889
FNUS51 KPBZ 171649
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1249 PM EDT FRI JUL 17 2026
DISCUSSION
SMOKE FROM CANADIAN WILDFIRES WILL REMAIN OVERHEAD THROUGH THE
DAY ON FRIDAY KNOCKING A FEW DEGREES OFF OF HIGH TEMPERATURES.
MINRH VALUES WILL DIP INTO THE MID 30% RANGE WITH LIGHT WIND. A
MORE ACTIVE PATTERN RETURNS ON SATURDAY WITH SHOWERS AND
THUNDERSTORMS EXPECTED IN THE AFTERNOON AND EVENING, SOME OF WHICH
COULD BE STRONG TO SEVERE. SOME WILDFIRE SMOKE LIKELY RETURNS ON
SUNDAY BUT WITH LESS CONCENTRATION.
OHZ039-180815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 90 0
CHANCE OF THUNDER (%) 30 50 50 0
TEMP (24H TREND) 70 (+6) 85 (-2) 64 80
RH % (24H TREND) 96 (+1) 70 (+28) 100 51
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.23 0.30 0.00
PRECIP DURATION 1 5 4
PRECIP BEGIN 10 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1040 1740
MIXING HGT(FT-AGL/MSL) 3400 5720
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 54400 45760
CATEGORY DAY 4 3
INVERSION 8PM 73F/8AM 8PM 65F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 46 GEN GOOD 24 FAIR 31 FAIR
MAX ADI LATE 6 VERY POOR 61 GOOD 5 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 4 6 8 7
MAX LVORI LATE 6 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-180815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 70 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 69 (+6) 84 (-3) 62 79
RH % (24H TREND) 94 (-4) 71 (+32) 100 50
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G17 W 7 G18 N 5
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR N 5
PRECIP AMOUNT 0.05 0.30 0.36 0.00
PRECIP DURATION 1 4 4
PRECIP BEGIN 12 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1060 1690
MIXING HGT(FT-AGL/MSL) 3470 5540
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 58990 44320
CATEGORY DAY 4 3
INVERSION 8PM 72F/8AM 8PM 65F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 38 FAIR 25 FAIR 30 FAIR
MAX ADI LATE 6 VERY POOR 66 GOOD 7 POOR 59 GEN GOOD
MAX LVORI EARLY 3 6 7 7
MAX LVORI LATE 5 3 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-180815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 70 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 67 (+6) 84 (-2) 61 78
RH % (24H TREND) 94 (-3) 71 (+32) 99 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G17 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR N 5
PRECIP AMOUNT 0.06 0.38 0.34 0.00
PRECIP DURATION 1 4 4
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1070 1600
MIXING HGT(FT-AGL/MSL) 3510 5240
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 59670 41920
CATEGORY DAY 4 3
INVERSION 8PM 71F/8AM 8PM 64F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 26 FAIR 34 FAIR
MAX ADI LATE 7 POOR 67 GOOD 7 POOR 62 GOOD
MAX LVORI EARLY 3 6 6 8
MAX LVORI LATE 5 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-180815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 80 80 0
CHANCE OF THUNDER (%) 30 50 50 0
TEMP (24H TREND) 70 (+6) 86 (-2) 63 80
RH % (24H TREND) 97 (+3) 69 (+23) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.15 0.17 0.00
PRECIP DURATION 2 4 4
PRECIP BEGIN 8 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1050 1740
MIXING HGT(FT-AGL/MSL) 3440 5700
TRANSPORT WND (MPH) W 17 N 9
VENT RATE (KT-FT) 51600 45600
CATEGORY DAY 4 3
INVERSION 8PM 73F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 47 GEN GOOD 24 FAIR 33 FAIR
MAX ADI LATE 5 VERY POOR 68 GOOD 6 VERY POOR 61 GOOD
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 8 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-180815-
HARRISON-
INCLUDING THE CITY OF CADIZ
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 69 (+5) 85 (-2) 63 80
RH % (24H TREND) 94 (-5) 73 (+33) 100 51
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.26 0.49 0.00
PRECIP DURATION 1 5 5
PRECIP BEGIN 11 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 960 1740
MIXING HGT(FT-AGL/MSL) 3170 5710
TRANSPORT WND (MPH) W 17 N 8
VENT RATE (KT-FT) 47550 39970
CATEGORY DAY 3 3
INVERSION 8PM 73F/8AM 8PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 43 GEN GOOD 19 GEN POOR 31 FAIR
MAX ADI LATE 5 VERY POOR 57 GEN GOOD 6 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 3 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-180815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 100 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 69 (+6) 84 (-3) 63 80
RH % (24H TREND) 94 (-5) 72 (+33) 99 48
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.33 0.51 0.00
PRECIP DURATION 1 6 5
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1090 1630
MIXING HGT(FT-AGL/MSL) 3560 5350
TRANSPORT WND (MPH) W 18 N 8
VENT RATE (KT-FT) 56960 37450
CATEGORY DAY 4 3
INVERSION 8PM 73F/8AM 8PM 65F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 20 GEN POOR 34 FAIR
MAX ADI LATE 5 VERY POOR 64 GOOD 6 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 3 6 7 8
MAX LVORI LATE 5 3 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-180815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 80 0
CHANCE OF THUNDER (%) 30 50 50 0
TEMP (24H TREND) 71 (+5) 86 (-2) 65 81
RH % (24H TREND) 96 (+1) 69 (+22) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.17 0.24 0.00
PRECIP DURATION 1 5 4
PRECIP BEGIN 8 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1060 1700
MIXING HGT(FT-AGL/MSL) 3470 5570
TRANSPORT WND (MPH) W 17 N 8
VENT RATE (KT-FT) 52050 38990
CATEGORY DAY 4 3
INVERSION 8PM 74F/8AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 24 FAIR 40 FAIR
MAX ADI LATE 4 VERY POOR 68 GOOD 6 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 5 6 7 8
MAX LVORI LATE 7 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-180815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 90 0
CHANCE OF THUNDER (%) 30 50 50 0
TEMP (24H TREND) 71 (+6) 85 (-3) 64 81
RH % (24H TREND) 95 (-2) 73 (+29) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.29 0.39 0.00
PRECIP DURATION 1 5 5
PRECIP BEGIN 9 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1070 1740
MIXING HGT(FT-AGL/MSL) 3490 5710
TRANSPORT WND (MPH) W 17 N 7
VENT RATE (KT-FT) 52350 34260
CATEGORY DAY 4 3
INVERSION 7PM 74F/8AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 40 FAIR 18 GEN POOR 34 FAIR
MAX ADI LATE 4 VERY POOR 62 GOOD 5 VERY POOR 49 GEN GOOD
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-180815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 71 (+6) 85 (-2) 65 81
RH % (24H TREND) 93 (-5) 73 (+31) 100 50
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.32 0.49 0.00
PRECIP DURATION 1 5 6
PRECIP BEGIN 11 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 970 1680
MIXING HGT(FT-AGL/MSL) 3170 5510
TRANSPORT WND (MPH) W 16 N 8
VENT RATE (KT-FT) 44380 38570
CATEGORY DAY 3 3
INVERSION 8PM 74F/8AM 8PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 44 GEN GOOD 18 GEN POOR 33 FAIR
MAX ADI LATE 5 VERY POOR 59 GEN GOOD 6 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-180815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 90 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 71 (+4) 85 (-4) 66 81
RH % (24H TREND) 95 (-2) 75 (+29) 100 53
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.27 0.31 0.00
PRECIP DURATION 1 5 4
PRECIP BEGIN 10 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 950 1740
MIXING HGT(FT-AGL/MSL) 3120 5720
TRANSPORT WND (MPH) W 15 N 7
VENT RATE (KT-FT) 40560 34320
CATEGORY DAY 3 3
INVERSION 7PM 74F/8AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 39 FAIR 13 GEN POOR 33 FAIR
MAX ADI LATE 4 VERY POOR 62 GOOD 5 VERY POOR 48 GEN GOOD
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 7 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-180815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 71 (+4) 84 (-5) 66 81
RH % (24H TREND) 94 (-2) 76 (+32) 100 53
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.35 0.35 0.00
PRECIP DURATION 1 6 4
PRECIP BEGIN 11 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 920 1660
MIXING HGT(FT-AGL/MSL) 3030 5450
TRANSPORT WND (MPH) W 16 N 8
VENT RATE (KT-FT) 42420 38150
CATEGORY DAY 3 3
INVERSION 7PM 74F/8AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 44 GEN GOOD 12 POOR 33 FAIR
MAX ADI LATE 4 VERY POOR 56 GEN GOOD 5 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-180815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 100 0
CHANCE OF THUNDER (%) 20 70 70 0
TEMP (24H TREND) 66 (+5) 84 (0) 60 77
RH % (24H TREND) 98 (+1) 71 (+31) 100 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 W 6 N 5
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G18 LGT/VAR N 6
PRECIP AMOUNT 0.12 0.56 0.27 0.00
PRECIP DURATION 1 5 3
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1050 1470
MIXING HGT(FT-AGL/MSL) 3460 4840
TRANSPORT WND (MPH) SW 21 N 12
VENT RATE (KT-FT) 62280 48400
CATEGORY DAY 4 3
INVERSION 7PM 73F/9AM 8PM 63F/8AM
DISPERSION 4 3
MAX ADI EARLY 4 VERY POOR 48 GEN GOOD 21 FAIR 41 GEN GOOD
MAX ADI LATE 8 POOR 68 GOOD 7 POOR 63 GOOD
MAX LVORI EARLY 3 6 7 8
MAX LVORI LATE 5 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-180815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 100 0
CHANCE OF THUNDER (%) 20 70 70 0
TEMP (24H TREND) 64 (+4) 83 (-1) 59 76
RH % (24H TREND) 99 (+1) 73 (+34) 100 48
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.70 0.28 0.00
PRECIP DURATION 2 8 3
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1050 1540
MIXING HGT(FT-AGL/MSL) 3450 5050
TRANSPORT WND (MPH) SW 18 N 12
VENT RATE (KT-FT) 55200 50500
CATEGORY DAY 4 3
INVERSION 7PM 70F/9AM 8PM 61F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 48 GEN GOOD 20 GEN POOR 45 GEN GOOD
MAX ADI LATE 8 POOR 71 GOOD 8 POOR 68 GOOD
MAX LVORI EARLY 4 7 6 8
MAX LVORI LATE 4 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-180815-
FOREST-
INCLUDING THE CITY OF TIONESTA
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 0 60 60 0
TEMP (24H TREND) 63 (+4) 82 (-1) 58 76
RH % (24H TREND) 96 (-1) 72 (+35) 99 44
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.74 0.33 0.00
PRECIP DURATION 0 8 3
PRECIP BEGIN 4 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 900 1470
MIXING HGT(FT-AGL/MSL) 2950 4820
TRANSPORT WND (MPH) SW 18 NW 12
VENT RATE (KT-FT) 47200 48200
CATEGORY DAY 3 3
INVERSION 7PM 70F/10AM 7PM 60F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 18 GEN POOR 47 GEN GOOD
MAX ADI LATE 5 VERY POOR 62 GOOD 6 VERY POOR 69 GOOD
MAX LVORI EARLY 4 6 6 7
MAX LVORI LATE 4 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-180815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 90 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 67 (+6) 85 (0) 60 78
RH % (24H TREND) 97 (-1) 72 (+33) 100 48
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 W 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G17 LGT/VAR N 5
PRECIP AMOUNT 0.09 0.52 0.28 0.00
PRECIP DURATION 1 7 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1030 1470
MIXING HGT(FT-AGL/MSL) 3380 4820
TRANSPORT WND (MPH) W 20 N 12
VENT RATE (KT-FT) 57460 48200
CATEGORY DAY 4 3
INVERSION 7PM 74F/9AM 8PM 64F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 48 GEN GOOD 25 FAIR 40 FAIR
MAX ADI LATE 6 VERY POOR 66 GOOD 7 POOR 64 GOOD
MAX LVORI EARLY 3 6 8 8
MAX LVORI LATE 5 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-180815-
BUTLER-
INCLUDING THE CITY OF BUTLER
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 90 0
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 66 (+6) 83 (-2) 60 79
RH % (24H TREND) 98 (+1) 75 (+36) 100 51
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.62 0.31 0.00
PRECIP DURATION 1 8 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1080 1570
MIXING HGT(FT-AGL/MSL) 3540 5160
TRANSPORT WND (MPH) SW 20 NW 10
VENT RATE (KT-FT) 60180 46440
CATEGORY DAY 4 3
INVERSION 7PM 72F/9AM 8PM 63F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 43 GEN GOOD 23 FAIR 41 GEN GOOD
MAX ADI LATE 5 VERY POOR 65 GOOD 7 POOR 66 GOOD
MAX LVORI EARLY 3 7 8 8
MAX LVORI LATE 5 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-180815-
CLARION-
INCLUDING THE CITY OF CLARION
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 100 0
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 64 (+5) 82 (-2) 59 77
RH % (24H TREND) 97 (+1) 74 (+37) 100 45
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.75 0.30 0.00
PRECIP DURATION 1 8 3
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 990 1530
MIXING HGT(FT-AGL/MSL) 3260 5030
TRANSPORT WND (MPH) SW 18 NW 9
VENT RATE (KT-FT) 52160 40240
CATEGORY DAY 3 3
INVERSION 7PM 69F/9AM 8PM 62F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 39 FAIR 19 GEN POOR 48 GEN GOOD
MAX ADI LATE 6 VERY POOR 66 GOOD 7 POOR 68 GOOD
MAX LVORI EARLY 3 6 6 8
MAX LVORI LATE 4 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-180815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 100 0
CHANCE OF THUNDER (%) 0 60 60 0
TEMP (24H TREND) 63 (+3) 80 (-2) 60 76
RH % (24H TREND) 95 (-2) 72 (+35) 99 45
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G17 W 6 G20 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G20 LGT/VAR NW 5
PRECIP AMOUNT 0.03 0.70 0.31 0.00
PRECIP DURATION 1 8 3
PRECIP BEGIN 3 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 940 1560
MIXING HGT(FT-AGL/MSL) 3080 5120
TRANSPORT WND (MPH) SW 20 NW 10
VENT RATE (KT-FT) 52360 46080
CATEGORY DAY 4 3
INVERSION 7PM 69F/9AM 8PM 62F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 36 FAIR 21 FAIR 49 GEN GOOD
MAX ADI LATE 5 VERY POOR 65 GOOD 8 POOR 66 GOOD
MAX LVORI EARLY 3 6 6 6
MAX LVORI LATE 4 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-180815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 100 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 68 (+5) 84 (-2) 62 79
RH % (24H TREND) 94 (+1) 72 (+34) 99 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.13 0.53 0.41 0.00
PRECIP DURATION 2 8 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1060 1540
MIXING HGT(FT-AGL/MSL) 3490 5060
TRANSPORT WND (MPH) SW 18 N 9
VENT RATE (KT-FT) 55840 40480
CATEGORY DAY 4 3
INVERSION 8PM 74F/9AM 8PM 65F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 50 GEN GOOD 24 FAIR 35 FAIR
MAX ADI LATE 5 VERY POOR 68 GOOD 6 VERY POOR 63 GOOD
MAX LVORI EARLY 3 5 6 7
MAX LVORI LATE 5 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-180815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 69 (+5) 84 (-3) 64 80
RH % (24H TREND) 92 (-1) 72 (+33) 100 50
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G18 W 7 G18 N 5
WIND 20FT/LATE(MPH) LGT/VAR SW 10 G19 LGT/VAR N 5
PRECIP AMOUNT 0.14 0.55 0.40 0.00
PRECIP DURATION 1 9 5
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1110 1720
MIXING HGT(FT-AGL/MSL) 3650 5640
TRANSPORT WND (MPH) SW 20 N 9
VENT RATE (KT-FT) 62050 45120
CATEGORY DAY 4 3
INVERSION 8PM 72F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 41 GEN GOOD 22 FAIR 36 FAIR
MAX ADI LATE 5 VERY POOR 62 GOOD 6 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 3 5 6 7
MAX LVORI LATE 4 3 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-180815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 80 100 0
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 65 (+5) 84 (-1) 61 81
RH % (24H TREND) 96 (-3) 74 (+35) 100 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.08 0.75 0.38 0.00
PRECIP DURATION 1 9 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1040 1650
MIXING HGT(FT-AGL/MSL) 3420 5400
TRANSPORT WND (MPH) SW 20 NW 10
VENT RATE (KT-FT) 58140 48600
CATEGORY DAY 4 4
INVERSION 7PM 72F/9AM 8PM 64F/8AM
DISPERSION 4 4
MAX ADI EARLY 3 VERY POOR 41 GEN GOOD 20 GEN POOR 46 GEN GOOD
MAX ADI LATE 4 VERY POOR 64 GOOD 7 POOR 67 GOOD
MAX LVORI EARLY 4 6 7 8
MAX LVORI LATE 5 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-180815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 69 (+5) 83 (-3) 64 79
RH % (24H TREND) 92 (-1) 75 (+34) 99 51
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G17 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 10 G19 LGT/VAR N 5
PRECIP AMOUNT 0.04 0.39 0.50 0.00
PRECIP DURATION 1 8 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 1010 1710
MIXING HGT(FT-AGL/MSL) 3310 5620
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 52960 44960
CATEGORY DAY 4 3
INVERSION 8PM 73F/8AM 7PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 38 FAIR 19 GEN POOR 32 FAIR
MAX ADI LATE 5 VERY POOR 61 GOOD 6 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 3 5 6 8
MAX LVORI LATE 5 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-180815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 69 (+4) 83 (-3) 66 80
RH % (24H TREND) 94 (+1) 77 (+32) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.37 0.50 0.00
PRECIP DURATION 1 7 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 960 1690
MIXING HGT(FT-AGL/MSL) 3150 5560
TRANSPORT WND (MPH) SW 17 N 8
VENT RATE (KT-FT) 47250 38920
CATEGORY DAY 3 3
INVERSION 7PM 73F/8AM 8PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 48 GEN GOOD 18 GEN POOR 31 FAIR
MAX ADI LATE 5 VERY POOR 63 GOOD 5 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 3 5 8 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-180815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 90 0
CHANCE OF THUNDER (%) 20 70 70 0
TEMP (24H TREND) 67 (+5) 84 (-1) 64 80
RH % (24H TREND) 92 (-6) 74 (+32) 100 51
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G18 W 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 10 G20 LGT/VAR NW 5
PRECIP AMOUNT 0.10 0.67 0.47 0.00
PRECIP DURATION 1 10 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 940 1700
MIXING HGT(FT-AGL/MSL) 3100 5580
TRANSPORT WND (MPH) W 18 NW 9
VENT RATE (KT-FT) 49600 44640
CATEGORY DAY 3 3
INVERSION 7PM 75F/9AM 8PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 36 FAIR 19 GEN POOR 32 FAIR
MAX ADI LATE 5 VERY POOR 58 GEN GOOD 7 POOR 58 GEN GOOD
MAX LVORI EARLY 3 5 7 9
MAX LVORI LATE 5 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-180815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 100 0
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 66 (+4) 83 (0) 63 80
RH % (24H TREND) 93 (-4) 73 (+33) 100 48
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G19 W 7 G20 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.78 0.50 0.00
PRECIP DURATION 1 9 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 870 1530
MIXING HGT(FT-AGL/MSL) 2860 5010
TRANSPORT WND (MPH) W 20 NW 9
VENT RATE (KT-FT) 48620 40080
CATEGORY DAY 3 3
INVERSION 7PM 73F/9AM 8PM 64F/7AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 39 FAIR 21 FAIR 34 FAIR
MAX ADI LATE 5 VERY POOR 59 GEN GOOD 8 POOR 58 GEN GOOD
MAX LVORI EARLY 3 5 6 8
MAX LVORI LATE 5 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-180815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 80 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 68 (+4) 83 (-2) 65 80
RH % (24H TREND) 91 (-4) 75 (+32) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.50 0.65 0.00
PRECIP DURATION 1 8 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 930 1690
MIXING HGT(FT-AGL/MSL) 3050 5550
TRANSPORT WND (MPH) SW 17 N 8
VENT RATE (KT-FT) 45750 38850
CATEGORY DAY 3 3
INVERSION 7PM 76F/9AM 7PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 35 FAIR 15 GEN POOR 28 FAIR
MAX ADI LATE 5 VERY POOR 55 GEN GOOD 6 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 3 5 6 9
MAX LVORI LATE 5 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-180815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 90 100 0
CHANCE OF THUNDER (%) 20 70 70 0
TEMP (24H TREND) 66 (+5) 82 (-1) 62 78
RH % (24H TREND) 94 (+1) 75 (+34) 100 52
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G17 W 5 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.51 0.65 0.00
PRECIP DURATION 1 9 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 910 1450
MIXING HGT(FT-AGL/MSL) 2990 4770
TRANSPORT WND (MPH) W 17 NW 9
VENT RATE (KT-FT) 44850 38160
CATEGORY DAY 3 3
INVERSION 7PM 70F/8AM 7PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 16 GEN POOR 28 FAIR
MAX ADI LATE 4 VERY POOR 62 GOOD 7 POOR 51 GEN GOOD
MAX LVORI EARLY 4 6 8 8
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-180815-
INDIANA-
INCLUDING THE CITY OF INDIANA
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 65 (+4) 83 (-1) 62 79
RH % (24H TREND) 95 (-1) 73 (+33) 99 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G18 W 7 G20 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G20 LGT/VAR NW 5
PRECIP AMOUNT 0.06 0.91 0.43 0.00
PRECIP DURATION 1 10 4
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 960 1620
MIXING HGT(FT-AGL/MSL) 3160 5300
TRANSPORT WND (MPH) SW 18 NW 10
VENT RATE (KT-FT) 50560 47700
CATEGORY DAY 3 4
INVERSION 7PM 71F/9AM 8PM 64F/8AM
DISPERSION 3 4
MAX ADI EARLY 2 VERY POOR 37 FAIR 20 GEN POOR 48 GEN GOOD
MAX ADI LATE 5 VERY POOR 62 GOOD 7 POOR 63 GOOD
MAX LVORI EARLY 3 5 6 8
MAX LVORI LATE 5 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-180815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 0 60 60 0
TEMP (24H TREND) 65 (+4) 82 (-1) 62 79
RH % (24H TREND) 93 (-5) 72 (+32) 100 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G19 W 7 G21 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G21 LGT/VAR NW 5
PRECIP AMOUNT 0.06 0.97 0.47 0.00
PRECIP DURATION 1 11 5
PRECIP BEGIN 3 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 930 1500
MIXING HGT(FT-AGL/MSL) 3060 4930
TRANSPORT WND (MPH) SW 20 NW 9
VENT RATE (KT-FT) 52020 39440
CATEGORY DAY 4 3
INVERSION 7PM 71F/9AM 8PM 64F/8AM
DISPERSION 4 3
MAX ADI EARLY 2 VERY POOR 38 FAIR 20 GEN POOR 43 GEN GOOD
MAX ADI LATE 5 VERY POOR 63 GOOD 8 POOR 59 GEN GOOD
MAX LVORI EARLY 3 6 6 8
MAX LVORI LATE 4 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-180815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 80 100 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 69 (+6) 84 (-3) 63 79
RH % (24H TREND) 93 (-3) 73 (+34) 98 48
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 W 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.41 0.52 0.00
PRECIP DURATION 1 5 5
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1080 1570
MIXING HGT(FT-AGL/MSL) 3540 5150
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 56640 41200
CATEGORY DAY 4 3
INVERSION 8PM 72F/8AM 8PM 65F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 50 GEN GOOD 24 FAIR 35 FAIR
MAX ADI LATE 5 VERY POOR 74 GOOD 6 VERY POOR 57 GEN GOOD
MAX LVORI EARLY 3 5 6 7
MAX LVORI LATE 5 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-180815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 100 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 70 (+6) 84 (-3) 64 80
RH % (24H TREND) 90 (-3) 72 (+34) 99 49
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.35 0.61 0.00
PRECIP DURATION 1 7 6
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1020 1630
MIXING HGT(FT-AGL/MSL) 3360 5350
TRANSPORT WND (MPH) W 18 N 8
VENT RATE (KT-FT) 53760 37450
CATEGORY DAY 4 3
INVERSION 8PM 74F/8AM 7PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 42 GEN GOOD 18 GEN POOR 35 FAIR
MAX ADI LATE 5 VERY POOR 61 GOOD 5 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 3 5 6 7
MAX LVORI LATE 5 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-180815-
OHIO-
INCLUDING THE CITY OF WHEELING
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 50 90 90 0
CHANCE OF THUNDER (%) 30 60 60 0
TEMP (24H TREND) 71 (+6) 84 (-3) 65 80
RH % (24H TREND) 92 (+2) 75 (+36) 100 50
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.30 0.54 0.00
PRECIP DURATION 1 7 6
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 1030 1730
MIXING HGT(FT-AGL/MSL) 3380 5680
TRANSPORT WND (MPH) W 18 N 8
VENT RATE (KT-FT) 54080 39760
CATEGORY DAY 4 3
INVERSION 7PM 74F/8AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 3 VERY POOR 44 GEN GOOD 15 GEN POOR 30 FAIR
MAX ADI LATE 5 VERY POOR 62 GOOD 6 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 3 5 8 8
MAX LVORI LATE 5 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-180815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 40 90 90 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 71 (+5) 84 (-3) 66 81
RH % (24H TREND) 94 (+3) 77 (+33) 100 54
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 G17 W 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.31 0.47 0.00
PRECIP DURATION 1 6 5
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 950 1750
MIXING HGT(FT-AGL/MSL) 3130 5750
TRANSPORT WND (MPH) W 17 N 8
VENT RATE (KT-FT) 46950 40250
CATEGORY DAY 3 3
INVERSION 7PM 74F/8AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 44 GEN GOOD 15 GEN POOR 29 FAIR
MAX ADI LATE 5 VERY POOR 57 GEN GOOD 5 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 3 6 8 9
MAX LVORI LATE 5 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-180815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 70 90 0
CHANCE OF THUNDER (%) 20 70 70 0
TEMP (24H TREND) 71 (+4) 82 (-6) 67 80
RH % (24H TREND) 96 (0) 80 (+34) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.35 0.41 0.00
PRECIP DURATION 1 4 5
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 950 1690
MIXING HGT(FT-AGL/MSL) 3130 5550
TRANSPORT WND (MPH) W 16 N 7
VENT RATE (KT-FT) 43820 33300
CATEGORY DAY 3 3
INVERSION 7PM 73F/8AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 47 GEN GOOD 15 GEN POOR 29 FAIR
MAX ADI LATE 4 VERY POOR 61 GOOD 5 VERY POOR 46 GEN GOOD
MAX LVORI EARLY 4 6 9 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-180815-
MARION-
INCLUDING THE CITY OF FAIRMONT
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 60 90 0
CHANCE OF THUNDER (%) 20 60 70 0
TEMP (24H TREND) 69 (+3) 82 (-6) 66 79
RH % (24H TREND) 96 (+1) 78 (+33) 100 60
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.40 0.66 0.00
PRECIP DURATION 1 4 7
PRECIP BEGIN 1 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 980 1660
MIXING HGT(FT-AGL/MSL) 3200 5450
TRANSPORT WND (MPH) SW 17 N 8
VENT RATE (KT-FT) 48000 38150
CATEGORY DAY 3 3
INVERSION 7PM 73F/8AM 8PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 2 VERY POOR 48 GEN GOOD 16 GEN POOR 29 FAIR
MAX ADI LATE 4 VERY POOR 67 GOOD 5 VERY POOR 52 GEN GOOD
MAX LVORI EARLY 4 6 9 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-180815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS NONE
CHANCE PRECIP (%) 30 70 100 0
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 69 (+4) 82 (-5) 66 79
RH % (24H TREND) 94 (-1) 78 (+34) 100 59
WIND 20FT/EARLY(MPH) LGT/VAR SW 6 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.44 0.63 0.00
PRECIP DURATION 1 5 6
PRECIP BEGIN 2 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 970 1640
MIXING HGT(FT-AGL/MSL) 3180 5390
TRANSPORT WND (MPH) W 16 N 7
VENT RATE (KT-FT) 44520 32340
CATEGORY DAY 3 3
INVERSION 7PM 73F/8AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 48 GEN GOOD 16 GEN POOR 28 FAIR
MAX ADI LATE 5 VERY POOR 64 GOOD 5 VERY POOR 44 GEN GOOD
MAX LVORI EARLY 4 6 7 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-180815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 70 100 40
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 67 (+4) 81 (-3) 64 78
RH % (24H TREND) 95 (+2) 80 (+37) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 W 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.47 0.78 0.03
PRECIP DURATION 1 6 7 0
PRECIP BEGIN 2 AM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 950 1440
MIXING HGT(FT-AGL/MSL) 3110 4720
TRANSPORT WND (MPH) W 16 N 7
VENT RATE (KT-FT) 43540 28320
CATEGORY DAY 3 3
INVERSION 7PM 74F/9AM 7PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 41 GEN GOOD 15 GEN POOR 25 FAIR
MAX ADI LATE 5 VERY POOR 57 GEN GOOD 6 VERY POOR 40 FAIR
MAX LVORI EARLY 4 6 8 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-180815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 70 90 50
CHANCE OF THUNDER (%) 30 70 70 0
TEMP (24H TREND) 67 (+3) 81 (-4) 64 78
RH % (24H TREND) 94 (-5) 76 (+33) 100 56
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR SW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.41 0.84 0.03
PRECIP DURATION 1 6 7 0
PRECIP BEGIN 2 AM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 930 1320
MIXING HGT(FT-AGL/MSL) 3050 4330
TRANSPORT WND (MPH) W 16 NW 8
VENT RATE (KT-FT) 42700 30310
CATEGORY DAY 3 3
INVERSION 7PM 74F/9AM 7PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 40 FAIR 19 GEN POOR 24 FAIR
MAX ADI LATE 4 VERY POOR 59 GEN GOOD 6 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 5 6 8 9
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-180815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 70 90 50
CHANCE OF THUNDER (%) 30 60 70 0
TEMP (24H TREND) 67 (+3) 80 (-3) 64 77
RH % (24H TREND) 95 (-3) 77 (+31) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G17 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.34 0.81 0.04
PRECIP DURATION 1 6 7 0
PRECIP BEGIN 2 AM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 880 1310
MIXING HGT(FT-AGL/MSL) 2880 4290
TRANSPORT WND (MPH) W 18 NW 9
VENT RATE (KT-FT) 46080 34320
CATEGORY DAY 3 3
INVERSION 7PM 70F/8AM 8PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 39 FAIR 22 FAIR 24 FAIR
MAX ADI LATE 5 VERY POOR 64 GOOD 9 POOR 47 GEN GOOD
MAX LVORI EARLY 5 6 8 8
MAX LVORI LATE 6 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-180815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 20 70 100 60
CHANCE OF THUNDER (%) 20 60 60 0
TEMP (24H TREND) 69 (+3) 82 (-3) 65 79
RH % (24H TREND) 92 (-5) 73 (+27) 100 58
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR W 5 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 6 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.31 0.91 0.05
PRECIP DURATION 0 6 7 1
PRECIP BEGIN 4 AM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 900 1200
MIXING HGT(FT-AGL/MSL) 2940 3950
TRANSPORT WND (MPH) W 17 NW 8
VENT RATE (KT-FT) 44100 27650
CATEGORY DAY 3 3
INVERSION 7PM 73F/9AM 8PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 3 VERY POOR 38 FAIR 19 GEN POOR 22 FAIR
MAX ADI LATE 4 VERY POOR 60 GEN GOOD 6 VERY POOR 40 FAIR
MAX LVORI EARLY 5 5 8 8
MAX LVORI LATE 6 3 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-180815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1249 PM EDT FRI JUL 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 90 50
CHANCE OF THUNDER (%) 0 60 60 0
TEMP (24H TREND) 64 (+1) 79 (-2) 61 76
RH % (24H TREND) 94 (-5) 73 (+24) 100 61
WIND 20FT/EARLY(MPH) LGT/VAR SW 5 G22 W 8 G25 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR W 8 G23 W 6 G24 LGT/VAR
PRECIP AMOUNT 0.00 0.13 0.62 0.03
PRECIP DURATION 4 6 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 850 1340
MIXING HGT(FT-AGL/MSL) 2790 4390
TRANSPORT WND (MPH) W 20 NW 9
VENT RATE (KT-FT) 47430 35120
CATEGORY DAY 3 3
INVERSION 8PM 69F/8AM 9PM 64F/8AM
DISPERSION 3 3
MAX ADI EARLY 4 VERY POOR 49 GEN GOOD 24 FAIR 29 FAIR
MAX ADI LATE 6 VERY POOR 67 GOOD 11 POOR 48 GEN GOOD
MAX LVORI EARLY 5 6 6 8
MAX LVORI LATE 6 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. LIGHT WINDS.
TUESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE UPPER 70S. WEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
NORTHWEST WINDS AROUND 5 MPH.
MLB
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