531
FNUS51 KPBZ 180408
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1208 AM EDT SAT JUL 18 2026
DISCUSSION
THE PROBABILITY OF LINGERING CANADIAN WILDFIRE SMOKE ACROSS THE
REGION WILL DECREASE BETWEEN 8AM TO 12PM TODAY (FROM WEST TO
EAST) WITH ENHANCED SOUTHWEST FLOW AHEAD OF A PASSING COLD FRONT.
EXPECTED ISOLATED SHOWERS AND STORMS THIS MORNING INTO EARLY
AFTERNOON. A PASSING COLD FRONT THIS EVENING IS EXPECTED TO RETURN
DAMAGING WIND WITH THE FORMATION OF A SQUALL LINE.
DRY AND QUIETER WEATHER RETURNS SUNDAY IN THE WAKE OF THE FRONT;
WINDS WILL GENERAL PREVAIL FROM THE NORTH. MINRH VALUES ON SUNDAY
WILL RANGE FROM LOW-60S TO UPPER-40S.
FORECASTER: HEFFERAN
OHZ039-182015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 86 (-1) 65 (-3) 80
RH % (24H TREND) 72 (+24) 100 (+4) 53
WIND 20FT/EARLY(MPH) SW 7 W 7 G17 N 5
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.22 0.21 0.00
PRECIP DURATION 4 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1090 1760
MIXING HGT(FT-AGL/MSL)3590 5770
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 61030 46160
CATEGORY DAY 4 3
INVERSION 73F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 39 FAIR 26 FAIR 41 GEN GOOD
MAX ADI LATE 66 GOOD 7 POOR 70 GOOD
MAX LVORI EARLY 6 7 7
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-182015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (+1) 63 (-4) 79
RH % (24H TREND) 73 (+21) 100 (+5) 52
WIND 20FT/EARLY(MPH) SW 8 G17 W 8 G17 N 5
WIND 20FT/LATE(MPH) W 11 G18 N 5 N 5
PRECIP AMOUNT 0.24 0.23 0.00
PRECIP DURATION 4 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1050 1710
MIXING HGT(FT-AGL/MSL)3440 5610
TRANSPORT WND (MPH) W 20 N 10
VENT RATE (KT-FT) 58480 50490
CATEGORY DAY 4 4
INVERSION 72F/8AM 8PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 35 FAIR 27 FAIR 47 GEN GOOD
MAX ADI LATE 57 GEN GOOD 8 POOR 64 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-182015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 90 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 85 (+3) 62 (-4) 79
RH % (24H TREND) 73 (+20) 99 (+3) 50
WIND 20FT/EARLY(MPH) SW 8 G17 W 8 G17 N 5
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.35 0.27 0.00
PRECIP DURATION 3 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1050 1670
MIXING HGT(FT-AGL/MSL)3450 5470
TRANSPORT WND (MPH) W 21 N 12
VENT RATE (KT-FT) 62100 54700
CATEGORY DAY 4 4
INVERSION 72F/8AM 9PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 27 FAIR 48 GEN GOOD
MAX ADI LATE 56 GEN GOOD 8 POOR 71 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-182015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 86 (-1) 64 (-5) 80
RH % (24H TREND) 74 (+26) 100 (+1) 55
WIND 20FT/EARLY(MPH) SW 6 W 6 LGT/VAR
WIND 20FT/LATE(MPH) W 9 LGT/VAR N 5
PRECIP AMOUNT 0.22 0.21 0.00
PRECIP DURATION 4 3
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1090 1780
MIXING HGT(FT-AGL/MSL)3560 5830
TRANSPORT WND (MPH) W 17 N 9
VENT RATE (KT-FT) 53400 46640
CATEGORY DAY 4 3
INVERSION 73F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 40 FAIR 26 FAIR 38 FAIR
MAX ADI LATE 65 GOOD 6 VERY POOR 71 GOOD
MAX LVORI EARLY 7 7 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-182015-
HARRISON-
INCLUDING THE CITY OF CADIZ
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (-2) 64 (-3) 80
RH % (24H TREND) 76 (+28) 100 (+4) 53
WIND 20FT/EARLY(MPH) SW 7 G17 W 7 G17 N 5
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.32 0.24 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1010 1790
MIXING HGT(FT-AGL/MSL)3320 5870
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 56440 46960
CATEGORY DAY 4 3
INVERSION 73F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 40 FAIR 25 FAIR 41 GEN GOOD
MAX ADI LATE 51 GEN GOOD 8 POOR 67 GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-182015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (0) 64 (-3) 80
RH % (24H TREND) 75 (+25) 99 (+4) 50
WIND 20FT/EARLY(MPH) SW 7 G17 W 8 G18 N 5
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.37 0.26 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1050 1820
MIXING HGT(FT-AGL/MSL)3440 5980
TRANSPORT WND (MPH) SW 20 N 9
VENT RATE (KT-FT) 58480 47840
CATEGORY DAY 4 3
INVERSION 73F/8AM 8PM 66F/8AM
DISPERSION 4 3
MAX ADI EARLY 45 GEN GOOD 27 FAIR 45 GEN GOOD
MAX ADI LATE 47 GEN GOOD 8 POOR 69 GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-182015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 50 50 0
TEMP (24H TREND) 86 (-3) 66 (-4) 81
RH % (24H TREND) 72 (+23) 99 (+2) 54
WIND 20FT/EARLY(MPH) SW 5 W 6 LGT/VAR
WIND 20FT/LATE(MPH) W 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.14 0.20 0.00
PRECIP DURATION 4 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1070 1760
MIXING HGT(FT-AGL/MSL)3520 5760
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 59840 46080
CATEGORY DAY 4 3
INVERSION 74F/8AM 8PM 68F/8AM
DISPERSION 4 3
MAX ADI EARLY 38 FAIR 25 FAIR 35 FAIR
MAX ADI LATE 65 GOOD 6 VERY POOR 64 GOOD
MAX LVORI EARLY 6 7 7
MAX LVORI LATE 3 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-182015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 86 (-2) 65 (-4) 81
RH % (24H TREND) 76 (+27) 100 (+2) 54
WIND 20FT/EARLY(MPH) SW 6 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.25 0.29 0.00
PRECIP DURATION 5 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1010 1800
MIXING HGT(FT-AGL/MSL)3310 5920
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 52960 47360
CATEGORY DAY 4 3
INVERSION 74F/8AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 39 FAIR 23 FAIR 37 FAIR
MAX ADI LATE 61 GOOD 6 VERY POOR 65 GOOD
MAX LVORI EARLY 6 9 8
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-182015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (-4) 66 (-3) 81
RH % (24H TREND) 77 (+33) 100 (+5) 52
WIND 20FT/EARLY(MPH) SW 7 G17 W 8 G18 N 5
WIND 20FT/LATE(MPH) SW 9 G18 LGT/VAR N 5
PRECIP AMOUNT 0.29 0.32 0.00
PRECIP DURATION 5 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 950 1750
MIXING HGT(FT-AGL/MSL)3110 5740
TRANSPORT WND (MPH) W 20 N 9
VENT RATE (KT-FT) 52870 45920
CATEGORY DAY 4 3
INVERSION 76F/9AM 8PM 68F/8AM
DISPERSION 4 3
MAX ADI EARLY 41 GEN GOOD 23 FAIR 34 FAIR
MAX ADI LATE 54 GEN GOOD 8 POOR 61 GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-182015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 86 (-4) 67 (-3) 82
RH % (24H TREND) 77 (+26) 100 (+2) 55
WIND 20FT/EARLY(MPH) SW 5 W 6 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 LGT/VAR N 5
PRECIP AMOUNT 0.21 0.28 0.00
PRECIP DURATION 4 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 990 1730
MIXING HGT(FT-AGL/MSL)3250 5670
TRANSPORT WND (MPH) W 17 N 9
VENT RATE (KT-FT) 48750 45360
CATEGORY DAY 3 3
INVERSION 76F/9AM 8PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 36 FAIR 22 FAIR 29 FAIR
MAX ADI LATE 57 GEN GOOD 6 VERY POOR 63 GOOD
MAX LVORI EARLY 7 9 8
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-182015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 85 (-5) 67 (-3) 82
RH % (24H TREND) 79 (+29) 100 (+3) 55
WIND 20FT/EARLY(MPH) SW 6 G17 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.26 0.40 0.00
PRECIP DURATION 4 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 990 1610
MIXING HGT(FT-AGL/MSL)3260 5290
TRANSPORT WND (MPH) W 17 N 9
VENT RATE (KT-FT) 48900 42320
CATEGORY DAY 3 3
INVERSION 76F/9AM 8PM 69F/8AM
DISPERSION 3 3
MAX ADI EARLY 39 FAIR 22 FAIR 30 FAIR
MAX ADI LATE 56 GEN GOOD 5 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 6 9 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-182015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 85 (+2) 60 (-5) 77
RH % (24H TREND) 72 (+24) 100 (+3) 51
WIND 20FT/EARLY(MPH) SW 8 W 7 N 5
WIND 20FT/LATE(MPH) SW 11 G18 NW 5 N 7
PRECIP AMOUNT 0.59 0.31 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1000 1440
MIXING HGT(FT-AGL/MSL)3280 4720
TRANSPORT WND (MPH) W 21 NW 13
VENT RATE (KT-FT) 59040 51920
CATEGORY DAY 4 4
INVERSION 71F/8AM 8PM 64F/8AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 19 GEN POOR 47 GEN GOOD
MAX ADI LATE 61 GOOD 8 POOR 69 GOOD
MAX LVORI EARLY 7 7 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-182015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 84 (+3) 59 (-4) 77
RH % (24H TREND) 78 (+29) 100 (+1) 49
WIND 20FT/EARLY(MPH) SW 6 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR N 5
PRECIP AMOUNT 0.64 0.31 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 980 1550
MIXING HGT(FT-AGL/MSL)3220 5090
TRANSPORT WND (MPH) SW 21 NW 12
VENT RATE (KT-FT) 57960 50900
CATEGORY DAY 4 3
INVERSION 68F/8AM 7PM 62F/8AM
DISPERSION 4 3
MAX ADI EARLY 43 GEN GOOD 17 GEN POOR 45 GEN GOOD
MAX ADI LATE 62 GOOD 8 POOR 68 GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-182015-
FOREST-
INCLUDING THE CITY OF TIONESTA
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 100 90 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 83 (-1) 58 (-4) 77
RH % (24H TREND) 76 (+34) 100 (+3) 45
WIND 20FT/EARLY(MPH) LGT/VAR W 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.59 0.33 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 920 1540
MIXING HGT(FT-AGL/MSL)3010 5050
TRANSPORT WND (MPH) SW 18 NW 12
VENT RATE (KT-FT) 48160 50500
CATEGORY DAY 3 3
INVERSION 66F/8AM 7PM 61F/8AM
DISPERSION 3 3
MAX ADI EARLY 43 GEN GOOD 15 GEN POOR 47 GEN GOOD
MAX ADI LATE 61 GOOD 5 VERY POOR 71 GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-182015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 86 (+5) 61 (-4) 79
RH % (24H TREND) 72 (+20) 100 (+3) 51
WIND 20FT/EARLY(MPH) SW 7 W 7 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR N 6
PRECIP AMOUNT 0.51 0.32 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1050 1560
MIXING HGT(FT-AGL/MSL)3430 5120
TRANSPORT WND (MPH) W 21 NW 13
VENT RATE (KT-FT) 61740 56320
CATEGORY DAY 4 4
INVERSION 71F/8AM 8PM 64F/8AM
DISPERSION 4 4
MAX ADI EARLY 48 GEN GOOD 24 FAIR 49 GEN GOOD
MAX ADI LATE 61 GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-182015-
BUTLER-
INCLUDING THE CITY OF BUTLER
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 100 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 85 (+5) 60 (-4) 79
RH % (24H TREND) 78 (+24) 100 (+1) 52
WIND 20FT/EARLY(MPH) SW 6 W 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 LGT/VAR N 5
PRECIP AMOUNT 0.67 0.39 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1100 1650
MIXING HGT(FT-AGL/MSL)3600 5420
TRANSPORT WND (MPH) W 22 NW 12
VENT RATE (KT-FT) 68400 54200
CATEGORY DAY 4 4
INVERSION 73F/9AM 8PM 64F/8AM
DISPERSION 4 4
MAX ADI EARLY 42 GEN GOOD 23 FAIR 45 GEN GOOD
MAX ADI LATE 57 GEN GOOD 8 POOR 74 GOOD
MAX LVORI EARLY 7 8 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-182015-
CLARION-
INCLUDING THE CITY OF CLARION
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 83 (+3) 60 (-3) 78
RH % (24H TREND) 77 (+26) 100 (+2) 47
WIND 20FT/EARLY(MPH) SW 6 W 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR N 5
PRECIP AMOUNT 0.76 0.36 0.00
PRECIP DURATION 6 3
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 1040 1620
MIXING HGT(FT-AGL/MSL)3410 5320
TRANSPORT WND (MPH) W 21 NW 12
VENT RATE (KT-FT) 61380 53200
CATEGORY DAY 4 4
INVERSION 70F/9AM 8PM 63F/8AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 19 GEN POOR 44 GEN GOOD
MAX ADI LATE 65 GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 7 6 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-182015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 100 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 81 (+1) 60 (-2) 77
RH % (24H TREND) 75 (+27) 100 (+4) 46
WIND 20FT/EARLY(MPH) SW 6 G18 W 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G19 LGT/VAR NW 5
PRECIP AMOUNT 0.79 0.42 0.00
PRECIP DURATION 7 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 890 1700
MIXING HGT(FT-AGL/MSL)2930 5570
TRANSPORT WND (MPH) SW 21 NW 12
VENT RATE (KT-FT) 52740 55700
CATEGORY DAY 4 4
INVERSION 69F/9AM 8PM 63F/8AM
DISPERSION 4 4
MAX ADI EARLY 35 FAIR 20 GEN POOR 44 GEN GOOD
MAX ADI LATE 50 GEN GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-182015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 60 90 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 85 (+3) 63 (-4) 80
RH % (24H TREND) 74 (+26) 99 (+4) 51
WIND 20FT/EARLY(MPH) SW 6 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR N 5
PRECIP AMOUNT 0.49 0.34 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1100 1690
MIXING HGT(FT-AGL/MSL)3600 5530
TRANSPORT WND (MPH) W 20 NW 12
VENT RATE (KT-FT) 61200 55300
CATEGORY DAY 4 4
INVERSION 75F/9AM 8PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 50 GEN GOOD 27 FAIR 49 GEN GOOD
MAX ADI LATE 62 GOOD 8 POOR 77 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 3 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-182015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 86 (+3) 65 (-2) 81
RH % (24H TREND) 76 (+31) 100 (+6) 52
WIND 20FT/EARLY(MPH) SW 7 G17 W 9 G19 N 5
WIND 20FT/LATE(MPH) SW 12 G19 LGT/VAR N 6
PRECIP AMOUNT 0.59 0.43 0.00
PRECIP DURATION 6 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1100 1850
MIXING HGT(FT-AGL/MSL)3610 6070
TRANSPORT WND (MPH) W 21 NW 10
VENT RATE (KT-FT) 64980 54630
CATEGORY DAY 4 4
INVERSION 75F/9AM 8PM 67F/8AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 26 FAIR 43 GEN GOOD
MAX ADI LATE 53 GEN GOOD 8 POOR 70 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-182015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 86 (+6) 62 (-2) 81
RH % (24H TREND) 77 (+17) 100 (+2) 50
WIND 20FT/EARLY(MPH) SW 6 W 7 G17 N 5
WIND 20FT/LATE(MPH) SW 9 G18 LGT/VAR N 5
PRECIP AMOUNT 0.80 0.54 0.00
PRECIP DURATION 6 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1030 1810
MIXING HGT(FT-AGL/MSL)3380 5920
TRANSPORT WND (MPH) SW 20 NW 12
VENT RATE (KT-FT) 57460 59200
CATEGORY DAY 4 4
INVERSION 72F/9AM 7PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 23 FAIR 44 GEN GOOD
MAX ADI LATE 53 GEN GOOD 8 POOR 76 GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-182015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 84 (-1) 65 (-2) 80
RH % (24H TREND) 77 (+27) 99 (+6) 53
WIND 20FT/EARLY(MPH) SW 8 G17 W 9 G19 N 5
WIND 20FT/LATE(MPH) SW 11 G19 LGT/VAR N 5
PRECIP AMOUNT 0.40 0.37 0.00
PRECIP DURATION 5 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 980 1830
MIXING HGT(FT-AGL/MSL)3210 5990
TRANSPORT WND (MPH) SW 20 N 9
VENT RATE (KT-FT) 54570 47920
CATEGORY DAY 4 3
INVERSION 76F/9AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 40 FAIR 26 FAIR 36 FAIR
MAX ADI LATE 48 GEN GOOD 8 POOR 64 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-182015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 83 (-4) 66 (-2) 80
RH % (24H TREND) 80 (+31) 100 (+5) 57
WIND 20FT/EARLY(MPH) SW 7 G17 SW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR N 5
PRECIP AMOUNT 0.33 0.39 0.00
PRECIP DURATION 6 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 950 1670
MIXING HGT(FT-AGL/MSL)3100 5490
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 49600 43920
CATEGORY DAY 3 3
INVERSION 73F/8AM 8PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 49 GEN GOOD 25 FAIR 28 FAIR
MAX ADI LATE 56 GEN GOOD 8 POOR 49 GEN GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-182015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 85 (+3) 65 (0) 81
RH % (24H TREND) 77 (+26) 100 (+5) 53
WIND 20FT/EARLY(MPH) SW 8 G18 SW 9 G19 N 5
WIND 20FT/LATE(MPH) SW 12 G20 LGT/VAR N 5
PRECIP AMOUNT 0.59 0.63 0.00
PRECIP DURATION 6 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 1030 1830
MIXING HGT(FT-AGL/MSL)3370 5990
TRANSPORT WND (MPH) SW 21 NW 10
VENT RATE (KT-FT) 60660 53910
CATEGORY DAY 4 4
INVERSION 75F/9AM 8PM 67F/8AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 25 FAIR 30 FAIR
MAX ADI LATE 52 GEN GOOD 8 POOR 69 GOOD
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 4 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-182015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 100 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 84 (+4) 63 (-1) 80
RH % (24H TREND) 74 (+29) 100 (+5) 50
WIND 20FT/EARLY(MPH) SW 7 G19 SW 9 G20 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G20 LGT/VAR NW 5
PRECIP AMOUNT 0.50 0.76 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 970 1700
MIXING HGT(FT-AGL/MSL)3170 5560
TRANSPORT WND (MPH) W 21 NW 12
VENT RATE (KT-FT) 57060 55600
CATEGORY DAY 4 4
INVERSION 73F/9AM 8PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 21 FAIR 28 FAIR
MAX ADI LATE 52 GEN GOOD 10 POOR 72 GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-182015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 100 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 84 (-2) 66 (-1) 80
RH % (24H TREND) 79 (+28) 100 (+7) 55
WIND 20FT/EARLY(MPH) SW 7 G17 SW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G17 LGT/VAR N 5
PRECIP AMOUNT 0.47 0.63 0.00
PRECIP DURATION 7 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 940 1760
MIXING HGT(FT-AGL/MSL)3100 5770
TRANSPORT WND (MPH) SW 20 NW 9
VENT RATE (KT-FT) 52700 46160
CATEGORY DAY 4 3
INVERSION 76F/9AM 7PM 68F/8AM
DISPERSION 4 3
MAX ADI EARLY 38 FAIR 20 GEN POOR 26 FAIR
MAX ADI LATE 47 GEN GOOD 8 POOR 64 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-182015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 90 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 82 (-1) 63 (-2) 79
RH % (24H TREND) 77 (+35) 100 (+4) 54
WIND 20FT/EARLY(MPH) SW 6 G17 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.47 0.65 0.00
PRECIP DURATION 6 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 860 1580
MIXING HGT(FT-AGL/MSL)2810 5190
TRANSPORT WND (MPH) W 17 NW 10
VENT RATE (KT-FT) 42150 46710
CATEGORY DAY 3 3
INVERSION 73F/9AM 7PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 41 GEN GOOD 17 GEN POOR 23 FAIR
MAX ADI LATE 57 GEN GOOD 9 POOR 48 GEN GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-182015-
INDIANA-
INCLUDING THE CITY OF INDIANA
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 84 (+6) 63 (0) 80
RH % (24H TREND) 77 (+17) 100 (+1) 50
WIND 20FT/EARLY(MPH) SW 6 G18 W 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G20 LGT/VAR NW 5
PRECIP AMOUNT 0.64 0.67 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 990 1730
MIXING HGT(FT-AGL/MSL)3250 5680
TRANSPORT WND (MPH) SW 21 NW 12
VENT RATE (KT-FT) 58500 56800
CATEGORY DAY 4 4
INVERSION 72F/9AM 7PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 36 FAIR 20 GEN POOR 39 FAIR
MAX ADI LATE 51 GEN GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 7 6 8
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-182015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 83 (+6) 63 (+1) 79
RH % (24H TREND) 78 (+25) 100 (+3) 51
WIND 20FT/EARLY(MPH) SW 6 G18 W 8 G20 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G20 W 5 NW 5
PRECIP AMOUNT 0.54 0.65 0.00
PRECIP DURATION 6 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 970 1690
MIXING HGT(FT-AGL/MSL)3170 5540
TRANSPORT WND (MPH) W 21 NW 12
VENT RATE (KT-FT) 57060 55400
CATEGORY DAY 4 4
INVERSION 72F/9AM 7PM 65F/8AM
DISPERSION 4 4
MAX ADI EARLY 36 FAIR 20 GEN POOR 37 FAIR
MAX ADI LATE 51 GEN GOOD 8 POOR 70 GOOD
MAX LVORI EARLY 7 6 8
MAX LVORI LATE 4 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-182015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 70 0
TEMP (24H TREND) 85 (+1) 64 (-2) 79
RH % (24H TREND) 74 (+24) 99 (+4) 50
WIND 20FT/EARLY(MPH) SW 7 W 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 LGT/VAR N 5
PRECIP AMOUNT 0.41 0.28 0.00
PRECIP DURATION 5 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1080 1770
MIXING HGT(FT-AGL/MSL)3530 5800
TRANSPORT WND (MPH) SW 21 NW 10
VENT RATE (KT-FT) 63540 52200
CATEGORY DAY 4 4
INVERSION 72F/8AM 9PM 66F/8AM
DISPERSION 4 4
MAX ADI EARLY 51 GEN GOOD 26 FAIR 53 GEN GOOD
MAX ADI LATE 61 GOOD 8 POOR 72 GOOD
MAX LVORI EARLY 6 6 7
MAX LVORI LATE 4 8 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-182015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (0) 65 (-3) 80
RH % (24H TREND) 75 (+27) 99 (+6) 51
WIND 20FT/EARLY(MPH) SW 7 G17 W 8 G18 LGT/VAR
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.42 0.31 0.00
PRECIP DURATION 7 4
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1010 1840
MIXING HGT(FT-AGL/MSL)3320 6050
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 53120 48400
CATEGORY DAY 4 3
INVERSION 74F/8AM 8PM 67F/8AM
DISPERSION 4 3
MAX ADI EARLY 46 GEN GOOD 26 FAIR 39 FAIR
MAX ADI LATE 48 GEN GOOD 8 POOR 68 GOOD
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 3 9 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-182015-
OHIO-
INCLUDING THE CITY OF WHEELING
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 80 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 85 (-1) 66 (-3) 81
RH % (24H TREND) 78 (+31) 100 (+6) 51
WIND 20FT/EARLY(MPH) SW 7 G17 W 8 G18 N 5
WIND 20FT/LATE(MPH) SW 10 G18 LGT/VAR N 5
PRECIP AMOUNT 0.36 0.29 0.00
PRECIP DURATION 5 5
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 990 1800
MIXING HGT(FT-AGL/MSL)3250 5910
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 52000 47280
CATEGORY DAY 3 3
INVERSION 74F/8AM 8PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 47 GEN GOOD 24 FAIR 36 FAIR
MAX ADI LATE 46 GEN GOOD 8 POOR 64 GOOD
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-182015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 80 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 85 (-5) 67 (-3) 82
RH % (24H TREND) 82 (+34) 100 (+6) 55
WIND 20FT/EARLY(MPH) SW 7 G17 W 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.40 0.00
PRECIP DURATION 5 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 960 1780
MIXING HGT(FT-AGL/MSL)3150 5840
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 50400 46720
CATEGORY DAY 3 3
INVERSION 76F/9AM 7PM 68F/8AM
DISPERSION 3 3
MAX ADI EARLY 43 GEN GOOD 23 FAIR 31 FAIR
MAX ADI LATE 59 GEN GOOD 7 POOR 64 GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-182015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 70 90 0
CHANCE OF THUNDER (%) 70 70 0
TEMP (24H TREND) 83 (-5) 67 (-3) 80
RH % (24H TREND) 86 (+30) 100 (+4) 61
WIND 20FT/EARLY(MPH) SW 6 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.31 0.49 0.00
PRECIP DURATION 4 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(M-AGL/MSL) 960 1650
MIXING HGT(FT-AGL/MSL)3160 5400
TRANSPORT WND (MPH) W 17 N 9
VENT RATE (KT-FT) 47400 43200
CATEGORY DAY 3 3
INVERSION 73F/8AM 8PM 69F/8AM
DISPERSION 3 3
MAX ADI EARLY 46 GEN GOOD 22 FAIR 27 FAIR
MAX ADI LATE 58 GEN GOOD 5 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 6 9 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-182015-
MARION-
INCLUDING THE CITY OF FAIRMONT
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 90 0
CHANCE OF THUNDER (%) 70 60 0
TEMP (24H TREND) 82 (-7) 66 (-2) 80
RH % (24H TREND) 84 (+28) 100 (+4) 60
WIND 20FT/EARLY(MPH) SW 6 SW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 LGT/VAR N 5
PRECIP AMOUNT 0.44 0.53 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 1050 1610
MIXING HGT(FT-AGL/MSL)3440 5280
TRANSPORT WND (MPH) W 18 N 9
VENT RATE (KT-FT) 55040 42240
CATEGORY DAY 4 3
INVERSION 73F/8AM 8PM 68F/8AM
DISPERSION 4 3
MAX ADI EARLY 50 GEN GOOD 21 FAIR 28 FAIR
MAX ADI LATE 62 GOOD 6 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 7 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-182015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 80 90 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 83 (-4) 67 (-1) 80
RH % (24H TREND) 83 (+32) 100 (+5) 59
WIND 20FT/EARLY(MPH) SW 6 SW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR N 5
PRECIP AMOUNT 0.44 0.51 0.00
PRECIP DURATION 7 6
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 1000 1600
MIXING HGT(FT-AGL/MSL)3290 5240
TRANSPORT WND (MPH) SW 18 N 9
VENT RATE (KT-FT) 52640 41920
CATEGORY DAY 4 3
INVERSION 73F/8AM 7PM 68F/8AM
DISPERSION 4 3
MAX ADI EARLY 49 GEN GOOD 20 GEN POOR 28 FAIR
MAX ADI LATE 60 GEN GOOD 7 POOR 57 GEN GOOD
MAX LVORI EARLY 6 7 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-182015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 90 0
CHANCE OF THUNDER (%) 60 60 0
TEMP (24H TREND) 80 (-5) 64 (-2) 78
RH % (24H TREND) 84 (+37) 100 (+5) 59
WIND 20FT/EARLY(MPH) SW 6 G17 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.51 0.58 0.00
PRECIP DURATION 7 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(M-AGL/MSL) 840 1470
MIXING HGT(FT-AGL/MSL)2740 4830
TRANSPORT WND (MPH) W 18 NW 9
VENT RATE (KT-FT) 43840 38640
CATEGORY DAY 3 3
INVERSION 74F/9AM 7PM 66F/7AM
DISPERSION 3 3
MAX ADI EARLY 39 FAIR 16 GEN POOR 22 FAIR
MAX ADI LATE 55 GEN GOOD 8 POOR 54 GEN GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-182015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 90 0
CHANCE OF THUNDER (%) 60 50 0
TEMP (24H TREND) 82 (-4) 65 (-1) 79
RH % (24H TREND) 79 (+32) 100 (+6) 58
WIND 20FT/EARLY(MPH) SW 5 SW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.55 0.59 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 850 1420
MIXING HGT(FT-AGL/MSL)2780 4660
TRANSPORT WND (MPH) SW 18 NW 9
VENT RATE (KT-FT) 44480 37280
CATEGORY DAY 3 3
INVERSION 72F/8AM 7PM 66F/7AM
DISPERSION 3 3
MAX ADI EARLY 39 FAIR 16 GEN POOR 22 FAIR
MAX ADI LATE 53 GEN GOOD 7 POOR 41 GEN GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-182015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE
CHANCE PRECIP (%) 90 90 0
CHANCE OF THUNDER (%) 60 50 0
TEMP (24H TREND) 80 (-5) 64 (-2) 78
RH % (24H TREND) 80 (+26) 100 (+6) 60
WIND 20FT/EARLY(MPH) SW 6 G18 W 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) SW 9 G18 W 6 G17 LGT/VAR
PRECIP AMOUNT 0.51 0.53 0.00
PRECIP DURATION 6 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 780 1380
MIXING HGT(FT-AGL/MSL)2570 4540
TRANSPORT WND (MPH) W 16 NW 10
VENT RATE (KT-FT) 35980 40860
CATEGORY DAY 3 3
INVERSION 71F/8AM 8PM 66F/8AM
DISPERSION 3 3
MAX ADI EARLY 37 FAIR 18 GEN POOR 22 FAIR
MAX ADI LATE 52 GEN GOOD 10 POOR 46 GEN GOOD
MAX LVORI EARLY 6 8 8
MAX LVORI LATE 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-182015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 90 30
CHANCE OF THUNDER (%) 60 50 0
TEMP (24H TREND) 82 (-6) 65 (-3) 80
RH % (24H TREND) 74 (+16) 100 (+10) 58
WIND 20FT/EARLY(MPH) LGT/VAR SW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) W 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.45 0.61 0.02
PRECIP DURATION 5 7 1
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT(M-AGL/MSL) 800 1250
MIXING HGT(FT-AGL/MSL)2640 4100
TRANSPORT WND (MPH) W 17 NW 10
VENT RATE (KT-FT) 39600 36900
CATEGORY DAY 3 3
INVERSION 72F/8AM 8PM 67F/8AM
DISPERSION 3 3
MAX ADI EARLY 33 FAIR 17 GEN POOR 21 FAIR
MAX ADI LATE 49 GEN GOOD 8 POOR 51 GEN GOOD
MAX LVORI EARLY 5 8 8
MAX LVORI LATE 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-182015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1208 AM EDT SAT JUL 18 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 90 30
CHANCE OF THUNDER (%) 50 40 0
TEMP (24H TREND) 79 (-4) 61 (-4) 76
RH % (24H TREND) 76 (+17) 100 (+5) 63
WIND 20FT/EARLY(MPH) SW 6 G22 W 9 G25 LGT/VAR
WIND 20FT/LATE(MPH) W 9 G23 W 7 G25 NW 5
PRECIP AMOUNT 0.22 0.36 0.01
PRECIP DURATION 5 6 1
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT(M-AGL/MSL) 850 1270
MIXING HGT(FT-AGL/MSL)2790 4170
TRANSPORT WND (MPH) W 20 NW 13
VENT RATE (KT-FT) 47430 45870
CATEGORY DAY 3 3
INVERSION 71F/9AM 9PM 64F/8AM
DISPERSION 3 3
MAX ADI EARLY 45 GEN GOOD 26 FAIR 26 FAIR
MAX ADI LATE 54 GEN GOOD 15 GEN POOR 61 GOOD
MAX LVORI EARLY 6 5 8
MAX LVORI LATE 4 8 4
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. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 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.
SOUTH WINDS AROUND 5 MPH.
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