679
FNUS51 KPBZ 220428
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1228 AM EDT TUE SEP 22 2026
DISCUSSION
THE UNSETTLED PATTERN AND ROUNDS OF SHOWERS AND STORMS CONTINUES
THROUGH MID-WEEK ATOP A SATURATED GROUND. WIND WILL REMAIN OUT OF
THE EAST AROUND 10 MPH GUSTING TO 20 MPH AT TIMES TUESDAY AND
WEDNESDAY BEFORE RELAXING A BIT ON THURSDAY.
OHZ039-222015-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 60
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 65 (+4) 53 (-2) 63
RH % (24H TREND) 88 (-4) 99 (-1) 70
WIND 20FT/EARLY(MPH) NE 8 E 11 G21 E 11 G19
WIND 20FT/LATE(MPH) E 9 G18 E 10 G20 E 10 G19
PRECIP AMOUNT 0.00 0.14 0.32
PRECIP DURATION 1 4 3
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 590 840
MIXING HGT(FT-AGL/MSL)1940 2770
TRANSPORT WND (MPH) E 18 E 14
VENT RATE (KT-FT) 31040 33240
CATEGORY DAY 3 3
INVERSION 56F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 20 GEN POOR 30 FAIR
MAX ADI LATE 33 FAIR 16 GEN POOR 32 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 5 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-222015-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+2) 52 (-3) 62
RH % (24H TREND) 90 (+4) 98 (-2) 69
WIND 20FT/EARLY(MPH) NE 10 E 13 G22 E 12 G21
WIND 20FT/LATE(MPH) E 11 G20 E 12 G21 E 11 G20
PRECIP AMOUNT 0.00 0.11 0.20
PRECIP DURATION 2 5 2
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 560 930
MIXING HGT(FT-AGL/MSL)1850 3050
TRANSPORT WND (MPH) E 20 E 16
VENT RATE (KT-FT) 31450 42700
CATEGORY DAY 3 3
INVERSION 56F/8AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 22 FAIR 34 FAIR
MAX ADI LATE 36 FAIR 18 GEN POOR 40 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-222015-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+1) 52 (-3) 61
RH % (24H TREND) 91 (+11) 98 (-2) 65
WIND 20FT/EARLY(MPH) NE 10 G18 E 12 G23 E 11 G21
WIND 20FT/LATE(MPH) E 11 G20 E 10 G21 E 10 G19
PRECIP AMOUNT 0.01 0.09 0.19
PRECIP DURATION 2 4 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 520 930
MIXING HGT(FT-AGL/MSL)1720 3060
TRANSPORT WND (MPH) E 20 E 15
VENT RATE (KT-FT) 29240 39780
CATEGORY DAY 3 3
INVERSION 56F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 29 FAIR 22 FAIR 34 FAIR
MAX ADI LATE 34 FAIR 18 GEN POOR 39 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-222015-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 60 60
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 64 (+2) 53 (-2) 62
RH % (24H TREND) 90 (-5) 100 (0) 78
WIND 20FT/EARLY(MPH) NE 7 NE 9 G19 E 9 G17
WIND 20FT/LATE(MPH) NE 8 E 8 G17 E 8 G17
PRECIP AMOUNT 0.00 0.10 0.28
PRECIP DURATION 1 4 4
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 560 680
MIXING HGT(FT-AGL/MSL)1830 2250
TRANSPORT WND (MPH) E 15 E 15
VENT RATE (KT-FT) 23790 29250
CATEGORY DAY 2 3
INVERSION 55F/7AM 8PM 56F/9AM
DISPERSION 2 3
MAX ADI EARLY 20 GEN POOR 16 GEN POOR 30 FAIR
MAX ADI LATE 27 FAIR 14 GEN POOR 31 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 5 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-222015-
HARRISON-
INCLUDING THE CITY OF CADIZ
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 60
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 65 (+3) 52 (-4) 63
RH % (24H TREND) 88 (-5) 100 (0) 72
WIND 20FT/EARLY(MPH) NE 8 E 12 G22 E 11 G21
WIND 20FT/LATE(MPH) E 9 G19 E 11 G21 E 10 G20
PRECIP AMOUNT 0.00 0.24 0.29
PRECIP DURATION 1 4 3
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 600 870
MIXING HGT(FT-AGL/MSL)1960 2850
TRANSPORT WND (MPH) E 18 E 15
VENT RATE (KT-FT) 31360 37050
CATEGORY DAY 3 3
INVERSION 58F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 21 FAIR 34 FAIR
MAX ADI LATE 35 FAIR 15 GEN POOR 37 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-222015-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 65 (+2) 52 (-4) 62
RH % (24H TREND) 86 (-2) 98 (-2) 67
WIND 20FT/EARLY(MPH) NE 8 G17 E 12 G22 E 11 G20
WIND 20FT/LATE(MPH) E 10 G20 E 11 G21 E 10 G19
PRECIP AMOUNT 0.01 0.16 0.19
PRECIP DURATION 2 5 3
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 560 950
MIXING HGT(FT-AGL/MSL)1850 3120
TRANSPORT WND (MPH) E 20 E 15
VENT RATE (KT-FT) 31450 40560
CATEGORY DAY 3 3
INVERSION 58F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 21 FAIR 36 FAIR
MAX ADI LATE 34 FAIR 14 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-222015-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 70 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 66 (+1) 54 (-3) 63
RH % (24H TREND) 89 (-5) 100 (0) 83
WIND 20FT/EARLY(MPH) NE 5 NE 7 G17 E 8
WIND 20FT/LATE(MPH) NE 6 E 7 E 8
PRECIP AMOUNT 0.00 0.08 0.29
PRECIP DURATION 0 4 6
PRECIP BEGIN 4 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 660
MIXING HGT(FT-AGL/MSL)1890 2170
TRANSPORT WND (MPH) E 13 E 14
VENT RATE (KT-FT) 20790 26040
CATEGORY DAY 2 2
INVERSION 56F/7AM 10PM 58F/9AM
DISPERSION 2 2
MAX ADI EARLY 15 GEN POOR 15 GEN POOR 28 FAIR
MAX ADI LATE 23 FAIR 13 GEN POOR 30 FAIR
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 5 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-222015-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 60
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 67 (+2) 53 (-4) 64
RH % (24H TREND) 87 (-6) 100 (0) 74
WIND 20FT/EARLY(MPH) NE 5 E 9 G20 E 9 G19
WIND 20FT/LATE(MPH) E 6 E 8 G19 E 9 G18
PRECIP AMOUNT 0.00 0.14 0.32
PRECIP DURATION 1 5 3
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 610 670
MIXING HGT(FT-AGL/MSL)2000 2200
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 26000 26400
CATEGORY DAY 3 3
INVERSION 59F/9AM 10PM 57F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 17 GEN POOR 30 FAIR
MAX ADI LATE 30 FAIR 14 GEN POOR 30 FAIR
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-222015-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 60
CHANCE OF THUNDER (%) 0 20 10
TEMP (24H TREND) 67 (+2) 53 (-5) 64
RH % (24H TREND) 88 (-5) 100 (0) 72
WIND 20FT/EARLY(MPH) NE 6 E 11 G21 E 11 G20
WIND 20FT/LATE(MPH) E 8 G18 E 10 G20 E 10 G19
PRECIP AMOUNT 0.01 0.22 0.25
PRECIP DURATION 1 4 4
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 560 820
MIXING HGT(FT-AGL/MSL)1850 2700
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 27750 35100
CATEGORY DAY 3 3
INVERSION 62F/10AM 10PM 56F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 18 GEN POOR 31 FAIR
MAX ADI LATE 31 FAIR 14 GEN POOR 35 FAIR
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-222015-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 30 80 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 68 (0) 55 (-4) 65
RH % (24H TREND) 88 (-3) 100 (0) 79
WIND 20FT/EARLY(MPH) LGT/VAR E 7 G19 E 8 G18
WIND 20FT/LATE(MPH) NE 5 E 8 G18 E 8 G17
PRECIP AMOUNT 0.00 0.21 0.28
PRECIP DURATION 1 5 5
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 650
MIXING HGT(FT-AGL/MSL)1900 2140
TRANSPORT WND (MPH) E 12 E 14
VENT RATE (KT-FT) 19000 25680
CATEGORY DAY 2 2
INVERSION 60F/9AM 10PM 58F/9AM
DISPERSION 2 2
MAX ADI EARLY 12 POOR 14 GEN POOR 26 FAIR
MAX ADI LATE 22 FAIR 13 GEN POOR 29 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 5 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-222015-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 40 70 70
CHANCE OF THUNDER (%) 0 20 20
TEMP (24H TREND) 70 (+1) 55 (-5) 65
RH % (24H TREND) 89 (-3) 100 (0) 76
WIND 20FT/EARLY(MPH) LGT/VAR E 8 G19 E 8 G19
WIND 20FT/LATE(MPH) NE 5 E 7 G19 E 8 G18
PRECIP AMOUNT 0.04 0.25 0.21
PRECIP DURATION 2 5 5
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 680
MIXING HGT(FT-AGL/MSL)1740 2220
TRANSPORT WND (MPH) E 14 E 14
VENT RATE (KT-FT) 20880 26640
CATEGORY DAY 2 3
INVERSION 63F/10AM 7PM 57F/9AM
DISPERSION 2 3
MAX ADI EARLY 13 GEN POOR 14 GEN POOR 26 FAIR
MAX ADI LATE 23 FAIR 13 GEN POOR 28 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 5 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-222015-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (-2) 50 (-2) 62
RH % (24H TREND) 87 (+9) 98 (-2) 56
WIND 20FT/EARLY(MPH) E 11 E 12 G21 E 12 G19
WIND 20FT/LATE(MPH) E 12 G20 E 10 G18 E 10 G18
PRECIP AMOUNT 0.01 0.02 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 520 1080
MIXING HGT(FT-AGL/MSL)1700 3550
TRANSPORT WND (MPH) E 16 E 15
VENT RATE (KT-FT) 23800 46150
CATEGORY DAY 2 3
INVERSION 55F/9AM NONE NONE
DISPERSION 2 3
MAX ADI EARLY 27 FAIR 18 GEN POOR 38 FAIR
MAX ADI LATE 30 FAIR 13 GEN POOR 52 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-222015-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (-3) 48 (-2) 62
RH % (24H TREND) 87 (+10) 98 (-2) 52
WIND 20FT/EARLY(MPH) E 9 G17 E 9 G19 E 9 G18
WIND 20FT/LATE(MPH) E 9 G19 E 8 G17 E 8 G17
PRECIP AMOUNT 0.01 0.03 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 590 1180
MIXING HGT(FT-AGL/MSL)1940 3880
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 25220 46560
CATEGORY DAY 3 3
INVERSION 53F/9AM 7PM 50F/8AM
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 14 GEN POOR 40 FAIR
MAX ADI LATE 27 FAIR 12 POOR 61 GOOD
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-222015-
FOREST-
INCLUDING THE CITY OF TIONESTA
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (-4) 45 (-3) 62
RH % (24H TREND) 79 (+12) 97 (-3) 46
WIND 20FT/EARLY(MPH) E 6 G17 E 5 G17 E 6 G17
WIND 20FT/LATE(MPH) E 6 G17 LGT/VAR E 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 700 1230
MIXING HGT(FT-AGL/MSL)2280 4030
TRANSPORT WND (MPH) E 16 E 14
VENT RATE (KT-FT) 31920 48360
CATEGORY DAY 3 3
INVERSION 51F/9AM 7PM 48F/8AM
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 8 POOR 50 GEN GOOD
MAX ADI LATE 31 FAIR 8 POOR 64 GOOD
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-222015-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 40 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (0) 50 (-3) 62
RH % (24H TREND) 90 (+16) 100 (0) 58
WIND 20FT/EARLY(MPH) E 10 G18 E 11 G22 E 11 G19
WIND 20FT/LATE(MPH) E 11 G20 E 9 G20 E 10 G18
PRECIP AMOUNT 0.02 0.04 0.11
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 9 AM
MIXING HGT(M-AGL/MSL) 490 1060
MIXING HGT(FT-AGL/MSL)1600 3470
TRANSPORT WND (MPH) E 18 E 15
VENT RATE (KT-FT) 25600 45110
CATEGORY DAY 2 3
INVERSION 56F/9AM 8PM 53F/8AM
DISPERSION 2 3
MAX ADI EARLY 28 FAIR 20 GEN POOR 39 FAIR
MAX ADI LATE 31 FAIR 14 GEN POOR 44 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-222015-
BUTLER-
INCLUDING THE CITY OF BUTLER
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 50 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (+1) 48 (-4) 61
RH % (24H TREND) 93 (+19) 100 (0) 60
WIND 20FT/EARLY(MPH) E 11 G19 E 11 G23 E 11 G19
WIND 20FT/LATE(MPH) E 11 G21 E 10 G20 E 10 G18
PRECIP AMOUNT 0.05 0.06 0.11
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 520 1080
MIXING HGT(FT-AGL/MSL)1710 3540
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 25650 46020
CATEGORY DAY 3 3
INVERSION 56F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 29 FAIR 20 GEN POOR 42 GEN GOOD
MAX ADI LATE 31 FAIR 14 GEN POOR 47 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-222015-
CLARION-
INCLUDING THE CITY OF CLARION
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (-2) 48 (-3) 61
RH % (24H TREND) 82 (+12) 98 (-2) 50
WIND 20FT/EARLY(MPH) E 9 G19 E 8 G19 E 9 G19
WIND 20FT/LATE(MPH) E 9 G19 E 7 G18 E 7 G17
PRECIP AMOUNT 0.04 0.04 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 530 1110
MIXING HGT(FT-AGL/MSL)1740 3640
TRANSPORT WND (MPH) E 16 E 14
VENT RATE (KT-FT) 24360 43680
CATEGORY DAY 2 3
INVERSION 54F/9AM 7PM 51F/9AM
DISPERSION 2 3
MAX ADI EARLY 24 FAIR 15 GEN POOR 40 FAIR
MAX ADI LATE 28 FAIR 11 POOR 57 GEN GOOD
MAX LVORI EARLY 5 6 5
MAX LVORI LATE 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-222015-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 59 (-3) 46 (-4) 60
RH % (24H TREND) 83 (+17) 96 (-4) 51
WIND 20FT/EARLY(MPH) E 10 G20 E 9 G20 E 10 G20
WIND 20FT/LATE(MPH) E 9 G20 E 9 G20 E 8 G19
PRECIP AMOUNT 0.03 0.03 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 550 1090
MIXING HGT(FT-AGL/MSL)1810 3570
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 27150 46410
CATEGORY DAY 3 3
INVERSION 53F/9AM 7PM 50F/9AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 13 GEN POOR 45 GEN GOOD
MAX ADI LATE 31 FAIR 12 POOR 54 GEN GOOD
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-222015-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 62 (0) 51 (-4) 61
RH % (24H TREND) 87 (+11) 99 (-1) 65
WIND 20FT/EARLY(MPH) E 9 G18 E 12 G23 E 10 G20
WIND 20FT/LATE(MPH) E 11 G21 E 10 G21 E 9 G19
PRECIP AMOUNT 0.03 0.11 0.13
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 540 960
MIXING HGT(FT-AGL/MSL)1790 3130
TRANSPORT WND (MPH) E 20 E 15
VENT RATE (KT-FT) 30430 40690
CATEGORY DAY 3 3
INVERSION 57F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 30 FAIR 20 GEN POOR 35 FAIR
MAX ADI LATE 34 FAIR 17 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-222015-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+2) 51 (-5) 62
RH % (24H TREND) 88 (+10) 100 (0) 66
WIND 20FT/EARLY(MPH) E 11 G19 E 13 G23 E 12 G19
WIND 20FT/LATE(MPH) E 13 G22 E 11 G21 E 11 G19
PRECIP AMOUNT 0.05 0.19 0.11
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 3 PM
MIXING HGT(M-AGL/MSL) 560 1000
MIXING HGT(FT-AGL/MSL)1840 3270
TRANSPORT WND (MPH) E 18 E 15
VENT RATE (KT-FT) 29440 42510
CATEGORY DAY 3 3
INVERSION 57F/8AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 19 GEN POOR 40 FAIR
MAX ADI LATE 33 FAIR 13 GEN POOR 42 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-222015-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 50 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (0) 49 (-4) 62
RH % (24H TREND) 89 (+18) 100 (0) 58
WIND 20FT/EARLY(MPH) E 10 G19 E 10 G22 E 10 G19
WIND 20FT/LATE(MPH) E 10 G20 E 9 G20 E 9 G18
PRECIP AMOUNT 0.05 0.07 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 530 1120
MIXING HGT(FT-AGL/MSL)1740 3660
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 26100 47580
CATEGORY DAY 3 3
INVERSION 55F/8AM 8PM 51F/8AM
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 18 GEN POOR 40 FAIR
MAX ADI LATE 31 FAIR 12 POOR 53 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-222015-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 64 (+1) 52 (-4) 61
RH % (24H TREND) 84 (-3) 97 (-3) 68
WIND 20FT/EARLY(MPH) NE 8 G17 E 13 G23 E 12 G20
WIND 20FT/LATE(MPH) E 12 G21 E 11 G21 E 11 G20
PRECIP AMOUNT 0.07 0.20 0.17
PRECIP DURATION 2 4 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 580 910
MIXING HGT(FT-AGL/MSL)1910 2970
TRANSPORT WND (MPH) E 18 E 15
VENT RATE (KT-FT) 30560 38610
CATEGORY DAY 3 3
INVERSION 59F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 25 FAIR 19 GEN POOR 38 FAIR
MAX ADI LATE 34 FAIR 13 GEN POOR 40 FAIR
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-222015-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 20 10
TEMP (24H TREND) 66 (-1) 52 (-7) 62
RH % (24H TREND) 87 (-6) 99 (-1) 72
WIND 20FT/EARLY(MPH) LGT/VAR E 10 G20 E 9 G18
WIND 20FT/LATE(MPH) E 8 G17 E 8 G19 E 9 G18
PRECIP AMOUNT 0.21 0.24 0.18
PRECIP DURATION 2 4 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 830
MIXING HGT(FT-AGL/MSL)1740 2730
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 22620 32760
CATEGORY DAY 2 3
INVERSION 63F/10AM 8PM 55F/9AM
DISPERSION 2 3
MAX ADI EARLY 19 GEN POOR 16 GEN POOR 35 FAIR
MAX ADI LATE 26 FAIR 12 POOR 37 FAIR
MAX LVORI EARLY 8 6 5
MAX LVORI LATE 5 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-222015-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 50 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+1) 50 (-6) 62
RH % (24H TREND) 87 (+4) 100 (0) 65
WIND 20FT/EARLY(MPH) E 11 G19 E 14 G23 E 12 G21
WIND 20FT/LATE(MPH) E 13 G22 E 11 G23 E 12 G19
PRECIP AMOUNT 0.10 0.14 0.19
PRECIP DURATION 4 2 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT(M-AGL/MSL) 560 990
MIXING HGT(FT-AGL/MSL)1840 3250
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 27600 42250
CATEGORY DAY 3 3
INVERSION 59F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 19 GEN POOR 39 FAIR
MAX ADI LATE 32 FAIR 13 GEN POOR 38 FAIR
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-222015-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (+2) 48 (-6) 61
RH % (24H TREND) 84 (-1) 100 (0) 62
WIND 20FT/EARLY(MPH) E 12 G22 E 14 G26 E 12 G24
WIND 20FT/LATE(MPH) E 12 G22 E 12 G25 E 10 G20
PRECIP AMOUNT 0.18 0.24 0.16
PRECIP DURATION 6 4 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 AM
MIXING HGT(M-AGL/MSL) 520 1000
MIXING HGT(FT-AGL/MSL)1710 3270
TRANSPORT WND (MPH) SE 22 E 16
VENT RATE (KT-FT) 32490 45780
CATEGORY DAY 3 3
INVERSION 57F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 34 FAIR 21 FAIR 36 FAIR
MAX ADI LATE 37 FAIR 19 GEN POOR 38 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-222015-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 65 (-1) 52 (-7) 62
RH % (24H TREND) 85 (+2) 98 (-2) 69
WIND 20FT/EARLY(MPH) E 7 G17 E 10 G23 E 9 G22
WIND 20FT/LATE(MPH) E 10 G21 E 9 G23 E 9 G18
PRECIP AMOUNT 0.19 0.20 0.23
PRECIP DURATION 4 3 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 930
MIXING HGT(FT-AGL/MSL)1710 3040
TRANSPORT WND (MPH) E 16 E 14
VENT RATE (KT-FT) 23940 36480
CATEGORY DAY 2 3
INVERSION 60F/9AM 8PM 54F/8AM
DISPERSION 2 3
MAX ADI EARLY 26 FAIR 16 GEN POOR 35 FAIR
MAX ADI LATE 31 FAIR 13 GEN POOR 37 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-222015-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (-1) 48 (-8) 60
RH % (24H TREND) 82 (-10) 100 (0) 64
WIND 20FT/EARLY(MPH) SE 8 G19 E 11 G24 E 10 G23
WIND 20FT/LATE(MPH) E 9 G22 E 11 G24 E 8 G20
PRECIP AMOUNT 0.27 0.23 0.25
PRECIP DURATION 4 3 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 780
MIXING HGT(FT-AGL/MSL)1660 2570
TRANSPORT WND (MPH) SE 21 E 15
VENT RATE (KT-FT) 29880 33410
CATEGORY DAY 3 3
INVERSION 57F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 33 FAIR 23 FAIR 35 FAIR
MAX ADI LATE 36 FAIR 20 GEN POOR 36 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-222015-
INDIANA-
INCLUDING THE CITY OF INDIANA
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 50 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 61 (+1) 47 (-6) 61
RH % (24H TREND) 87 (+16) 100 (0) 60
WIND 20FT/EARLY(MPH) E 11 G21 E 12 G23 E 11 G21
WIND 20FT/LATE(MPH) E 11 G21 E 10 G21 E 9 G20
PRECIP AMOUNT 0.11 0.09 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 520 1110
MIXING HGT(FT-AGL/MSL)1720 3640
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 25800 47320
CATEGORY DAY 3 3
INVERSION 55F/8AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 29 FAIR 18 GEN POOR 41 GEN GOOD
MAX ADI LATE 31 FAIR 14 GEN POOR 55 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-222015-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 60 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 60 (+1) 48 (-5) 59
RH % (24H TREND) 87 (+14) 100 (0) 62
WIND 20FT/EARLY(MPH) E 11 G22 E 12 G23 E 11 G22
WIND 20FT/LATE(MPH) E 11 G22 E 11 G23 E 9 G20
PRECIP AMOUNT 0.14 0.15 0.00
PRECIP DURATION 7 3
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 510 1090
MIXING HGT(FT-AGL/MSL)1680 3560
TRANSPORT WND (MPH) E 18 E 16
VENT RATE (KT-FT) 26880 49840
CATEGORY DAY 3 3
INVERSION 56F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 30 FAIR 16 GEN POOR 37 FAIR
MAX ADI LATE 32 FAIR 15 GEN POOR 43 GEN GOOD
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-222015-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 63 (0) 52 (-4) 61
RH % (24H TREND) 88 (+6) 97 (-3) 66
WIND 20FT/EARLY(MPH) NE 8 G18 E 12 G23 E 10 G20
WIND 20FT/LATE(MPH) E 10 G21 E 11 G21 E 9 G19
PRECIP AMOUNT 0.02 0.14 0.14
PRECIP DURATION 2 4 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 540 940
MIXING HGT(FT-AGL/MSL)1790 3090
TRANSPORT WND (MPH) E 18 E 15
VENT RATE (KT-FT) 28640 40170
CATEGORY DAY 3 3
INVERSION 58F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 21 FAIR 33 FAIR
MAX ADI LATE 34 FAIR 18 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-222015-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 60 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+3) 53 (-4) 62
RH % (24H TREND) 86 (+1) 96 (-4) 69
WIND 20FT/EARLY(MPH) NE 8 E 12 G23 E 11 G20
WIND 20FT/LATE(MPH) E 10 G20 E 11 G20 E 10 G19
PRECIP AMOUNT 0.01 0.17 0.22
PRECIP DURATION 2 5 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 600 860
MIXING HGT(FT-AGL/MSL)1980 2820
TRANSPORT WND (MPH) E 20 E 15
VENT RATE (KT-FT) 33660 36660
CATEGORY DAY 3 3
INVERSION 59F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 24 FAIR 19 GEN POOR 37 FAIR
MAX ADI LATE 36 FAIR 14 GEN POOR 40 FAIR
MAX LVORI EARLY 6 5 5
MAX LVORI LATE 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-222015-
OHIO-
INCLUDING THE CITY OF WHEELING
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 50 70 70
CHANCE OF THUNDER (%) 0 0 10
TEMP (24H TREND) 65 (+2) 53 (-5) 63
RH % (24H TREND) 89 (0) 98 (-2) 72
WIND 20FT/EARLY(MPH) NE 6 E 12 G23 E 11 G20
WIND 20FT/LATE(MPH) E 9 G19 E 11 G20 E 10 G19
PRECIP AMOUNT 0.03 0.28 0.23
PRECIP DURATION 2 4 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 820
MIXING HGT(FT-AGL/MSL)1890 2690
TRANSPORT WND (MPH) E 17 E 17
VENT RATE (KT-FT) 28350 40350
CATEGORY DAY 3 3
INVERSION 61F/10AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 18 GEN POOR 33 FAIR
MAX ADI LATE 32 FAIR 13 GEN POOR 38 FAIR
MAX LVORI EARLY 7 5 5
MAX LVORI LATE 5 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-222015-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 70
CHANCE OF THUNDER (%) 0 20 10
TEMP (24H TREND) 68 (+1) 54 (-6) 64
RH % (24H TREND) 91 (-3) 100 (0) 77
WIND 20FT/EARLY(MPH) LGT/VAR E 10 G20 E 10 G19
WIND 20FT/LATE(MPH) E 7 G17 E 9 G19 E 9 G18
PRECIP AMOUNT 0.11 0.30 0.19
PRECIP DURATION 2 4 4
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 810
MIXING HGT(FT-AGL/MSL)1720 2640
TRANSPORT WND (MPH) E 14 E 14
VENT RATE (KT-FT) 20640 31680
CATEGORY DAY 2 3
INVERSION 63F/10AM 7PM 56F/9AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 15 GEN POOR 30 FAIR
MAX ADI LATE 26 FAIR 13 GEN POOR 36 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 5 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-222015-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 60 70
CHANCE OF THUNDER (%) 20 20 20
TEMP (24H TREND) 69 (-2) 54 (-7) 65
RH % (24H TREND) 89 (-4) 100 (0) 78
WIND 20FT/EARLY(MPH) LGT/VAR E 9 G20 E 9 G18
WIND 20FT/LATE(MPH) E 6 E 8 G19 E 8 G18
PRECIP AMOUNT 0.18 0.29 0.16
PRECIP DURATION 3 4 5
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 490 750
MIXING HGT(FT-AGL/MSL)1610 2450
TRANSPORT WND (MPH) E 14 E 14
VENT RATE (KT-FT) 19320 29400
CATEGORY DAY 2 3
INVERSION 66F/11AM 7PM 56F/9AM
DISPERSION 2 3
MAX ADI EARLY 11 POOR 13 GEN POOR 29 FAIR
MAX ADI LATE 23 FAIR 13 GEN POOR 32 FAIR
MAX LVORI EARLY 9 5 5
MAX LVORI LATE 5 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-222015-
MARION-
INCLUDING THE CITY OF FAIRMONT
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 60 70
CHANCE OF THUNDER (%) 20 20 10
TEMP (24H TREND) 67 (-5) 53 (-8) 63
RH % (24H TREND) 89 (+5) 100 (0) 75
WIND 20FT/EARLY(MPH) LGT/VAR E 9 G19 E 9 G17
WIND 20FT/LATE(MPH) E 7 E 8 G18 E 9 G17
PRECIP AMOUNT 0.32 0.37 0.16
PRECIP DURATION 5 3 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 500 740
MIXING HGT(FT-AGL/MSL)1620 2430
TRANSPORT WND (MPH) E 15 E 13
VENT RATE (KT-FT) 21060 26730
CATEGORY DAY 2 3
INVERSION 64F/10AM 7PM 55F/9AM
DISPERSION 2 3
MAX ADI EARLY 16 GEN POOR 15 GEN POOR 29 FAIR
MAX ADI LATE 24 FAIR 12 POOR 32 FAIR
MAX LVORI EARLY 9 6 5
MAX LVORI LATE 5 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-222015-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 60 70
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 66 (-4) 52 (-8) 62
RH % (24H TREND) 86 (0) 100 (0) 72
WIND 20FT/EARLY(MPH) LGT/VAR E 9 G21 E 9 G20
WIND 20FT/LATE(MPH) E 8 G17 E 8 G21 E 9 G17
PRECIP AMOUNT 0.30 0.30 0.17
PRECIP DURATION 4 3 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 770
MIXING HGT(FT-AGL/MSL)1660 2520
TRANSPORT WND (MPH) E 16 E 13
VENT RATE (KT-FT) 23240 27720
CATEGORY DAY 2 3
INVERSION 63F/10AM 6PM 55F/9AM
DISPERSION 2 3
MAX ADI EARLY 19 GEN POOR 15 GEN POOR 32 FAIR
MAX ADI LATE 27 FAIR 12 POOR 35 FAIR
MAX LVORI EARLY 9 6 5
MAX LVORI LATE 5 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-222015-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 60 60
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 64 (-3) 50 (-8) 60
RH % (24H TREND) 86 (-4) 100 (0) 73
WIND 20FT/EARLY(MPH) E 6 E 11 G22 E 9 G21
WIND 20FT/LATE(MPH) E 8 G19 E 11 G22 E 7 G18
PRECIP AMOUNT 0.31 0.26 0.16
PRECIP DURATION 4 3 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 500 720
MIXING HGT(FT-AGL/MSL)1640 2360
TRANSPORT WND (MPH) E 20 E 14
VENT RATE (KT-FT) 27880 28320
CATEGORY DAY 3 3
INVERSION 59F/9AM 7PM 52F/8AM
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 23 FAIR 32 FAIR
MAX ADI LATE 33 FAIR 19 GEN POOR 36 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-222015-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 50 60
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 66 (-3) 49 (-9) 61
RH % (24H TREND) 84 (-1) 100 (0) 70
WIND 20FT/EARLY(MPH) E 6 E 11 G23 E 10 G22
WIND 20FT/LATE(MPH) E 9 G20 E 10 G23 E 8 G20
PRECIP AMOUNT 0.34 0.24 0.15
PRECIP DURATION 7 2 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 500 660
MIXING HGT(FT-AGL/MSL)1640 2150
TRANSPORT WND (MPH) SE 21 E 15
VENT RATE (KT-FT) 29520 27950
CATEGORY DAY 3 3
INVERSION 59F/9AM 7PM 53F/9AM
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 22 FAIR 33 FAIR
MAX ADI LATE 35 FAIR 20 GEN POOR 35 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-222015-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 60 60
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 64 (-2) 48 (-9) 59
RH % (24H TREND) 89 (-1) 100 (0) 73
WIND 20FT/EARLY(MPH) SE 8 G17 E 13 G25 E 12 G24
WIND 20FT/LATE(MPH) E 10 G22 E 13 G25 E 10 G22
PRECIP AMOUNT 0.36 0.26 0.19
PRECIP DURATION 8 4 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 460 610
MIXING HGT(FT-AGL/MSL)1500 2000
TRANSPORT WND (MPH) E 22 E 16
VENT RATE (KT-FT) 28500 28000
CATEGORY DAY 3 3
INVERSION 58F/9AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 24 FAIR 34 FAIR
MAX ADI LATE 34 FAIR 20 GEN POOR 35 FAIR
MAX LVORI EARLY 5 5 5
MAX LVORI LATE 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-222015-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 60 60
CHANCE OF THUNDER (%) 20 20 0
TEMP (24H TREND) 67 (-5) 51 (-9) 61
RH % (24H TREND) 85 (+2) 100 (0) 72
WIND 20FT/EARLY(MPH) LGT/VAR E 10 G24 E 9 G23
WIND 20FT/LATE(MPH) SE 7 G18 E 9 G24 E 7 G18
PRECIP AMOUNT 0.41 0.28 0.20
PRECIP DURATION 10 3 4
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 490 590
MIXING HGT(FT-AGL/MSL)1620 1940
TRANSPORT WND (MPH) E 16 E 14
VENT RATE (KT-FT) 22680 23280
CATEGORY DAY 2 2
INVERSION 61F/10AM 7PM 52F/9AM
DISPERSION 2 2
MAX ADI EARLY 20 GEN POOR 18 GEN POOR 28 FAIR
MAX ADI LATE 29 FAIR 17 GEN POOR 30 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 5 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-222015-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1228 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 90 70 70
CHANCE OF THUNDER (%) 20 10 0
TEMP (24H TREND) 61 (-4) 44 (-12) 54
RH % (24H TREND) 95 (+6) 100 (0) 85
WIND 20FT/EARLY(MPH) LGT/VAR E 10 G27 E 9 G26
WIND 20FT/LATE(MPH) E 7 G19 E 10 G27 E 7 G21
PRECIP AMOUNT 0.51 0.35 0.38
PRECIP DURATION 11 7 4
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 400 460
MIXING HGT(FT-AGL/MSL)1310 1510
TRANSPORT WND (MPH) E 18 E 16
VENT RATE (KT-FT) 20960 21140
CATEGORY DAY 2 2
INVERSION 58F/10AM 7PM 48F/8AM
DISPERSION 2 2
MAX ADI EARLY 20 GEN POOR 17 GEN POOR 26 FAIR
MAX ADI LATE 28 FAIR 18 GEN POOR 29 FAIR
MAX LVORI EARLY 8 5 5
MAX LVORI LATE 5 5 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTH WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE UPPER
60S. NORTH WINDS 10 TO 15 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. NORTH WINDS 5 TO 10 MPH.
MLB
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