213
FNUS51 KPBZ 201742
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
142 PM EDT SUN SEP 20 2026
DISCUSSION
ROUNDS OF SHOWERS AND THUNDERSTORMS ARE EXPECTED THROUGH THE
MIDWEEK PERIOD. GIVEN THIS AND THE ALREADY SATURATED GROUND, NO
FIRE WEATHER CONCERNS ARE EXPECTED.
OHZ039-210815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 90 40 30
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 55 (-12) 64 (-11) 54 66
RH % (24H TREND) 100 (+1) 79 (-1) 98 85
WIND 20FT/EARLY(MPH) NE 6 NE 9 G17 NE 8 G17 NE 8
WIND 20FT/LATE(MPH) NE 6 NE 9 G18 NE 7 NE 9
PRECIP AMOUNT 0.34 0.71 0.05 0.04
PRECIP DURATION 6 5 1 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 550 630
MIXING HGT(FT-AGL/MSL) 1820 2070
TRANSPORT WND (MPH) NE 18 NE 15
VENT RATE (KT-FT) 29120 26910
CATEGORY DAY 3 3
INVERSION 8PM 57F/8AM 8PM 57F/4AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 27 FAIR 18 GEN POOR 25 FAIR
MAX ADI LATE 12 POOR 33 FAIR 13 GEN POOR 29 FAIR
MAX LVORI EARLY 7 5 5 5
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-210815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 50 50
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 54 (-12) 63 (-11) 53 65
RH % (24H TREND) 99 (-1) 80 (+1) 98 87
WIND 20FT/EARLY(MPH) NE 7 NE 10 G19 NE 10 G18 NE 9
WIND 20FT/LATE(MPH) NE 7 NE 10 G18 NE 9 G17 NE 10
PRECIP AMOUNT 0.19 0.75 0.13 0.04
PRECIP DURATION 4 6 1 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 600
MIXING HGT(FT-AGL/MSL) 1790 1960
TRANSPORT WND (MPH) E 20 E 16
VENT RATE (KT-FT) 30430 27440
CATEGORY DAY 3 3
INVERSION 8PM 57F/8AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 10 POOR 30 FAIR 20 GEN POOR 26 FAIR
MAX ADI LATE 12 POOR 35 FAIR 17 GEN POOR 31 FAIR
MAX LVORI EARLY 6 5 5 5
MAX LVORI LATE 6 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-210815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 80 60 60
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 54 (-10) 63 (-10) 53 64
RH % (24H TREND) 95 (-4) 76 (-2) 97 87
WIND 20FT/EARLY(MPH) N 6 NE 9 G18 NE 9 G18 NE 8
WIND 20FT/LATE(MPH) NE 6 NE 9 G17 NE 8 G17 NE 9 G18
PRECIP AMOUNT 0.05 0.63 0.12 0.08
PRECIP DURATION 3 7 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 600
MIXING HGT(FT-AGL/MSL) 1890 1960
TRANSPORT WND (MPH) E 18 E 16
VENT RATE (KT-FT) 30240 27440
CATEGORY DAY 3 3
INVERSION 8PM 57F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 9 POOR 29 FAIR 19 GEN POOR 28 FAIR
MAX ADI LATE 12 POOR 33 FAIR 18 GEN POOR 32 FAIR
MAX LVORI EARLY 6 5 4 5
MAX LVORI LATE 6 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-210815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 90 30 20
CHANCE OF THUNDER (%) 30 20 0 0
TEMP (24H TREND) 55 (-12) 64 (-12) 53 66
RH % (24H TREND) 100 (0) 82 (+1) 98 88
WIND 20FT/EARLY(MPH) NE 5 NE 7 NE 7 NE 6
WIND 20FT/LATE(MPH) NE 6 NE 8 NE 5 NE 7
PRECIP AMOUNT 0.48 0.64 0.02 0.01
PRECIP DURATION 6 5 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 4 AM CONTINUING
MIXING HGT(M-AGL/MSL) 560 670
MIXING HGT(FT-AGL/MSL) 1840 2190
TRANSPORT WND (MPH) NE 17 NE 14
VENT RATE (KT-FT) 27600 26280
CATEGORY DAY 3 3
INVERSION 7PM 58F/8AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 12 POOR 25 FAIR 18 GEN POOR 24 FAIR
MAX ADI LATE 11 POOR 31 FAIR 11 POOR 28 FAIR
MAX LVORI EARLY 8 5 6 5
MAX LVORI LATE 8 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-210815-
HARRISON-
INCLUDING THE CITY OF CADIZ
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 50 40
CHANCE OF THUNDER (%) 30 30 0 0
TEMP (24H TREND) 55 (-12) 64 (-11) 54 66
RH % (24H TREND) 100 (0) 81 (0) 100 86
WIND 20FT/EARLY(MPH) NE 5 NE 9 G18 NE 9 G18 NE 7
WIND 20FT/LATE(MPH) NE 6 NE 9 G18 NE 7 NE 8 G17
PRECIP AMOUNT 0.24 0.66 0.08 0.04
PRECIP DURATION 4 5 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 580
MIXING HGT(FT-AGL/MSL) 1660 1910
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 24900 24830
CATEGORY DAY 3 3
INVERSION 7PM 60F/5AM 8PM 57F/4AM
DISPERSION 3 3
MAX ADI EARLY 9 POOR 26 FAIR 18 GEN POOR 23 FAIR
MAX ADI LATE 11 POOR 31 FAIR 12 POOR 27 FAIR
MAX LVORI EARLY 8 5 6 6
MAX LVORI LATE 8 4 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-210815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 60 60
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 55 (-11) 64 (-11) 54 66
RH % (24H TREND) 100 (0) 78 (-2) 100 86
WIND 20FT/EARLY(MPH) N 5 NE 9 G18 NE 9 G18 NE 8
WIND 20FT/LATE(MPH) NE 6 NE 9 G18 NE 8 NE 9 G18
PRECIP AMOUNT 0.17 0.73 0.12 0.09
PRECIP DURATION 3 7 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 570
MIXING HGT(FT-AGL/MSL) 1690 1870
TRANSPORT WND (MPH) E 17 E 15
VENT RATE (KT-FT) 25350 24310
CATEGORY DAY 3 2
INVERSION 7PM 58F/8AM 8PM 58F/4AM
DISPERSION 3 2
MAX ADI EARLY 7 POOR 26 FAIR 19 GEN POOR 24 FAIR
MAX ADI LATE 10 POOR 29 FAIR 13 GEN POOR 28 FAIR
MAX LVORI EARLY 7 5 5 6
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-210815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 90 20 20
CHANCE OF THUNDER (%) 40 20 0 0
TEMP (24H TREND) 58 (-10) 67 (-11) 54 67
RH % (24H TREND) 100 (+1) 85 (+5) 100 87
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 NE 6 N 5
WIND 20FT/LATE(MPH) NE 5 NE 6 LGT/VAR NE 5
PRECIP AMOUNT 0.27 0.43 0.03 0.00
PRECIP DURATION 6 6 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 4 AM CONTINUING
MIXING HGT(M-AGL/MSL) 540 680
MIXING HGT(FT-AGL/MSL) 1780 2220
TRANSPORT WND (MPH) NE 15 NE 12
VENT RATE (KT-FT) 23140 22200
CATEGORY DAY 2 2
INVERSION 7PM 62F/5AM NONE NONE
DISPERSION 2 2
MAX ADI EARLY 8 POOR 20 GEN POOR 16 GEN POOR 21 FAIR
MAX ADI LATE 8 POOR 26 FAIR 8 POOR 25 FAIR
MAX LVORI EARLY 8 5 6 6
MAX LVORI LATE 8 5 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-210815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 90 40 30
CHANCE OF THUNDER (%) 30 30 0 0
TEMP (24H TREND) 57 (-11) 68 (-9) 55 68
RH % (24H TREND) 100 (0) 81 (0) 100 84
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 NE 7 N 5
WIND 20FT/LATE(MPH) NE 5 NE 7 LGT/VAR NE 5
PRECIP AMOUNT 0.23 0.55 0.05 0.01
PRECIP DURATION 5 5 1 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 530 620
MIXING HGT(FT-AGL/MSL) 1750 2040
TRANSPORT WND (MPH) NE 15 NE 13
VENT RATE (KT-FT) 22750 22440
CATEGORY DAY 2 2
INVERSION 7PM 60F/8AM 8PM 58F/4AM
DISPERSION 2 2
MAX ADI EARLY 8 POOR 22 FAIR 16 GEN POOR 20 GEN POOR
MAX ADI LATE 8 POOR 26 FAIR 8 POOR 23 FAIR
MAX LVORI EARLY 8 5 7 6
MAX LVORI LATE 8 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-210815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 90 50 50
CHANCE OF THUNDER (%) 30 30 0 0
TEMP (24H TREND) 57 (-11) 68 (-8) 54 68
RH % (24H TREND) 100 (0) 81 (0) 100 87
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G17 NE 8 G17 NE 6
WIND 20FT/LATE(MPH) NE 6 NE 9 G17 NE 7 NE 7
PRECIP AMOUNT 0.15 0.56 0.11 0.06
PRECIP DURATION 4 6 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 470 570
MIXING HGT(FT-AGL/MSL) 1530 1860
TRANSPORT WND (MPH) NE 14 NE 13
VENT RATE (KT-FT) 18360 20460
CATEGORY DAY 2 2
INVERSION 7PM 62F/5AM 7PM 59F/5AM
DISPERSION 2 2
MAX ADI EARLY 8 POOR 20 GEN POOR 16 GEN POOR 19 GEN POOR
MAX ADI LATE 9 POOR 24 FAIR 11 POOR 24 FAIR
MAX LVORI EARLY 9 5 7 8
MAX LVORI LATE 8 5 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-210815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 90 40 30
CHANCE OF THUNDER (%) 30 30 0 0
TEMP (24H TREND) 60 (-8) 70 (-8) 56 69
RH % (24H TREND) 100 (+1) 85 (+5) 100 88
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 NE 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.18 0.41 0.09 0.01
PRECIP DURATION 5 6 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 4 AM CONTINUING
MIXING HGT(M-AGL/MSL) 470 630
MIXING HGT(FT-AGL/MSL) 1550 2060
TRANSPORT WND (MPH) NE 12 NE 10
VENT RATE (KT-FT) 15500 18540
CATEGORY DAY 2 2
INVERSION 7PM 63F/9AM 8PM 60F/4AM
DISPERSION 2 2
MAX ADI EARLY 7 POOR 18 GEN POOR 14 GEN POOR 16 GEN POOR
MAX ADI LATE 8 POOR 20 GEN POOR 7 POOR 20 GEN POOR
MAX LVORI EARLY 9 6 8 7
MAX LVORI LATE 8 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-210815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 90 60 50
CHANCE OF THUNDER (%) 40 30 0 0
TEMP (24H TREND) 61 (-7) 71 (-7) 57 70
RH % (24H TREND) 100 (0) 85 (+5) 100 89
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 NE 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.12 0.33 0.40 0.04
PRECIP DURATION 3 6 3 2
PRECIP BEGIN 6 PM CONTINUING 7 PM CONTINUING
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 470 610
MIXING HGT(FT-AGL/MSL) 1560 2010
TRANSPORT WND (MPH) NE 12 NE 10
VENT RATE (KT-FT) 15600 18090
CATEGORY DAY 2 2
INVERSION 7PM 64F/9AM 7PM 62F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 16 GEN POOR 9 POOR 14 GEN POOR
MAX ADI LATE 7 POOR 19 GEN POOR 6 VERY POOR 20 GEN POOR
MAX LVORI EARLY 9 7 8 8
MAX LVORI LATE 8 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-210815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 50 40 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 52 (-11) 66 (-4) 50 64
RH % (24H TREND) 94 (-6) 69 (-9) 99 84
WIND 20FT/EARLY(MPH) N 7 E 9 NE 9 NE 10
WIND 20FT/LATE(MPH) NE 6 E 9 NE 9 E 11 G19
PRECIP AMOUNT 0.00 0.10 0.05 0.05
PRECIP DURATION 2 2 2
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 710 680
MIXING HGT(FT-AGL/MSL) 2330 2230
TRANSPORT WND (MPH) E 17 E 17
VENT RATE (KT-FT) 34950 33450
CATEGORY DAY 3 3
INVERSION 7PM 55F/8AM 7PM 54F/5AM
DISPERSION 3 3
MAX ADI EARLY 11 POOR 30 FAIR 16 GEN POOR 29 FAIR
MAX ADI LATE 10 POOR 35 FAIR 13 GEN POOR 34 FAIR
MAX LVORI EARLY 6 4 4 5
MAX LVORI LATE 5 3 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-210815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 50 50 60
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (-11) 65 (-4) 49 62
RH % (24H TREND) 94 (-6) 69 (-11) 100 86
WIND 20FT/EARLY(MPH) N 5 NE 7 NE 7 E 9
WIND 20FT/LATE(MPH) NE 5 E 7 NE 8 E 9 G17
PRECIP AMOUNT 0.00 0.06 0.07 0.09
PRECIP DURATION 2 3 8
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 760 700
MIXING HGT(FT-AGL/MSL) 2500 2290
TRANSPORT WND (MPH) E 16 E 15
VENT RATE (KT-FT) 35000 29770
CATEGORY DAY 3 3
INVERSION 7PM 53F/8AM 7PM 52F/5AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 28 FAIR 12 POOR 26 FAIR
MAX ADI LATE 8 POOR 33 FAIR 12 POOR 30 FAIR
MAX LVORI EARLY 6 4 5 5
MAX LVORI LATE 5 3 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-210815-
FOREST-
INCLUDING THE CITY OF TIONESTA
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 40 60 60
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 47 (-14) 65 (-4) 46 62
RH % (24H TREND) 93 (-4) 62 (-15) 100 78
WIND 20FT/EARLY(MPH) LGT/VAR NE 5 E 5 E 6
WIND 20FT/LATE(MPH) LGT/VAR E 5 E 5 E 6
PRECIP AMOUNT 0.00 0.02 0.07 0.08
PRECIP DURATION 1 3 8
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 810 750
MIXING HGT(FT-AGL/MSL) 2640 2460
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 34320 29520
CATEGORY DAY 3 3
INVERSION 7PM 51F/8AM 7PM 50F/8AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 28 FAIR 8 POOR 26 FAIR
MAX ADI LATE 8 POOR 35 FAIR 9 POOR 31 FAIR
MAX LVORI EARLY 6 4 4 5
MAX LVORI LATE 5 3 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-210815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 70 60 60
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 53 (-11) 65 (-7) 52 64
RH % (24H TREND) 97 (-2) 71 (-7) 99 85
WIND 20FT/EARLY(MPH) N 5 E 8 NE 8 G17 NE 9 G17
WIND 20FT/LATE(MPH) NE 5 E 8 NE 8 G17 E 10 G19
PRECIP AMOUNT 0.00 0.33 0.09 0.13
PRECIP DURATION 1 7 2 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 660 620
MIXING HGT(FT-AGL/MSL) 2160 2030
TRANSPORT WND (MPH) E 17 E 16
VENT RATE (KT-FT) 32400 28420
CATEGORY DAY 3 3
INVERSION 7PM 57F/9AM 8PM 55F/5AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 29 FAIR 17 GEN POOR 29 FAIR
MAX ADI LATE 9 POOR 33 FAIR 15 GEN POOR 33 FAIR
MAX LVORI EARLY 6 4 5 5
MAX LVORI LATE 6 3 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-210815-
BUTLER-
INCLUDING THE CITY OF BUTLER
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 70 70 70
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 52 (-11) 65 (-7) 50 63
RH % (24H TREND) 99 (0) 76 (-4) 100 90
WIND 20FT/EARLY(MPH) LGT/VAR E 9 G17 E 9 G19 E 10 G17
WIND 20FT/LATE(MPH) NE 6 E 9 G17 E 9 G18 E 11 G20
PRECIP AMOUNT 0.00 0.36 0.23 0.22
PRECIP DURATION 1 8 5 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 640 580
MIXING HGT(FT-AGL/MSL) 2110 1890
TRANSPORT WND (MPH) E 18 E 16
VENT RATE (KT-FT) 33760 26460
CATEGORY DAY 3 3
INVERSION 7PM 56F/9AM 8PM 54F/5AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 30 FAIR 14 GEN POOR 30 FAIR
MAX ADI LATE 11 POOR 35 FAIR 15 GEN POOR 33 FAIR
MAX LVORI EARLY 7 5 5 5
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-210815-
CLARION-
INCLUDING THE CITY OF CLARION
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 80 80
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 51 (-11) 65 (-5) 49 62
RH % (24H TREND) 94 (-5) 66 (-13) 100 80
WIND 20FT/EARLY(MPH) LGT/VAR NE 7 E 7 E 9 G19
WIND 20FT/LATE(MPH) NE 5 E 6 E 8 G18 E 8 G18
PRECIP AMOUNT 0.00 0.11 0.20 0.27
PRECIP DURATION 4 5 11
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 720 640
MIXING HGT(FT-AGL/MSL) 2360 2090
TRANSPORT WND (MPH) E 15 E 15
VENT RATE (KT-FT) 30680 27170
CATEGORY DAY 3 3
INVERSION 7PM 53F/8AM 7PM 53F/5AM
DISPERSION 3 3
MAX ADI EARLY 7 POOR 29 FAIR 12 POOR 29 FAIR
MAX ADI LATE 8 POOR 33 FAIR 13 GEN POOR 32 FAIR
MAX LVORI EARLY 6 4 5 5
MAX LVORI LATE 6 3 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-210815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 80 80
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 50 (-11) 64 (-6) 47 60
RH % (24H TREND) 92 (-7) 66 (-15) 100 82
WIND 20FT/EARLY(MPH) LGT/VAR E 7 G17 E 8 G17 E 9 G20
WIND 20FT/LATE(MPH) NE 5 E 7 E 9 G18 E 9 G19
PRECIP AMOUNT 0.00 0.14 0.40 0.36
PRECIP DURATION 3 7 11
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 720 620
MIXING HGT(FT-AGL/MSL) 2360 2020
TRANSPORT WND (MPH) E 15 E 15
VENT RATE (KT-FT) 30680 26260
CATEGORY DAY 3 3
INVERSION 7PM 54F/9AM 7PM 52F/5AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 29 FAIR 12 POOR 29 FAIR
MAX ADI LATE 9 POOR 32 FAIR 14 GEN POOR 31 FAIR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 3 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-210815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 80 70 70
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 55 (-9) 64 (-10) 54 64
RH % (24H TREND) 96 (-3) 79 (0) 100 86
WIND 20FT/EARLY(MPH) N 5 NE 8 G18 NE 9 G18 NE 8
WIND 20FT/LATE(MPH) NE 5 E 9 G18 NE 8 G18 E 10 G19
PRECIP AMOUNT 0.04 0.61 0.18 0.12
PRECIP DURATION 2 8 3 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 570
MIXING HGT(FT-AGL/MSL) 1890 1880
TRANSPORT WND (MPH) E 17 E 16
VENT RATE (KT-FT) 28350 26320
CATEGORY DAY 3 2
INVERSION 7PM 58F/6AM 9PM 57F/4AM
DISPERSION 3 2
MAX ADI EARLY 6 VERY POOR 28 FAIR 18 GEN POOR 26 FAIR
MAX ADI LATE 11 POOR 32 FAIR 18 GEN POOR 30 FAIR
MAX LVORI EARLY 6 5 4 5
MAX LVORI LATE 6 4 5 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-210815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 80 70
CHANCE OF THUNDER (%) 0 30 20 0
TEMP (24H TREND) 55 (-10) 66 (-9) 53 66
RH % (24H TREND) 98 (0) 79 (-2) 100 87
WIND 20FT/EARLY(MPH) N 5 NE 10 G18 NE 11 G20 NE 10 G17
WIND 20FT/LATE(MPH) NE 7 E 11 G19 NE 10 G18 E 12 G20
PRECIP AMOUNT 0.05 0.60 0.34 0.17
PRECIP DURATION 2 8 7 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 570 620
MIXING HGT(FT-AGL/MSL) 1860 2020
TRANSPORT WND (MPH) E 17 E 16
VENT RATE (KT-FT) 27900 28280
CATEGORY DAY 3 3
INVERSION 7PM 58F/8AM 8PM 58F/4AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 27 FAIR 15 GEN POOR 26 FAIR
MAX ADI LATE 11 POOR 32 FAIR 13 GEN POOR 31 FAIR
MAX LVORI EARLY 6 5 5 5
MAX LVORI LATE 6 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-210815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 80 80 80
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 53 (-11) 65 (-8) 51 64
RH % (24H TREND) 99 (-1) 74 (-8) 100 88
WIND 20FT/EARLY(MPH) LGT/VAR E 8 G17 E 9 G18 E 10 G19
WIND 20FT/LATE(MPH) NE 6 E 8 E 9 G18 E 10 G19
PRECIP AMOUNT 0.00 0.37 0.44 0.32
PRECIP DURATION 0 7 6 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 650 590
MIXING HGT(FT-AGL/MSL) 2150 1920
TRANSPORT WND (MPH) E 17 E 16
VENT RATE (KT-FT) 32250 26880
CATEGORY DAY 3 3
INVERSION 7PM 57F/9AM 7PM 54F/5AM
DISPERSION 3 3
MAX ADI EARLY 6 VERY POOR 29 FAIR 13 GEN POOR 30 FAIR
MAX ADI LATE 11 POOR 33 FAIR 14 GEN POOR 33 FAIR
MAX LVORI EARLY 8 5 5 5
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-210815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 90 80 70
CHANCE OF THUNDER (%) 20 40 20 0
TEMP (24H TREND) 57 (-9) 66 (-9) 55 66
RH % (24H TREND) 100 (+2) 82 (-1) 100 84
WIND 20FT/EARLY(MPH) N 5 NE 10 G18 NE 10 G19 NE 8
WIND 20FT/LATE(MPH) NE 6 NE 11 G19 NE 8 G17 E 10 G19
PRECIP AMOUNT 0.11 0.64 0.27 0.16
PRECIP DURATION 3 8 6 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 500 590
MIXING HGT(FT-AGL/MSL) 1650 1940
TRANSPORT WND (MPH) E 16 E 15
VENT RATE (KT-FT) 23100 25220
CATEGORY DAY 2 3
INVERSION 7PM 60F/9AM 7PM 58F/6AM
DISPERSION 2 3
MAX ADI EARLY 6 VERY POOR 23 FAIR 13 GEN POOR 23 FAIR
MAX ADI LATE 9 POOR 27 FAIR 12 POOR 29 FAIR
MAX LVORI EARLY 7 6 5 7
MAX LVORI LATE 7 4 7 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-210815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 80 70
CHANCE OF THUNDER (%) 30 40 30 0
TEMP (24H TREND) 59 (-9) 69 (-6) 56 68
RH % (24H TREND) 100 (+2) 88 (+4) 100 86
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 NE 7 NE 5
WIND 20FT/LATE(MPH) LGT/VAR NE 8 NE 5 E 7
PRECIP AMOUNT 0.10 0.48 0.54 0.19
PRECIP DURATION 4 9 7 8
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 470 590
MIXING HGT(FT-AGL/MSL) 1530 1940
TRANSPORT WND (MPH) E 12 E 14
VENT RATE (KT-FT) 15300 23280
CATEGORY DAY 2 2
INVERSION 7PM 64F/10AM 6PM 60F/4AM
DISPERSION 2 2
MAX ADI EARLY 5 VERY POOR 16 GEN POOR 10 POOR 18 GEN POOR
MAX ADI LATE 6 VERY POOR 20 GEN POOR 5 VERY POOR 25 FAIR
MAX LVORI EARLY 9 8 7 9
MAX LVORI LATE 9 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-210815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 90 80
CHANCE OF THUNDER (%) 20 30 20 0
TEMP (24H TREND) 54 (-12) 66 (-8) 52 65
RH % (24H TREND) 100 (+1) 79 (-6) 100 88
WIND 20FT/EARLY(MPH) LGT/VAR NE 10 E 11 G20 E 10 G18
WIND 20FT/LATE(MPH) NE 6 E 11 E 9 G18 E 13 G21
PRECIP AMOUNT 0.04 0.49 0.41 0.27
PRECIP DURATION 2 9 10 7
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 560 620
MIXING HGT(FT-AGL/MSL) 1850 2030
TRANSPORT WND (MPH) E 17 E 17
VENT RATE (KT-FT) 27750 30450
CATEGORY DAY 3 3
INVERSION 7PM 60F/10AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 5 VERY POOR 24 FAIR 16 GEN POOR 27 FAIR
MAX ADI LATE 9 POOR 31 FAIR 12 POOR 32 FAIR
MAX LVORI EARLY 9 6 6 6
MAX LVORI LATE 8 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-210815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 90 90 70
CHANCE OF THUNDER (%) 20 30 30 0
TEMP (24H TREND) 54 (-11) 66 (-6) 52 64
RH % (24H TREND) 100 (0) 74 (-13) 100 83
WIND 20FT/EARLY(MPH) LGT/VAR E 6 E 9 G20 E 10 G21
WIND 20FT/LATE(MPH) LGT/VAR E 8 E 8 G21 E 12 G22
PRECIP AMOUNT 0.05 0.43 0.57 0.32
PRECIP DURATION 2 8 9 7
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 560
MIXING HGT(FT-AGL/MSL) 1730 1850
TRANSPORT WND (MPH) E 17 E 18
VENT RATE (KT-FT) 25950 29600
CATEGORY DAY 3 3
INVERSION 6PM 58F/10AM 7PM 57F/9AM
DISPERSION 3 3
MAX ADI EARLY 5 VERY POOR 21 FAIR 14 GEN POOR 31 FAIR
MAX ADI LATE 6 VERY POOR 29 FAIR 17 GEN POOR 36 FAIR
MAX LVORI EARLY 9 6 6 6
MAX LVORI LATE 9 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-210815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 90 70
CHANCE OF THUNDER (%) 30 40 30 0
TEMP (24H TREND) 58 (-10) 69 (-6) 56 67
RH % (24H TREND) 100 (+4) 83 (0) 100 87
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 E 7 E 6
WIND 20FT/LATE(MPH) LGT/VAR E 8 E 5 E 9 G20
PRECIP AMOUNT 0.08 0.50 0.57 0.28
PRECIP DURATION 3 8 10 7
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 600
MIXING HGT(FT-AGL/MSL) 1660 1970
TRANSPORT WND (MPH) E 15 E 16
VENT RATE (KT-FT) 21580 27580
CATEGORY DAY 2 3
INVERSION 6PM 64F/10AM 6PM 59F/7AM
DISPERSION 2 3
MAX ADI EARLY 4 VERY POOR 17 GEN POOR 12 POOR 23 FAIR
MAX ADI LATE 5 VERY POOR 24 FAIR 8 POOR 30 FAIR
MAX LVORI EARLY 9 8 6 8
MAX LVORI LATE 9 5 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-210815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 80 90 90 70
CHANCE OF THUNDER (%) 20 30 30 0
TEMP (24H TREND) 55 (-11) 67 (-5) 52 65
RH % (24H TREND) 100 (+1) 76 (-8) 100 83
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR E 7 G19 SE 6 G17
WIND 20FT/LATE(MPH) LGT/VAR E 5 SE 6 G19 E 8 G21
PRECIP AMOUNT 0.07 0.45 0.61 0.33
PRECIP DURATION 3 8 10 7
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 440 540
MIXING HGT(FT-AGL/MSL) 1460 1760
TRANSPORT WND (MPH) E 16 E 18
VENT RATE (KT-FT) 20440 28160
CATEGORY DAY 2 3
INVERSION 6PM 61F/10AM 6PM 58F/9AM
DISPERSION 2 3
MAX ADI EARLY 4 VERY POOR 20 GEN POOR 12 POOR 27 FAIR
MAX ADI LATE 4 VERY POOR 26 FAIR 11 POOR 34 FAIR
MAX LVORI EARLY 9 8 7 8
MAX LVORI LATE 9 4 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-210815-
INDIANA-
INCLUDING THE CITY OF INDIANA
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 30 70 90 90
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 52 (-12) 64 (-8) 50 63
RH % (24H TREND) 99 (-1) 74 (-11) 100 88
WIND 20FT/EARLY(MPH) LGT/VAR E 8 G17 E 9 G18 E 11 G21
WIND 20FT/LATE(MPH) NE 5 E 8 E 10 G19 E 11 G20
PRECIP AMOUNT 0.01 0.35 0.59 0.42
PRECIP DURATION 1 7 9 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 590 590
MIXING HGT(FT-AGL/MSL) 1930 1930
TRANSPORT WND (MPH) E 16 E 17
VENT RATE (KT-FT) 27020 28950
CATEGORY DAY 3 3
INVERSION 7PM 56F/9AM 7PM 55F/8AM
DISPERSION 3 3
MAX ADI EARLY 5 VERY POOR 26 FAIR 16 GEN POOR 30 FAIR
MAX ADI LATE 11 POOR 31 FAIR 14 GEN POOR 33 FAIR
MAX LVORI EARLY 8 5 5 5
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-210815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 80 90 80
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 53 (-11) 64 (-7) 51 61
RH % (24H TREND) 99 (-1) 76 (-11) 100 87
WIND 20FT/EARLY(MPH) LGT/VAR E 7 G17 E 9 G19 E 10 G21
WIND 20FT/LATE(MPH) NE 5 E 8 E 9 G19 E 11 G21
PRECIP AMOUNT 0.02 0.31 0.51 0.38
PRECIP DURATION 1 8 10 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 570
MIXING HGT(FT-AGL/MSL) 1910 1860
TRANSPORT WND (MPH) E 17 E 17
VENT RATE (KT-FT) 28650 27900
CATEGORY DAY 3 3
INVERSION 6PM 57F/10AM 7PM 55F/8AM
DISPERSION 3 3
MAX ADI EARLY 5 VERY POOR 22 FAIR 14 GEN POOR 31 FAIR
MAX ADI LATE 9 POOR 32 FAIR 18 GEN POOR 35 FAIR
MAX LVORI EARLY 8 5 6 5
MAX LVORI LATE 8 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-210815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 90 70 60
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 56 (-8) 63 (-11) 55 64
RH % (24H TREND) 97 (-3) 79 (0) 97 87
WIND 20FT/EARLY(MPH) N 5 NE 8 G18 NE 9 G18 NE 8
WIND 20FT/LATE(MPH) NE 6 NE 9 G19 NE 8 G17 NE 9 G19
PRECIP AMOUNT 0.10 0.69 0.14 0.11
PRECIP DURATION 2 8 3 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 570
MIXING HGT(FT-AGL/MSL) 1820 1860
TRANSPORT WND (MPH) E 16 E 15
VENT RATE (KT-FT) 25480 24180
CATEGORY DAY 2 2
INVERSION 8PM 57F/7AM 4AM 58F/5AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 28 FAIR 18 GEN POOR 25 FAIR
MAX ADI LATE 11 POOR 32 FAIR 17 GEN POOR 29 FAIR
MAX LVORI EARLY 6 5 4 5
MAX LVORI LATE 6 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-210815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 90 70 60
CHANCE OF THUNDER (%) 20 30 0 0
TEMP (24H TREND) 57 (-9) 65 (-10) 55 67
RH % (24H TREND) 99 (+1) 81 (-1) 99 85
WIND 20FT/EARLY(MPH) N 5 NE 9 G18 NE 9 G18 NE 7
WIND 20FT/LATE(MPH) NE 6 NE 9 G18 NE 8 NE 9 G18
PRECIP AMOUNT 0.15 0.76 0.10 0.09
PRECIP DURATION 3 8 4 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 570
MIXING HGT(FT-AGL/MSL) 1690 1860
TRANSPORT WND (MPH) E 16 E 15
VENT RATE (KT-FT) 23660 24180
CATEGORY DAY 2 2
INVERSION 7PM 59F/8AM 8PM 58F/5AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 25 FAIR 14 GEN POOR 23 FAIR
MAX ADI LATE 10 POOR 28 FAIR 12 POOR 27 FAIR
MAX LVORI EARLY 6 5 5 8
MAX LVORI LATE 7 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-210815-
OHIO-
INCLUDING THE CITY OF WHEELING
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 70 60
CHANCE OF THUNDER (%) 30 30 20 0
TEMP (24H TREND) 58 (-9) 65 (-10) 56 67
RH % (24H TREND) 100 (0) 84 (-1) 100 89
WIND 20FT/EARLY(MPH) LGT/VAR NE 8 G18 NE 9 G17 NE 6
WIND 20FT/LATE(MPH) NE 6 NE 9 G17 NE 7 NE 8 G17
PRECIP AMOUNT 0.12 0.63 0.17 0.08
PRECIP DURATION 3 8 5 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 480 550
MIXING HGT(FT-AGL/MSL) 1560 1820
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 20280 21840
CATEGORY DAY 2 2
INVERSION 7PM 60F/9AM 7PM 60F/9AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 20 GEN POOR 12 POOR 20 GEN POOR
MAX ADI LATE 9 POOR 25 FAIR 11 POOR 25 FAIR
MAX LVORI EARLY 8 6 6 8
MAX LVORI LATE 8 5 7 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-210815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 90 70 60
CHANCE OF THUNDER (%) 30 40 20 0
TEMP (24H TREND) 60 (-8) 69 (-7) 57 69
RH % (24H TREND) 100 (0) 90 (+6) 100 91
WIND 20FT/EARLY(MPH) LGT/VAR NE 6 NE 7 LGT/VAR
WIND 20FT/LATE(MPH) NE 5 NE 7 NE 5 NE 6
PRECIP AMOUNT 0.11 0.43 0.42 0.09
PRECIP DURATION 3 8 5 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 470 540
MIXING HGT(FT-AGL/MSL) 1560 1780
TRANSPORT WND (MPH) NE 12 E 12
VENT RATE (KT-FT) 15600 17800
CATEGORY DAY 2 2
INVERSION 7PM 63F/9AM 7PM 60F/4AM
DISPERSION 2 2
MAX ADI EARLY 5 VERY POOR 17 GEN POOR 10 POOR 16 GEN POOR
MAX ADI LATE 7 POOR 20 GEN POOR 6 VERY POOR 21 FAIR
MAX LVORI EARLY 9 7 7 9
MAX LVORI LATE 8 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-210815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 70 80 80 60
CHANCE OF THUNDER (%) 40 40 30 0
TEMP (24H TREND) 62 (-5) 72 (-5) 58 70
RH % (24H TREND) 100 (+1) 90 (+7) 100 89
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.07 0.32 0.49 0.13
PRECIP DURATION 3 8 6 8
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 590
MIXING HGT(FT-AGL/MSL) 1740 1950
TRANSPORT WND (MPH) E 9 E 12
VENT RATE (KT-FT) 13920 19500
CATEGORY DAY 2 2
INVERSION 7PM 67F/11AM 6PM 62F/4AM
DISPERSION 2 2
MAX ADI EARLY 4 VERY POOR 13 GEN POOR 7 POOR 12 POOR
MAX ADI LATE 6 VERY POOR 18 GEN POOR 4 VERY POOR 21 FAIR
MAX LVORI EARLY 9 8 9 9
MAX LVORI LATE 9 5 10 6
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-210815-
MARION-
INCLUDING THE CITY OF FAIRMONT
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 60 90 90 70
CHANCE OF THUNDER (%) 30 50 40 0
TEMP (24H TREND) 61 (-7) 73 (-3) 58 69
RH % (24H TREND) 100 (+2) 91 (+9) 100 90
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR NE 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NE 5 LGT/VAR E 5
PRECIP AMOUNT 0.05 0.41 0.71 0.23
PRECIP DURATION 3 9 6 8
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 670 570
MIXING HGT(FT-AGL/MSL) 2190 1870
TRANSPORT WND (MPH) SE 10 E 12
VENT RATE (KT-FT) 19710 18700
CATEGORY DAY 2 2
INVERSION 7PM 68F/11AM 6PM 66F/11AM
DISPERSION 2 2
MAX ADI EARLY 3 VERY POOR 13 GEN POOR 6 VERY POOR 13 GEN POOR
MAX ADI LATE 4 VERY POOR 19 GEN POOR 4 VERY POOR 22 FAIR
MAX LVORI EARLY 10 8 9 9
MAX LVORI LATE 9 5 10 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-210815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 90 90 70
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 61 (-7) 71 (-5) 57 68
RH % (24H TREND) 100 (+4) 88 (+6) 100 87
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR NE 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR E 5 LGT/VAR E 6
PRECIP AMOUNT 0.05 0.40 0.72 0.26
PRECIP DURATION 2 9 9 8
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 590
MIXING HGT(FT-AGL/MSL) 1800 1940
TRANSPORT WND (MPH) E 10 E 13
VENT RATE (KT-FT) 16200 21340
CATEGORY DAY 2 2
INVERSION 6PM 66F/10AM 5PM 63F/10AM
DISPERSION 2 2
MAX ADI EARLY 3 VERY POOR 15 GEN POOR 7 POOR 17 GEN POOR
MAX ADI LATE 4 VERY POOR 18 GEN POOR 5 VERY POOR 23 FAIR
MAX LVORI EARLY 9 8 9 9
MAX LVORI LATE 9 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-210815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 90 90 70
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 59 (-7) 70 (-3) 55 65
RH % (24H TREND) 100 (+1) 84 (0) 100 89
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR E 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR SE 5 E 6 G17
PRECIP AMOUNT 0.04 0.45 0.86 0.32
PRECIP DURATION 2 8 9 8
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 510
MIXING HGT(FT-AGL/MSL) 1720 1660
TRANSPORT WND (MPH) SE 12 E 14
VENT RATE (KT-FT) 17200 19920
CATEGORY DAY 2 2
INVERSION 7PM 65F/11AM 6PM 61F/10AM
DISPERSION 2 2
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 8 POOR 21 FAIR
MAX ADI LATE 3 VERY POOR 20 GEN POOR 8 POOR 26 FAIR
MAX LVORI EARLY 10 8 8 9
MAX LVORI LATE 9 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-210815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 50 90 80 70
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 59 (-7) 72 (-2) 55 68
RH % (24H TREND) 100 (+2) 80 (-1) 100 85
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR E 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR E 7 G18
PRECIP AMOUNT 0.04 0.49 0.81 0.36
PRECIP DURATION 2 8 10 9
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 470
MIXING HGT(FT-AGL/MSL) 1730 1540
TRANSPORT WND (MPH) E 13 E 15
VENT RATE (KT-FT) 19030 20020
CATEGORY DAY 2 2
INVERSION 7PM 66F/11AM 6PM 62F/10AM
DISPERSION 2 2
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 9 POOR 22 FAIR
MAX ADI LATE 3 VERY POOR 21 FAIR 7 POOR 25 FAIR
MAX LVORI EARLY 10 8 8 9
MAX LVORI LATE 9 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-210815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 90 90 80
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 58 (-7) 70 (-2) 54 66
RH % (24H TREND) 100 (+1) 83 (0) 100 90
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR E 7 G19 E 5
WIND 20FT/LATE(MPH) LGT/VAR E 5 SE 6 G18 E 8 G20
PRECIP AMOUNT 0.04 0.46 0.73 0.45
PRECIP DURATION 2 7 10 11
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 460 460
MIXING HGT(FT-AGL/MSL) 1490 1510
TRANSPORT WND (MPH) E 14 E 16
VENT RATE (KT-FT) 17880 21140
CATEGORY DAY 2 2
INVERSION 7PM 64F/11AM 6PM 60F/10AM
DISPERSION 2 2
MAX ADI EARLY 4 VERY POOR 17 GEN POOR 11 POOR 23 FAIR
MAX ADI LATE 4 VERY POOR 21 FAIR 10 POOR 27 FAIR
MAX LVORI EARLY 10 8 8 8
MAX LVORI LATE 9 5 8 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-210815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 90 90 90
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 61 (-4) 75 (+1) 58 69
RH % (24H TREND) 100 (+2) 80 (+1) 100 85
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.50 0.52 0.49
PRECIP DURATION 2 7 8 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 580 450
MIXING HGT(FT-AGL/MSL) 1910 1480
TRANSPORT WND (MPH) SE 12 E 13
VENT RATE (KT-FT) 19100 16280
CATEGORY DAY 2 2
INVERSION 7PM 68F/11AM 6PM 62F/10AM
DISPERSION 2 2
MAX ADI EARLY 3 VERY POOR 15 GEN POOR 6 VERY POOR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 23 FAIR 5 VERY POOR 21 FAIR
MAX LVORI EARLY 10 9 9 9
MAX LVORI LATE 9 4 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-210815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
142 PM EDT SUN SEP 20 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 40 90 90 90
CHANCE OF THUNDER (%) 30 40 40 0
TEMP (24H TREND) 55 (-7) 69 (-2) 51 63
RH % (24H TREND) 100 (+1) 90 (+8) 100 93
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR E 5
PRECIP AMOUNT 0.02 0.45 0.48 0.66
PRECIP DURATION 2 7 8 12
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 400 430
MIXING HGT(FT-AGL/MSL) 1320 1400
TRANSPORT WND (MPH) SE 12 E 14
VENT RATE (KT-FT) 13200 16800
CATEGORY DAY 2 2
INVERSION 7PM 64F/12PM 4PM 59F/10AM
DISPERSION 2 2
MAX ADI EARLY 6 VERY POOR 12 POOR 8 POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 18 GEN POOR 7 POOR 22 FAIR
MAX LVORI EARLY 9 8 8 8
MAX LVORI LATE 9 5 9 5
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. EAST WINDS 15 TO 20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
UPPER 60S. NORTH WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. NORTH WINDS 5 TO 10 MPH.
CL
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page