5410
TRANSPORT WND (MPH) NW 14 NW 9
VENT RATE (KT-FT) 43200 43280
CATEGORY DAY 3 3
INVERSION 7PM 69F/8AM 8PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 8 POOR 31 FAIR 5 VERY POOR 32 FAIR
MAX ADI LATE 5 VERY POOR 58 GEN GOOD 3 VERY POOR 67 GOOD
MAX LVORI EARLY 9 9 7 9
MAX LVORI LATE 9 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-170830-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 20 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 68 (+2) 78 (+2) 56 77
RH % (24H TREND) 100 (+3) 67 (-18) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.31 0.00 0.00 0.00
PRECIP DURATION 5 1
PRECIP BEGIN 6 PM 10 AM
PRECIP END 6 AM 3 PM
MIXING HGT(M-AGL/MSL) 1080 1700
MIXING HGT(FT-AGL/MSL) 3540 5570
TRANSPORT WND (MPH) NW 15 W 10
VENT RATE (KT-FT) 46020 50130
CATEGORY DAY 3 4
INVERSION 7PM 70F/9AM 8PM 63F/9AM
DISPERSION 3 4
MAX ADI EARLY 8 POOR 28 FAIR 8 POOR 34 FAIR
MAX ADI LATE 5 VERY POOR 61 GOOD 3 VERY POOR 69 GOOD
MAX LVORI EARLY 8 8 6 9
MAX LVORI LATE 9 4 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-170830-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 30 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (0) 80 (0) 58 80
RH % (24H TREND) 100 (+1) 69 (-12) 100 52
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.30 0.01 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 4 AM 5 PM
MIXING HGT(M-AGL/MSL) 1090 1780
MIXING HGT(FT-AGL/MSL) 3580 5850
TRANSPORT WND (MPH) NW 12 W 9
VENT RATE (KT-FT) 35800 46800
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 27 FAIR 8 POOR 16 GEN POOR
MAX ADI LATE 8 POOR 43 GEN GOOD 3 VERY POOR 66 GOOD
MAX LVORI EARLY 8 9 6 9
MAX LVORI LATE 8 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-170830-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 40 0 0
CHANCE OF THUNDER (%) 60 20 0 0
TEMP (24H TREND) 69 (0) 81 (+1) 59 81
RH % (24H TREND) 100 (+2) 71 (-14) 100 52
WIND 20FT/EARLY(MPH) SW 7 W 5 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.03 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 6 AM 6 PM
MIXING HGT(M-AGL/MSL) 1080 1830
MIXING HGT(FT-AGL/MSL) 3540 6000
TRANSPORT WND (MPH) NW 12 W 9
VENT RATE (KT-FT) 35400 48000
CATEGORY DAY 3 3
INVERSION 7PM 71F/8AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 28 FAIR 14 GEN POOR 22 FAIR
MAX ADI LATE 8 POOR 43 GEN GOOD 3 VERY POOR 63 GOOD
MAX LVORI EARLY 7 9 6 9
MAX LVORI LATE 8 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-170830-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 90 30 0 0
CHANCE OF THUNDER (%) 60 20 0 0
TEMP (24H TREND) 68 (+1) 81 (+2) 57 80
RH % (24H TREND) 100 (+2) 70 (-17) 100 56
WIND 20FT/EARLY(MPH) W 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.63 0.00 0.00 0.00
PRECIP DURATION 5 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 6 AM 5 PM
MIXING HGT(M-AGL/MSL) 1100 1680
MIXING HGT(FT-AGL/MSL) 3620 5510
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 43440 49590
CATEGORY DAY 3 4
INVERSION 6PM 71F/9AM 8PM 64F/9AM
DISPERSION 3 4
MAX ADI EARLY 9 POOR 30 FAIR 8 POOR 29 FAIR
MAX ADI LATE 6 VERY POOR 58 GEN GOOD 3 VERY POOR 64 GOOD
MAX LVORI EARLY 9 9 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-170830-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 50 0 0
CHANCE OF THUNDER (%) 60 20 0 0
TEMP (24H TREND) 69 (0) 80 (0) 59 79
RH % (24H TREND) 100 (+1) 73 (-13) 100 54
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.28 0.06 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 6 AM 6 PM
MIXING HGT(M-AGL/MSL) 990 1740
MIXING HGT(FT-AGL/MSL) 3250 5700
TRANSPORT WND (MPH) NW 12 W 8
VENT RATE (KT-FT) 32500 39900
CATEGORY DAY 3 3
INVERSION 7PM 71F/8AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 14 GEN POOR 24 FAIR 14 GEN POOR 16 GEN POOR
MAX ADI LATE 8 POOR 38 FAIR 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 7 8 6 9
MAX LVORI LATE 7 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-170830-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 60 50 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 69 (-1) 80 (0) 60 79
RH % (24H TREND) 100 (+1) 77 (-9) 100 59
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.43 0.09 0.03 0.00
PRECIP DURATION 4 2 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 970 1720
MIXING HGT(FT-AGL/MSL) 3170 5640
TRANSPORT WND (MPH) W 12 NW 8
VENT RATE (KT-FT) 31700 39480
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 25 FAIR 6 VERY POOR 15 GEN POOR
MAX ADI LATE 8 POOR 37 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 7 8 7 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-170830-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 90 50 0 0
CHANCE OF THUNDER (%) 60 30 0 0
TEMP (24H TREND) 69 (0) 81 (+1) 58 80
RH % (24H TREND) 100 (+1) 73 (-13) 100 56
WIND 20FT/EARLY(MPH) SW 8 G17 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 5 NW 8 LGT/VAR NW 5
PRECIP AMOUNT 0.45 0.03 0.00 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1040 1750
MIXING HGT(FT-AGL/MSL) 3430 5750
TRANSPORT WND (MPH) NW 13 NW 9
VENT RATE (KT-FT) 37730 46000
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 12 POOR 27 FAIR 12 POOR 21 FAIR
MAX ADI LATE 8 POOR 41 GEN GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 8 8 9 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-170830-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 60 40 0
CHANCE OF THUNDER (%) 60 30 30 0
TEMP (24H TREND) 67 (0) 81 (+3) 57 79
RH % (24H TREND) 100 (+2) 71 (-13) 100 54
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.59 0.07 0.02 0.00
PRECIP DURATION 7 4 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 900 1510
MIXING HGT(FT-AGL/MSL) 2950 4970
TRANSPORT WND (MPH) NW 14 NW 10
VENT RATE (KT-FT) 35400 44730
CATEGORY DAY 3 3
INVERSION 7PM 70F/9AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 13 GEN POOR 26 FAIR 12 POOR 24 FAIR
MAX ADI LATE 8 POOR 42 GEN GOOD 3 VERY POOR 61 GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-170830-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 70 50 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 69 (0) 81 (+1) 59 79
RH % (24H TREND) 100 (+5) 77 (-5) 100 58
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.47 0.08 0.02 0.00
PRECIP DURATION 6 3 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 970 1660
MIXING HGT(FT-AGL/MSL) 3170 5450
TRANSPORT WND (MPH) NW 12 NW 8
VENT RATE (KT-FT) 31700 38150
CATEGORY DAY 3 3
INVERSION 6PM 72F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 26 FAIR 5 VERY POOR 15 GEN POOR
MAX ADI LATE 7 POOR 37 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 6 8 7 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-170830-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 80 60 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 66 (-1) 80 (+2) 58 78
RH % (24H TREND) 100 (+1) 72 (-10) 100 54
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.58 0.11 0.03 0.00
PRECIP DURATION 9 6 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 840 1460
MIXING HGT(FT-AGL/MSL) 2750 4800
TRANSPORT WND (MPH) NW 13 NW 10
VENT RATE (KT-FT) 30250 43200
CATEGORY DAY 3 3
INVERSION 7PM 70F/9AM 7PM 64F/9AM
DISPERSION 3 3
MAX ADI EARLY 12 POOR 26 FAIR 6 VERY POOR 19 GEN POOR
MAX ADI LATE 8 POOR 39 FAIR 3 VERY POOR 61 GOOD
MAX LVORI EARLY 8 8 9 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-170830-
INDIANA-
INCLUDING THE CITY OF INDIANA
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 40 0 0
CHANCE OF THUNDER (%) 60 30 0 0
TEMP (24H TREND) 68 (+1) 80 (+2) 57 79
RH % (24H TREND) 100 (+4) 72 (-14) 100 58
WIND 20FT/EARLY(MPH) SW 5 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR NW 5
PRECIP AMOUNT 0.63 0.01 0.00 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1080 1650
MIXING HGT(FT-AGL/MSL) 3530 5410
TRANSPORT WND (MPH) NW 15 NW 10
VENT RATE (KT-FT) 45890 48690
CATEGORY DAY 3 4
INVERSION 7PM 71F/9AM 7PM 64F/9AM
DISPERSION 3 4
MAX ADI EARLY 10 POOR 30 FAIR 15 GEN POOR 31 FAIR
MAX ADI LATE 7 POOR 55 GEN GOOD 3 VERY POOR 63 GOOD
MAX LVORI EARLY 9 8 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-170830-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 90 50 0 0
CHANCE OF THUNDER (%) 60 30 0 0
TEMP (24H TREND) 67 (0) 79 (+2) 57 78
RH % (24H TREND) 100 (+4) 73 (-11) 100 58
WIND 20FT/EARLY(MPH) SW 6 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 LGT/VAR NW 5
PRECIP AMOUNT 0.85 0.03 0.00 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1050 1560
MIXING HGT(FT-AGL/MSL) 3450 5130
TRANSPORT WND (MPH) NW 15 NW 10
VENT RATE (KT-FT) 44850 46170
CATEGORY DAY 3 3
INVERSION 7PM 70F/9AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 29 FAIR 15 GEN POOR 30 FAIR
MAX ADI LATE 8 POOR 52 GEN GOOD 3 VERY POOR 61 GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-170830-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 100 50 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (0) 80 (-1) 59 79
RH % (24H TREND) 100 (0) 69 (-13) 99 51
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.23 0.02 0.00 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 4 AM 6 PM
MIXING HGT(M-AGL/MSL) 1020 1780
MIXING HGT(FT-AGL/MSL) 3340 5830
TRANSPORT WND (MPH) NW 12 W 9
VENT RATE (KT-FT) 33400 46640
CATEGORY DAY 3 3
INVERSION 8PM 71F/8AM 8PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 16 GEN POOR 22 FAIR 8 POOR 16 GEN POOR
MAX ADI LATE 7 POOR 42 GEN GOOD 3 VERY POOR 65 GOOD
MAX LVORI EARLY 9 9 6 9
MAX LVORI LATE 9 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-170830-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 80 50 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 69 (-1) 81 (+1) 59 80
RH % (24H TREND) 99 (-1) 71 (-12) 99 51
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.24 0.07 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 2 AM 6 PM
MIXING HGT(M-AGL/MSL) 980 1770
MIXING HGT(FT-AGL/MSL) 3200 5820
TRANSPORT WND (MPH) NW 10 W 8
VENT RATE (KT-FT) 28800 40740
CATEGORY DAY 3 3
INVERSION 7PM 71F/8AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 22 FAIR 7 POOR 13 GEN POOR
MAX ADI LATE 7 POOR 35 FAIR 3 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 7 9 6 9
MAX LVORI LATE 8 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-170830-
OHIO-
INCLUDING THE CITY OF WHEELING
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 70 50 0 0
CHANCE OF THUNDER (%) 50 20 0 0
TEMP (24H TREND) 70 (0) 80 (-1) 59 80
RH % (24H TREND) 100 (0) 74 (-7) 100 55
WIND 20FT/EARLY(MPH) W 7 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.25 0.06 0.00 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 PM 8 AM
PRECIP END 3 AM 6 PM
MIXING HGT(M-AGL/MSL) 1030 1720
MIXING HGT(FT-AGL/MSL) 3370 5640
TRANSPORT WND (MPH) NW 12 W 8
VENT RATE (KT-FT) 33700 39480
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 20 GEN POOR 6 VERY POOR 13 GEN POOR
MAX ADI LATE 7 POOR 38 FAIR 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 9 6 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-170830-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 60 40 0
CHANCE OF THUNDER (%) 50 30 20 0
TEMP (24H TREND) 70 (-1) 82 (+1) 61 81
RH % (24H TREND) 100 (0) 77 (-10) 100 58
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.15 0.04 0.00
PRECIP DURATION 3 2 0
PRECIP BEGIN 6 PM 11 AM CONTINUING
PRECIP END 4 AM CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 960 1730
MIXING HGT(FT-AGL/MSL) 3150 5690
TRANSPORT WND (MPH) W 10 W 8
VENT RATE (KT-FT) 28350 39830
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 22 FAIR 6 VERY POOR 15 GEN POOR
MAX ADI LATE 6 VERY POOR 33 FAIR 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 8 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.
WVZ012-170830-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 60 60 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 69 (-1) 80 (0) 61 79
RH % (24H TREND) 100 (0) 80 (-8) 99 59
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.28 0.10 0.05 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM 11 AM CONTINUING
PRECIP END 4 AM CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 940 1650
MIXING HGT(FT-AGL/MSL) 3080 5430
TRANSPORT WND (MPH) W 10 W 8
VENT RATE (KT-FT) 27720 38010
CATEGORY DAY 3 3
INVERSION 7PM 72F/9AM 8PM 70F/10AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 24 FAIR 6 VERY POOR 11 POOR
MAX ADI LATE 6 VERY POOR 32 FAIR 3 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 8 9 8 9
MAX LVORI LATE 9 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-170830-
MARION-
INCLUDING THE CITY OF FAIRMONT
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 60 70 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 68 (-1) 80 (0) 61 79
RH % (24H TREND) 100 (+1) 79 (-8) 100 61
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.42 0.08 0.06 0.00
PRECIP DURATION 5 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 990 1680
MIXING HGT(FT-AGL/MSL) 3230 5500
TRANSPORT WND (MPH) W 10 NW 9
VENT RATE (KT-FT) 29070 44000
CATEGORY DAY 3 3
INVERSION 6PM 72F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 26 FAIR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 7 POOR 37 FAIR 3 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 8 9 8 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-170830-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 60 60 0
CHANCE OF THUNDER (%) 50 30 30 0
TEMP (24H TREND) 68 (-1) 80 (0) 61 79
RH % (24H TREND) 100 (+1) 78 (-9) 100 59
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.44 0.09 0.05 0.00
PRECIP DURATION 6 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 990 1680
MIXING HGT(FT-AGL/MSL) 3250 5510
TRANSPORT WND (MPH) W 10 NW 8
VENT RATE (KT-FT) 29250 38570
CATEGORY DAY 3 3
INVERSION 6PM 72F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 26 FAIR 5 VERY POOR 15 GEN POOR
MAX ADI LATE 7 POOR 36 FAIR 3 VERY POOR 55 GEN GOOD
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.
WVZ510-170830-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 80 70 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 67 (-1) 78 (+1) 60 76
RH % (24H TREND) 100 (0) 79 (-7) 100 58
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.62 0.10 0.05 0.00
PRECIP DURATION 9 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 900 1490
MIXING HGT(FT-AGL/MSL) 2940 4900
TRANSPORT WND (MPH) W 12 NW 9
VENT RATE (KT-FT) 29400 39200
CATEGORY DAY 3 3
INVERSION 7PM 70F/9AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 24 FAIR 5 VERY POOR 18 GEN POOR
MAX ADI LATE 7 POOR 37 FAIR 3 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 8 8 8 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-170830-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 70 70 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 67 (-1) 79 (0) 60 77
RH % (24H TREND) 100 (0) 75 (-7) 100 56
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.61 0.12 0.07 0.00
PRECIP DURATION 10 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 880 1460
MIXING HGT(FT-AGL/MSL) 2890 4790
TRANSPORT WND (MPH) W 13 W 10
VENT RATE (KT-FT) 31790 43110
CATEGORY DAY 3 3
INVERSION 7PM 71F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 26 FAIR 6 VERY POOR 19 GEN POOR
MAX ADI LATE 8 POOR 38 FAIR 2 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 8 8 9 9
MAX LVORI LATE 9 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-170830-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 80 70 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 66 (-1) 78 (+1) 59 76
RH % (24H TREND) 100 (0) 76 (-10) 100 57
WIND 20FT/EARLY(MPH) W 7 G18 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 5 G17 W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.60 0.12 0.06 0.00
PRECIP DURATION 10 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 800 1420
MIXING HGT(FT-AGL/MSL) 2630 4650
TRANSPORT WND (MPH) W 14 W 12
VENT RATE (KT-FT) 31560 46500
CATEGORY DAY 3 3
INVERSION 7PM 69F/9AM 7PM 64F/9AM
DISPERSION 3 3
MAX ADI EARLY 14 GEN POOR 29 FAIR 7 POOR 23 FAIR
MAX ADI LATE 11 POOR 41 GEN GOOD 2 VERY POOR 65 GOOD
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-170830-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 80 80 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 67 (-1) 80 (+1) 63 78
RH % (24H TREND) 100 (+2) 71 (-8) 100 55
WIND 20FT/EARLY(MPH) W 6 G17 LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.72 0.12 0.06 0.00
PRECIP DURATION 9 5 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 840 1410
MIXING HGT(FT-AGL/MSL) 2760 4620
TRANSPORT WND (MPH) W 14 W 12
VENT RATE (KT-FT) 33120 46200
CATEGORY DAY 3 3
INVERSION 7PM 69F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 10 POOR 28 FAIR 7 POOR 22 FAIR
MAX ADI LATE 8 POOR 41 GEN GOOD 2 VERY POOR 64 GOOD
MAX LVORI EARLY 7 7 10 8
MAX LVORI LATE 8 4 10 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-170830-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1231 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 70 60 0
CHANCE OF THUNDER (%) 70 30 30 0
TEMP (24H TREND) 62 (-1) 76 (+1) 58 75
RH % (24H TREND) 100 (+1) 75 (-9) 100 61
WIND 20FT/EARLY(MPH) W 8 G26 W 6 G23 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) W 7 G26 W 6 G18 LGT/VAR NW 5
PRECIP AMOUNT 0.61 0.09 0.04 0.00
PRECIP DURATION 10 4 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 830 1330
MIXING HGT(FT-AGL/MSL) 2730 4370
TRANSPORT WND (MPH) W 17 W 14
VENT RATE (KT-FT) 40950 52440
CATEGORY DAY 3 3
INVERSION 8PM 66F/8AM 8PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 35 FAIR 10 POOR 30 FAIR
MAX ADI LATE 13 GEN POOR 51 GEN GOOD 4 VERY POOR 69 GOOD
MAX LVORI EARLY 6 7 9 8
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. LIGHT
WINDS.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. NORTH WINDS 5 TO
10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.
CL
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