668
FNUS51 KPBZ 170530
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
130 AM EDT SAT OCT 17 2026
DISCUSSION
SHOWERS WILL END EARLY THIS MORNING, WITH CLEARING SKIES BY THIS
AFTERNOON UNDER BUILDING HIGH PRESSURE. GUSTY NORTH WIND SHOULD
ALSO DIMINISH BY LATE AFTERNOON UNDER THE BUILDING HIGH. DRY
WEATHER IS THEN EXPECTED TO CONTINUE THROUGH MUCH OF THE UPCOMING
WEEK.
OHZ039-172030-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-18) 29 (-16) 60
RH % (24H TREND) 46 (-33) 100 (+1) 36
WIND 20FT/EARLY(MPH) N 10 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1450 940
MIXING HGT(FT-AGL/MSL)4760 3090
TRANSPORT WND (MPH) N 16 S 8
VENT RATE (KT-FT) 66640 21630
CATEGORY DAY 4 2
INVERSION 42F/9AM 7PM 48F/11AM
DISPERSION 4 2
MAX ADI EARLY 86 GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 77 GOOD 2 VERY POOR 29 FAIR
MAX LVORI EARLY 6 5 8
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-172030-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-19) 30 (-14) 60
RH % (24H TREND) 44 (-31) 100 (0) 35
WIND 20FT/EARLY(MPH) N 11 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1390 920
MIXING HGT(FT-AGL/MSL)4570 3000
TRANSPORT WND (MPH) N 17 S 7
VENT RATE (KT-FT) 68550 18000
CATEGORY DAY 4 2
INVERSION 40F/6AM 7PM 49F/11AM
DISPERSION 4 2
MAX ADI EARLY 82 GOOD 5 VERY POOR 12 POOR
MAX ADI LATE 76 GOOD 2 VERY POOR 25 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-172030-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-21) 29 (-15) 59
RH % (24H TREND) 44 (-33) 100 (+2) 36
WIND 20FT/EARLY(MPH) N 11 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1380 850
MIXING HGT(FT-AGL/MSL)4510 2790
TRANSPORT WND (MPH) N 15 SW 7
VENT RATE (KT-FT) 58630 16740
CATEGORY DAY 4 2
INVERSION 39F/6AM 7PM 48F/11AM
DISPERSION 4 2
MAX ADI EARLY 78 GOOD 4 VERY POOR 13 GEN POOR
MAX ADI LATE 76 GOOD 2 VERY POOR 26 FAIR
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-172030-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-17) 29 (-16) 60
RH % (24H TREND) 48 (-34) 100 (0) 36
WIND 20FT/EARLY(MPH) N 9 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 AM
PRECIP END 8 AM
MIXING HGT(M-AGL/MSL) 1470 960
MIXING HGT(FT-AGL/MSL)4840 3130
TRANSPORT WND (MPH) N 15 S 7
VENT RATE (KT-FT) 62920 18780
CATEGORY DAY 4 2
INVERSION 42F/9AM 7PM 48F/11AM
DISPERSION 4 2
MAX ADI EARLY 83 GOOD 4 VERY POOR 11 POOR
MAX ADI LATE 79 GOOD 2 VERY POOR 30 FAIR
MAX LVORI EARLY 6 7 9
MAX LVORI LATE 1 10 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-172030-
HARRISON-
INCLUDING THE CITY OF CADIZ
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-21) 29 (-15) 60
RH % (24H TREND) 44 (-31) 100 (0) 36
WIND 20FT/EARLY(MPH) N 10 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1420 900
MIXING HGT(FT-AGL/MSL)4660 2950
TRANSPORT WND (MPH) N 15 S 7
VENT RATE (KT-FT) 60580 17700
CATEGORY DAY 4 2
INVERSION 39F/8AM 7PM 49F/11AM
DISPERSION 4 2
MAX ADI EARLY 86 GOOD 4 VERY POOR 9 POOR
MAX ADI LATE 76 GOOD 2 VERY POOR 24 FAIR
MAX LVORI EARLY 5 5 7
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-172030-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-21) 30 (-15) 60
RH % (24H TREND) 43 (-30) 100 (+1) 35
WIND 20FT/EARLY(MPH) N 11 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 850
MIXING HGT(FT-AGL/MSL)4600 2800
TRANSPORT WND (MPH) N 15 S 5
VENT RATE (KT-FT) 59800 11200
CATEGORY DAY 4 1
INVERSION 40F/6AM 7PM 43F/10AM
DISPERSION 4 1
MAX ADI EARLY 80 GOOD 5 VERY POOR 10 POOR
MAX ADI LATE 73 GOOD 2 VERY POOR 23 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-172030-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-19) 29 (-17) 61
RH % (24H TREND) 48 (-32) 100 (0) 36
WIND 20FT/EARLY(MPH) N 9 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 AM
PRECIP END 8 AM
MIXING HGT(M-AGL/MSL) 1500 990
MIXING HGT(FT-AGL/MSL)4930 3250
TRANSPORT WND (MPH) N 16 SE 7
VENT RATE (KT-FT) 69020 19500
CATEGORY DAY 4 2
INVERSION 42F/9AM 7PM 49F/11AM
DISPERSION 4 2
MAX ADI EARLY 83 GOOD 4 VERY POOR 10 POOR
MAX ADI LATE 90 GOOD 2 VERY POOR 27 FAIR
MAX LVORI EARLY 6 6 9
MAX LVORI LATE 1 9 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-172030-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-18) 30 (-15) 61
RH % (24H TREND) 44 (-34) 100 (0) 35
WIND 20FT/EARLY(MPH) N 9 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1480 980
MIXING HGT(FT-AGL/MSL)4840 3230
TRANSPORT WND (MPH) N 16 S 6
VENT RATE (KT-FT) 67760 16150
CATEGORY DAY 4 2
INVERSION 42F/9AM 7PM 50F/11AM
DISPERSION 4 2
MAX ADI EARLY 88 GOOD 4 VERY POOR 9 POOR
MAX ADI LATE 81 GOOD 2 VERY POOR 26 FAIR
MAX LVORI EARLY 6 6 8
MAX LVORI LATE 1 8 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-172030-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-20) 30 (-15) 61
RH % (24H TREND) 44 (-31) 100 (0) 33
WIND 20FT/EARLY(MPH) N 10 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1410 970
MIXING HGT(FT-AGL/MSL)4630 3190
TRANSPORT WND (MPH) N 16 SE 7
VENT RATE (KT-FT) 64820 19140
CATEGORY DAY 4 2
INVERSION 40F/8AM 7PM 50F/11AM
DISPERSION 4 2
MAX ADI EARLY 81 GOOD 4 VERY POOR 10 POOR
MAX ADI LATE 74 GOOD 3 VERY POOR 25 FAIR
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-172030-
NOBLE-
INCLUDING THE CITY OF CALDWELL
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-20) 31 (-15) 61
RH % (24H TREND) 45 (-33) 100 (+1) 33
WIND 20FT/EARLY(MPH) N 9 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1460 970
MIXING HGT(FT-AGL/MSL)4770 3200
TRANSPORT WND (MPH) N 16 SE 6
VENT RATE (KT-FT) 66780 16000
CATEGORY DAY 4 2
INVERSION 43F/9AM 7PM 44F/10AM
DISPERSION 4 2
MAX ADI EARLY 86 GOOD 4 VERY POOR 12 POOR
MAX ADI LATE 87 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-172030-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-22) 31 (-16) 62
RH % (24H TREND) 44 (-31) 99 (-1) 32
WIND 20FT/EARLY(MPH) N 8 G22 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1440 990
MIXING HGT(FT-AGL/MSL)4720 3240
TRANSPORT WND (MPH) N 15 SE 7
VENT RATE (KT-FT) 61360 19440
CATEGORY DAY 4 2
INVERSION 43F/9AM 7PM 44F/10AM
DISPERSION 4 2
MAX ADI EARLY 81 GOOD 4 VERY POOR 11 POOR
MAX ADI LATE 85 GOOD 3 VERY POOR 27 FAIR
MAX LVORI EARLY 6 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-172030-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-19) 28 (-15) 60
RH % (24H TREND) 45 (-41) 100 (0) 40
WIND 20FT/EARLY(MPH) N 12 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1330 830
MIXING HGT(FT-AGL/MSL)4370 2710
TRANSPORT WND (MPH) N 15 SW 8
VENT RATE (KT-FT) 56810 18970
CATEGORY DAY 4 2
INVERSION 37F/6AM 6PM 49F/11AM
DISPERSION 4 2
MAX ADI EARLY 59 GEN GOOD 4 VERY POOR 15 GEN POOR
MAX ADI LATE 71 GOOD 3 VERY POOR 30 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-172030-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (-19) 28 (-14) 59
RH % (24H TREND) 45 (-43) 100 (0) 41
WIND 20FT/EARLY(MPH) N 10 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 AM
PRECIP END 8 AM
MIXING HGT(M-AGL/MSL) 1300 930
MIXING HGT(FT-AGL/MSL)4260 3040
TRANSPORT WND (MPH) N 17 SW 8
VENT RATE (KT-FT) 63900 21280
CATEGORY DAY 4 2
INVERSION 36F/8AM 7PM 41F/10AM
DISPERSION 4 2
MAX ADI EARLY 56 GEN GOOD 4 VERY POOR 15 GEN POOR
MAX ADI LATE 74 GOOD 3 VERY POOR 29 FAIR
MAX LVORI EARLY 5 5 7
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-172030-
FOREST-
INCLUDING THE CITY OF TIONESTA
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE FRZ RAIN NONE NONE
CHANCE PRECIP (%) 20 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (-20) 27 (-13) 59
RH % (24H TREND) 40 (-47) 100 (+1) 37
WIND 20FT/EARLY(MPH) N 8 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 6 AM
PRECIP END 8 AM
MIXING HGT(M-AGL/MSL) 1260 980
MIXING HGT(FT-AGL/MSL)4150 3200
TRANSPORT WND (MPH) N 17 SW 8
VENT RATE (KT-FT) 62250 22400
CATEGORY DAY 4 2
INVERSION 35F/8AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 56 GEN GOOD 4 VERY POOR 15 GEN POOR
MAX ADI LATE 89 GOOD 3 VERY POOR 31 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-172030-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-20) 27 (-16) 60
RH % (24H TREND) 44 (-37) 100 (0) 38
WIND 20FT/EARLY(MPH) N 10 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1380 840
MIXING HGT(FT-AGL/MSL)4520 2770
TRANSPORT WND (MPH) N 15 SW 7
VENT RATE (KT-FT) 58760 16620
CATEGORY DAY 4 2
INVERSION 37F/6AM 6PM 49F/11AM
DISPERSION 4 2
MAX ADI EARLY 67 GOOD 4 VERY POOR 13 GEN POOR
MAX ADI LATE 79 GOOD 2 VERY POOR 25 FAIR
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-172030-
BUTLER-
INCLUDING THE CITY OF BUTLER
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-21) 27 (-15) 59
RH % (24H TREND) 46 (-36) 100 (0) 42
WIND 20FT/EARLY(MPH) N 10 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1410 860
MIXING HGT(FT-AGL/MSL)4630 2810
TRANSPORT WND (MPH) N 15 SW 7
VENT RATE (KT-FT) 60190 16860
CATEGORY DAY 4 2
INVERSION 37F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 5 VERY POOR 13 GEN POOR
MAX ADI LATE 75 GOOD 2 VERY POOR 24 FAIR
MAX LVORI EARLY 4 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-172030-
CLARION-
INCLUDING THE CITY OF CLARION
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (-21) 27 (-15) 58
RH % (24H TREND) 43 (-42) 100 (+2) 40
WIND 20FT/EARLY(MPH) N 9 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1340 880
MIXING HGT(FT-AGL/MSL)4390 2900
TRANSPORT WND (MPH) N 16 SW 8
VENT RATE (KT-FT) 61460 20300
CATEGORY DAY 4 2
INVERSION 37F/6AM 6PM 41F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 4 VERY POOR 12 POOR
MAX ADI LATE 80 GOOD 2 VERY POOR 27 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-172030-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (-22) 27 (-14) 58
RH % (24H TREND) 42 (-42) 98 (+2) 40
WIND 20FT/EARLY(MPH) N 10 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1370 900
MIXING HGT(FT-AGL/MSL)4490 2960
TRANSPORT WND (MPH) N 16 W 7
VENT RATE (KT-FT) 62860 17760
CATEGORY DAY 4 2
INVERSION 37F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 65 GOOD 5 VERY POOR 12 POOR
MAX ADI LATE 79 GOOD 2 VERY POOR 26 FAIR
MAX LVORI EARLY 4 3 6
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-172030-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-22) 29 (-16) 59
RH % (24H TREND) 46 (-32) 100 (+1) 37
WIND 20FT/EARLY(MPH) N 10 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1420 860
MIXING HGT(FT-AGL/MSL)4660 2820
TRANSPORT WND (MPH) N 15 S 7
VENT RATE (KT-FT) 60580 16920
CATEGORY DAY 4 2
INVERSION 40F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 5 VERY POOR 12 POOR
MAX ADI LATE 80 GOOD 2 VERY POOR 24 FAIR
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-172030-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-22) 29 (-16) 59
RH % (24H TREND) 48 (-29) 100 (+1) 39
WIND 20FT/EARLY(MPH) N 11 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1470 880
MIXING HGT(FT-AGL/MSL)4820 2890
TRANSPORT WND (MPH) N 15 S 6
VENT RATE (KT-FT) 62660 14450
CATEGORY DAY 4 2
INVERSION 41F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 6 VERY POOR 9 POOR
MAX ADI LATE 68 GOOD 2 VERY POOR 21 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-172030-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-22) 27 (-16) 59
RH % (24H TREND) 46 (-35) 100 (+1) 42
WIND 20FT/EARLY(MPH) N 10 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 900
MIXING HGT(FT-AGL/MSL)4600 2960
TRANSPORT WND (MPH) N 16 SW 7
VENT RATE (KT-FT) 64400 17760
CATEGORY DAY 4 2
INVERSION 39F/6AM 6PM 41F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 4 VERY POOR 11 POOR
MAX ADI LATE 78 GOOD 2 VERY POOR 24 FAIR
MAX LVORI EARLY 5 5 7
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-172030-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-23) 28 (-17) 60
RH % (24H TREND) 46 (-29) 100 (+1) 36
WIND 20FT/EARLY(MPH) N 12 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1450 840
MIXING HGT(FT-AGL/MSL)4760 2750
TRANSPORT WND (MPH) N 16 SE 5
VENT RATE (KT-FT) 66640 11000
CATEGORY DAY 4 1
INVERSION 40F/6AM 7PM 43F/10AM
DISPERSION 4 1
MAX ADI EARLY 59 GEN GOOD 5 VERY POOR 10 POOR
MAX ADI LATE 68 GOOD 3 VERY POOR 19 GEN POOR
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-172030-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-24) 29 (-17) 60
RH % (24H TREND) 49 (-28) 100 (0) 35
WIND 20FT/EARLY(MPH) N 11 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1450 940
MIXING HGT(FT-AGL/MSL)4750 3080
TRANSPORT WND (MPH) N 16 E 8
VENT RATE (KT-FT) 66500 21560
CATEGORY DAY 4 2
INVERSION 41F/6AM 7PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 59 GEN GOOD 5 VERY POOR 10 POOR
MAX ADI LATE 72 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-172030-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-24) 28 (-16) 60
RH % (24H TREND) 48 (-29) 100 (0) 41
WIND 20FT/EARLY(MPH) N 12 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 10 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1450 910
MIXING HGT(FT-AGL/MSL)4750 2980
TRANSPORT WND (MPH) N 15 SW 6
VENT RATE (KT-FT) 61750 14900
CATEGORY DAY 4 2
INVERSION 41F/6AM 6PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 55 GEN GOOD 5 VERY POOR 9 POOR
MAX ADI LATE 66 GOOD 3 VERY POOR 21 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-172030-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (-23) 28 (-15) 58
RH % (24H TREND) 48 (-28) 94 (-6) 37
WIND 20FT/EARLY(MPH) N 10 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1370 1000
MIXING HGT(FT-AGL/MSL)4490 3280
TRANSPORT WND (MPH) N 16 NW 7
VENT RATE (KT-FT) 62860 19680
CATEGORY DAY 4 2
INVERSION 40F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 54 GEN GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 69 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-172030-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-25) 28 (-18) 60
RH % (24H TREND) 50 (-22) 100 (0) 38
WIND 20FT/EARLY(MPH) N 10 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 9 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1470 950
MIXING HGT(FT-AGL/MSL)4820 3100
TRANSPORT WND (MPH) N 16 NE 6
VENT RATE (KT-FT) 67480 15500
CATEGORY DAY 4 2
INVERSION 42F/6AM 6PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 4 VERY POOR 9 POOR
MAX ADI LATE 69 GOOD 3 VERY POOR 27 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-172030-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (-25) 27 (-17) 58
RH % (24H TREND) 49 (-24) 94 (-6) 33
WIND 20FT/EARLY(MPH) N 8 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1290 1030
MIXING HGT(FT-AGL/MSL)4240 3380
TRANSPORT WND (MPH) N 17 NE 6
VENT RATE (KT-FT) 63600 16900
CATEGORY DAY 4 2
INVERSION 39F/6AM 7PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 53 GEN GOOD 5 VERY POOR 15 GEN POOR
MAX ADI LATE 78 GOOD 3 VERY POOR 31 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-172030-
INDIANA-
INCLUDING THE CITY OF INDIANA
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-22) 27 (-16) 59
RH % (24H TREND) 46 (-33) 98 (-2) 40
WIND 20FT/EARLY(MPH) N 10 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 930
MIXING HGT(FT-AGL/MSL)4600 3050
TRANSPORT WND (MPH) N 16 W 6
VENT RATE (KT-FT) 64400 15250
CATEGORY DAY 4 2
INVERSION 38F/7AM 6PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 62 GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 76 GOOD 3 VERY POOR 22 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-172030-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 49 (-23) 28 (-15) 57
RH % (24H TREND) 47 (-29) 93 (-7) 38
WIND 20FT/EARLY(MPH) N 9 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 980
MIXING HGT(FT-AGL/MSL)4600 3230
TRANSPORT WND (MPH) N 17 W 6
VENT RATE (KT-FT) 69000 16150
CATEGORY DAY 4 2
INVERSION 38F/8AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 70 GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 70 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 5 4 5
MAX LVORI LATE 1 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-172030-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-22) 30 (-16) 60
RH % (24H TREND) 44 (-31) 100 (+3) 36
WIND 20FT/EARLY(MPH) N 10 G21 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 860
MIXING HGT(FT-AGL/MSL)4580 2810
TRANSPORT WND (MPH) N 15 S 5
VENT RATE (KT-FT) 59540 11240
CATEGORY DAY 4 1
INVERSION 41F/6AM 7PM 42F/10AM
DISPERSION 4 1
MAX ADI EARLY 75 GOOD 5 VERY POOR 12 POOR
MAX ADI LATE 77 GOOD 2 VERY POOR 24 FAIR
MAX LVORI EARLY 4 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-172030-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-21) 30 (-15) 60
RH % (24H TREND) 44 (-30) 100 (+1) 35
WIND 20FT/EARLY(MPH) N 11 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 850
MIXING HGT(FT-AGL/MSL)4600 2790
TRANSPORT WND (MPH) N 15 S 5
VENT RATE (KT-FT) 59800 11160
CATEGORY DAY 4 1
INVERSION 41F/6AM 7PM 43F/10AM
DISPERSION 4 1
MAX ADI EARLY 77 GOOD 4 VERY POOR 10 POOR
MAX ADI LATE 73 GOOD 2 VERY POOR 19 GEN POOR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-172030-
OHIO-
INCLUDING THE CITY OF WHEELING
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-22) 29 (-16) 61
RH % (24H TREND) 45 (-31) 100 (+1) 35
WIND 20FT/EARLY(MPH) N 11 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1400 920
MIXING HGT(FT-AGL/MSL)4590 3010
TRANSPORT WND (MPH) N 14 SE 6
VENT RATE (KT-FT) 55080 15050
CATEGORY DAY 4 2
INVERSION 40F/8AM 7PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 76 GOOD 4 VERY POOR 10 POOR
MAX ADI LATE 73 GOOD 2 VERY POOR 21 FAIR
MAX LVORI EARLY 5 4 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-172030-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 53 (-21) 30 (-16) 62
RH % (24H TREND) 48 (-30) 98 (-2) 34
WIND 20FT/EARLY(MPH) N 10 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1410 1000
MIXING HGT(FT-AGL/MSL)4620 3290
TRANSPORT WND (MPH) N 17 E 7
VENT RATE (KT-FT) 69300 19740
CATEGORY DAY 4 2
INVERSION 41F/8AM 7PM 44F/10AM
DISPERSION 4 2
MAX ADI EARLY 75 GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 72 GOOD 3 VERY POOR 27 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-172030-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 52 (-22) 31 (-16) 61
RH % (24H TREND) 49 (-31) 95 (-5) 33
WIND 20FT/EARLY(MPH) N 9 G20 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1440 1030
MIXING HGT(FT-AGL/MSL)4720 3370
TRANSPORT WND (MPH) N 17 E 7
VENT RATE (KT-FT) 70800 20220
CATEGORY DAY 4 2
INVERSION 42F/8AM 7PM 44F/10AM
DISPERSION 4 2
MAX ADI EARLY 75 GOOD 5 VERY POOR 11 POOR
MAX ADI LATE 79 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-172030-
MARION-
INCLUDING THE CITY OF FAIRMONT
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-25) 29 (-18) 60
RH % (24H TREND) 51 (-26) 100 (0) 35
WIND 20FT/EARLY(MPH) N 10 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1460 1010
MIXING HGT(FT-AGL/MSL)4800 3300
TRANSPORT WND (MPH) N 20 NE 7
VENT RATE (KT-FT) 81600 19800
CATEGORY DAY 4 2
INVERSION 42F/7AM 7PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 57 GEN GOOD 5 VERY POOR 14 GEN POOR
MAX ADI LATE 73 GOOD 3 VERY POOR 31 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-172030-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 51 (-23) 29 (-18) 59
RH % (24H TREND) 50 (-25) 100 (0) 36
WIND 20FT/EARLY(MPH) N 10 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1470 1010
MIXING HGT(FT-AGL/MSL)4810 3300
TRANSPORT WND (MPH) N 20 NE 7
VENT RATE (KT-FT) 81770 19800
CATEGORY DAY 4 2
INVERSION 42F/7AM 7PM 43F/10AM
DISPERSION 4 2
MAX ADI EARLY 59 GEN GOOD 5 VERY POOR 13 GEN POOR
MAX ADI LATE 73 GOOD 3 VERY POOR 30 FAIR
MAX LVORI EARLY 5 5 6
MAX LVORI LATE 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-172030-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 47 (-25) 28 (-18) 58
RH % (24H TREND) 54 (-21) 93 (-7) 36
WIND 20FT/EARLY(MPH) N 8 G19 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1360 1050
MIXING HGT(FT-AGL/MSL)4460 3460
TRANSPORT WND (MPH) N 17 NE 7
VENT RATE (KT-FT) 66900 20760
CATEGORY DAY 4 2
INVERSION 41F/6AM 7PM 42F/10AM
DISPERSION 4 2
MAX ADI EARLY 54 GEN GOOD 5 VERY POOR 19 GEN POOR
MAX ADI LATE 77 GOOD 3 VERY POOR 32 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-172030-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (-24) 28 (-17) 58
RH % (24H TREND) 50 (-23) 93 (-7) 32
WIND 20FT/EARLY(MPH) N 7 G17 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1340 1100
MIXING HGT(FT-AGL/MSL)4390 3620
TRANSPORT WND (MPH) N 17 E 7
VENT RATE (KT-FT) 65850 21720
CATEGORY DAY 4 2
INVERSION 40F/6AM 7PM 44F/10AM
DISPERSION 4 2
MAX ADI EARLY 50 GEN GOOD 6 VERY POOR 20 GEN POOR
MAX ADI LATE 82 GOOD 3 VERY POOR 37 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 2 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-172030-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 48 (-26) 28 (-17) 57
RH % (24H TREND) 51 (-24) 91 (-9) 31
WIND 20FT/EARLY(MPH) N 8 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(M-AGL/MSL) 1240 1040
MIXING HGT(FT-AGL/MSL)4060 3400
TRANSPORT WND (MPH) N 18 E 8
VENT RATE (KT-FT) 64960 23800
CATEGORY DAY 4 3
INVERSION 41F/6AM 7PM 42F/10AM
DISPERSION 4 3
MAX ADI EARLY 48 GEN GOOD 6 VERY POOR 25 FAIR
MAX ADI LATE 72 GOOD 3 VERY POOR 36 FAIR
MAX LVORI EARLY 4 5 4
MAX LVORI LATE 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-172030-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 50 (-27) 28 (-18) 60
RH % (24H TREND) 49 (-18) 93 (-7) 27
WIND 20FT/EARLY(MPH) N 6 G18 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 11 AM
MIXING HGT(M-AGL/MSL) 1270 1070
MIXING HGT(FT-AGL/MSL)4160 3510
TRANSPORT WND (MPH) N 18 E 8
VENT RATE (KT-FT) 66560 24570
CATEGORY DAY 4 3
INVERSION 42F/6AM 7PM 42F/10AM
DISPERSION 4 3
MAX ADI EARLY 45 GEN GOOD 6 VERY POOR 24 FAIR
MAX ADI LATE 80 GOOD 3 VERY POOR 34 FAIR
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-172030-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
130 AM EDT SAT OCT 17 2026
TODAY TONIGHT SUN
CLOUD COVER PCLDY CLEAR CLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 50 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 45 (-27) 25 (-19) 54
RH % (24H TREND) 57 (-16) 90 (-10) 30
WIND 20FT/EARLY(MPH) N 8 G26 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) N 7 G22 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 11 AM
MIXING HGT(M-AGL/MSL) 1100 930
MIXING HGT(FT-AGL/MSL)3610 3040
TRANSPORT WND (MPH) N 18 E 9
VENT RATE (KT-FT) 57760 24320
CATEGORY DAY 4 2
INVERSION 39F/6AM 7PM 39F/10AM
DISPERSION 4 2
MAX ADI EARLY 45 GEN GOOD 7 POOR 28 FAIR
MAX ADI LATE 79 GOOD 4 VERY POOR 35 FAIR
MAX LVORI EARLY 4 4 3
MAX LVORI LATE 3 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
CLEAR. AREAS OF FROST. LOWS IN THE MID 30S. HIGHS IN
THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER
60S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
60S. NORTHEAST WINDS AROUND 5 MPH.
WM
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