380
FNUS51 KPBZ 131613
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1213 PM EDT WED MAY 13 2026
DISCUSSION
DAYTIME MINIMUM RELATIVE HUMIDITIES WILL GENERALLY REMAIN ABOVE
45% THROUGH THIS WEEK, SAVE FRIDAY WHICH AMY BE A TAD DRIER. RAIN
AND STORM CHANCES PERSIST TODAY AND TOMORROW. FIRE CONCERNS REMAIN
LOW.
OHZ039-140815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-12) 58 (-9) 40 69
RH % (24H TREND) 90 (+5) 50 (-6) 87 38
WIND 20FT/EARLY(MPH) NW 9 G18 NW 8 G18 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 6 NW 11 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1590 1700
MIXING HGT(FT-AGL/MSL) 5200 5570
TRANSPORT WND (MPH) NW 26 W 10
VENT RATE (KT-FT) 119600 50130
CATEGORY DAY 5 4
INVERSION NONE NONE 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 34 FAIR 59 GEN GOOD 36 FAIR 44 GEN GOOD
MAX ADI LATE 12 POOR 83 GOOD 4 VERY POOR 69 GOOD
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 4 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-140815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-13) 57 (-9) 40 69
RH % (24H TREND) 92 (-1) 50 (-8) 84 38
WIND 20FT/EARLY(MPH) NW 9 G17 NW 9 G18 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 6 NW 12 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1520 1670
MIXING HGT(FT-AGL/MSL) 5000 5480
TRANSPORT WND (MPH) NW 28 W 10
VENT RATE (KT-FT) 120000 49320
CATEGORY DAY 5 4
INVERSION NONE NONE 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 33 FAIR 59 GEN GOOD 38 FAIR 51 GEN GOOD
MAX ADI LATE 17 GEN POOR 84 GOOD 5 VERY POOR 66 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-140815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-12) 56 (-10) 40 69
RH % (24H TREND) 93 (+3) 53 (-7) 85 38
WIND 20FT/EARLY(MPH) NW 8 G17 NW 9 G18 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 11 G19 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.05 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1470 1640
MIXING HGT(FT-AGL/MSL) 4830 5370
TRANSPORT WND (MPH) NW 28 W 10
VENT RATE (KT-FT) 115920 48330
CATEGORY DAY 5 4
INVERSION NONE NONE 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 32 FAIR 62 GOOD 38 FAIR 55 GEN GOOD
MAX ADI LATE 10 POOR 83 GOOD 6 VERY POOR 65 GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-140815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-14) 59 (-8) 40 70
RH % (24H TREND) 87 (-3) 48 (-4) 91 39
WIND 20FT/EARLY(MPH) NW 8 G18 NW 7 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 9 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.04 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1760 1700
MIXING HGT(FT-AGL/MSL) 5780 5590
TRANSPORT WND (MPH) NW 23 W 9
VENT RATE (KT-FT) 115600 44720
CATEGORY DAY 5 3
INVERSION NONE NONE 8PM 51F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 77 GOOD 32 FAIR 45 GEN GOOD
MAX ADI LATE 12 POOR 102 VERY GOOD3 VERY POOR 62 GOOD
MAX LVORI EARLY 3 4 3 6
MAX LVORI LATE 4 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-140815-
HARRISON-
INCLUDING THE CITY OF CADIZ
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-11) 58 (-9) 40 70
RH % (24H TREND) 91 (+4) 49 (-5) 88 37
WIND 20FT/EARLY(MPH) NW 9 G18 NW 8 G18 NW 6 G18 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 10 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1560 1690
MIXING HGT(FT-AGL/MSL) 5120 5540
TRANSPORT WND (MPH) NW 26 W 10
VENT RATE (KT-FT) 117760 49860
CATEGORY DAY 5 4
INVERSION 9PM 45F/4AM 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 33 FAIR 59 GEN GOOD 36 FAIR 53 GEN GOOD
MAX ADI LATE 12 POOR 80 GOOD 5 VERY POOR 69 GOOD
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 5 3 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-140815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (-12) 57 (-10) 40 70
RH % (24H TREND) 90 (+5) 50 (-4) 84 35
WIND 20FT/EARLY(MPH) NW 9 G17 NW 8 G17 NW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 11 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1540 1700
MIXING HGT(FT-AGL/MSL) 5050 5560
TRANSPORT WND (MPH) NW 28 W 10
VENT RATE (KT-FT) 121200 50040
CATEGORY DAY 5 4
INVERSION 9PM 46F/4AM 8PM 50F/9AM
DISPERSION 5 4
MAX ADI EARLY 34 FAIR 60 GEN GOOD 35 FAIR 61 GOOD
MAX ADI LATE 10 POOR 83 GOOD 5 VERY POOR 69 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-140815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 0 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-12) 60 (-8) 40 71
RH % (24H TREND) 83 (-7) 47 (-1) 93 36
WIND 20FT/EARLY(MPH) NW 9 G19 NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 PM
PRECIP END 6 AM
MIXING HGT(M-AGL/MSL) 1770 1690
MIXING HGT(FT-AGL/MSL) 5810 5540
TRANSPORT WND (MPH) NW 23 W 9
VENT RATE (KT-FT) 116200 44320
CATEGORY DAY 5 3
INVERSION NONE NONE 8PM 51F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 77 GOOD 30 FAIR 46 GEN GOOD
MAX ADI LATE 12 POOR 100 GOOD 3 VERY POOR 61 GOOD
MAX LVORI EARLY 2 3 3 7
MAX LVORI LATE 4 1 7 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-140815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-10) 60 (-9) 40 71
RH % (24H TREND) 87 (-5) 47 (-4) 90 35
WIND 20FT/EARLY(MPH) NW 8 G17 NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1660 1690
MIXING HGT(FT-AGL/MSL) 5430 5540
TRANSPORT WND (MPH) NW 25 W 9
VENT RATE (KT-FT) 119460 44320
CATEGORY DAY 5 3
INVERSION 9PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 3
MAX ADI EARLY 34 FAIR 65 GOOD 34 FAIR 45 GEN GOOD
MAX ADI LATE 11 POOR 103 VERY GOOD4 VERY POOR 62 GOOD
MAX LVORI EARLY 3 4 3 6
MAX LVORI LATE 4 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-140815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-9) 58 (-10) 40 71
RH % (24H TREND) 91 (+9) 51 (-3) 90 34
WIND 20FT/EARLY(MPH) NW 9 G18 NW 8 G18 NW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 10 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.06 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1560 1740
MIXING HGT(FT-AGL/MSL) 5130 5700
TRANSPORT WND (MPH) NW 25 W 10
VENT RATE (KT-FT) 112860 51300
CATEGORY DAY 5 4
INVERSION 9PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 34 FAIR 59 GEN GOOD 34 FAIR 57 GEN GOOD
MAX ADI LATE 11 POOR 79 GOOD 5 VERY POOR 71 GOOD
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 4 2 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-140815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-7) 60 (-9) 40 72
RH % (24H TREND) 88 (-6) 48 (-6) 93 33
WIND 20FT/EARLY(MPH) NW 8 G18 NW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 1670 1730
MIXING HGT(FT-AGL/MSL) 5490 5670
TRANSPORT WND (MPH) NW 24 W 9
VENT RATE (KT-FT) 115290 45360
CATEGORY DAY 5 3
INVERSION 9PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 3
MAX ADI EARLY 17 GEN POOR 72 GOOD 32 FAIR 45 GEN GOOD
MAX ADI LATE 11 POOR 102 VERY GOOD4 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 3 4 3 6
MAX LVORI LATE 4 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-140815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-7) 59 (-10) 40 71
RH % (24H TREND) 88 (-1) 50 (-7) 91 33
WIND 20FT/EARLY(MPH) NW 7 G18 NW 6 G17 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.06 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1560 1750
MIXING HGT(FT-AGL/MSL) 5110 5750
TRANSPORT WND (MPH) NW 24 W 9
VENT RATE (KT-FT) 107310 46000
CATEGORY DAY 5 3
INVERSION 10PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 3
MAX ADI EARLY 18 GEN POOR 69 GOOD 35 FAIR 56 GEN GOOD
MAX ADI LATE 10 POOR 97 GOOD 4 VERY POOR 66 GOOD
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 4 1 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-140815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (-12) 54 (-10) 40 68
RH % (24H TREND) 99 (+5) 65 (-1) 95 41
WIND 20FT/EARLY(MPH) NW 8 NW 9 G17 NW 7 LGT/VAR
WIND 20FT/LATE(MPH) NW 6 NW 11 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.07 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1070 1720
MIXING HGT(FT-AGL/MSL) 3510 5650
TRANSPORT WND (MPH) NW 25 W 12
VENT RATE (KT-FT) 77220 56500
CATEGORY DAY 4 4
INVERSION NONE NONE 8PM 42F/4AM
DISPERSION 4 4
MAX ADI EARLY 31 FAIR 46 GEN GOOD 31 FAIR 61 GOOD
MAX ADI LATE 17 GEN POOR 63 GOOD 8 POOR 65 GOOD
MAX LVORI EARLY 5 4 4 6
MAX LVORI LATE 6 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-140815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 70 40 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-11) 51 (-12) 41 68
RH % (24H TREND) 100 (+8) 73 (+6) 98 42
WIND 20FT/EARLY(MPH) NW 6 NW 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.07 0.02 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 8 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 800 1700
MIXING HGT(FT-AGL/MSL) 2610 5580
TRANSPORT WND (MPH) NW 22 W 12
VENT RATE (KT-FT) 49590 55800
CATEGORY DAY 4 4
INVERSION NONE NONE 5AM 43F/6AM
DISPERSION 4 4
MAX ADI EARLY 29 FAIR 50 GEN GOOD 24 FAIR 61 GOOD
MAX ADI LATE 10 POOR 60 GEN GOOD 9 POOR 70 GOOD
MAX LVORI EARLY 5 5 5 5
MAX LVORI LATE 6 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-140815-
FOREST-
INCLUDING THE CITY OF TIONESTA
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 60 60 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 39 (-10) 50 (-12) 40 67
RH % (24H TREND) 98 (+7) 73 (+9) 98 41
WIND 20FT/EARLY(MPH) NW 5 W 5 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.07 0.03 0.00
PRECIP DURATION 1 4 1
PRECIP BEGIN 10 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 780 1770
MIXING HGT(FT-AGL/MSL) 2540 5800
TRANSPORT WND (MPH) NW 20 W 12
VENT RATE (KT-FT) 43180 58000
CATEGORY DAY 3 4
INVERSION NONE NONE 5AM 42F/6AM
DISPERSION 3 4
MAX ADI EARLY 28 FAIR 49 GEN GOOD 13 GEN POOR 64 GOOD
MAX ADI LATE 9 POOR 55 GEN GOOD 11 POOR 72 GOOD
MAX LVORI EARLY 4 5 5 5
MAX LVORI LATE 6 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-140815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 41 (-12) 55 (-11) 40 70
RH % (24H TREND) 98 (+9) 56 (-7) 92 38
WIND 20FT/EARLY(MPH) NW 7 NW 7 NW 7 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 11 G18 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.06 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1260 1720
MIXING HGT(FT-AGL/MSL) 4120 5630
TRANSPORT WND (MPH) NW 28 W 13
VENT RATE (KT-FT) 98880 61930
CATEGORY DAY 4 4
INVERSION NONE NONE 9PM 51F/9AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 66 GOOD 33 FAIR 58 GEN GOOD
MAX ADI LATE 11 POOR 76 GOOD 7 POOR 73 GOOD
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 6 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-140815-
BUTLER-
INCLUDING THE CITY OF BUTLER
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-12) 54 (-11) 40 69
RH % (24H TREND) 100 (+10) 66 (-3) 97 42
WIND 20FT/EARLY(MPH) NW 7 NW 8 NW 7 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G19 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.07 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1000 1730
MIXING HGT(FT-AGL/MSL) 3290 5670
TRANSPORT WND (MPH) NW 25 W 14
VENT RATE (KT-FT) 72380 68040
CATEGORY DAY 4 4
INVERSION 8PM 43F/4AM 1AM 42F/4AM
DISPERSION 4 4
MAX ADI EARLY 31 FAIR 57 GEN GOOD 31 FAIR 66 GOOD
MAX ADI LATE 11 POOR 64 GOOD 9 POOR 80 GOOD
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 7 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-140815-
CLARION-
INCLUDING THE CITY OF CLARION
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 70 40 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-10) 53 (-10) 41 68
RH % (24H TREND) 98 (+13) 70 (+4) 96 41
WIND 20FT/EARLY(MPH) NW 6 W 7 NW 6 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 LGT/VAR W 5
PRECIP AMOUNT 0.03 0.07 0.02 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM 6 AM CONTINUING
PRECIP END 4 AM CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 800 1760
MIXING HGT(FT-AGL/MSL) 2630 5780
TRANSPORT WND (MPH) NW 21 W 13
VENT RATE (KT-FT) 47340 63580
CATEGORY DAY 3 4
INVERSION 9PM 43F/4AM 11PM 43F/4AM
DISPERSION 3 4
MAX ADI EARLY 28 FAIR 54 GEN GOOD 22 FAIR 65 GOOD
MAX ADI LATE 10 POOR 59 GEN GOOD 10 POOR 77 GOOD
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 6 4 7 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-140815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 60 70 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-11) 51 (-12) 41 67
RH % (24H TREND) 94 (+12) 70 (+15) 94 41
WIND 20FT/EARLY(MPH) NW 6 W 7 NW 7 G17 NW 5
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 NW 5 W 6
PRECIP AMOUNT 0.03 0.07 0.02 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 10 PM
MIXING HGT(M-AGL/MSL) 850 1800
MIXING HGT(FT-AGL/MSL) 2800 5900
TRANSPORT WND (MPH) NW 21 W 14
VENT RATE (KT-FT) 50400 70800
CATEGORY DAY 3 4
INVERSION 8PM 42F/4AM 5AM 43F/6AM
DISPERSION 3 4
MAX ADI EARLY 25 FAIR 52 GEN GOOD 22 FAIR 70 GOOD
MAX ADI LATE 10 POOR 57 GEN GOOD 12 POOR 80 GOOD
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 5 4 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-140815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-12) 56 (-11) 41 70
RH % (24H TREND) 93 (+9) 53 (-5) 86 37
WIND 20FT/EARLY(MPH) NW 7 NW 7 G17 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G19 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.05 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1320 1660
MIXING HGT(FT-AGL/MSL) 4320 5440
TRANSPORT WND (MPH) NW 26 W 12
VENT RATE (KT-FT) 99360 54400
CATEGORY DAY 4 4
INVERSION NONE NONE 9PM 51F/9AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 72 GOOD 34 FAIR 58 GEN GOOD
MAX ADI LATE 10 POOR 75 GOOD 6 VERY POOR 74 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-140815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-11) 56 (-11) 42 70
RH % (24H TREND) 93 (+17) 57 (-1) 89 39
WIND 20FT/EARLY(MPH) NW 9 NW 9 G17 NW 8 G18 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 12 G20 NW 5 W 6
PRECIP AMOUNT 0.05 0.07 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1230 1740
MIXING HGT(FT-AGL/MSL) 4050 5710
TRANSPORT WND (MPH) NW 25 NW 12
VENT RATE (KT-FT) 89100 57100
CATEGORY DAY 4 4
INVERSION 9PM 46F/4AM 11PM 44F/4AM
DISPERSION 4 4
MAX ADI EARLY 30 FAIR 54 GEN GOOD 31 FAIR 68 GOOD
MAX ADI LATE 10 POOR 69 GOOD 6 VERY POOR 75 GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-140815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 40 (-11) 55 (-11) 41 69
RH % (24H TREND) 99 (+13) 67 (0) 96 43
WIND 20FT/EARLY(MPH) NW 6 W 7 NW 7 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G18 NW 5 W 5
PRECIP AMOUNT 0.03 0.06 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 920 1770
MIXING HGT(FT-AGL/MSL) 3030 5820
TRANSPORT WND (MPH) NW 20 W 14
VENT RATE (KT-FT) 51510 69840
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 12AM 44F/4AM
DISPERSION 4 4
MAX ADI EARLY 27 FAIR 61 GOOD 28 FAIR 68 GOOD
MAX ADI LATE 10 POOR 55 GEN GOOD 10 POOR 83 GOOD
MAX LVORI EARLY 4 5 4 4
MAX LVORI LATE 7 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-140815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 60 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-10) 56 (-11) 40 69
RH % (24H TREND) 90 (+19) 55 (+3) 85 38
WIND 20FT/EARLY(MPH) NW 8 NW 8 G17 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 11 G19 LGT/VAR W 6
PRECIP AMOUNT 0.06 0.07 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1220 1680
MIXING HGT(FT-AGL/MSL) 3990 5500
TRANSPORT WND (MPH) NW 23 W 12
VENT RATE (KT-FT) 79800 55000
CATEGORY DAY 4 4
INVERSION 8PM 46F/4AM 8PM 50F/9AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 51 GEN GOOD 32 FAIR 65 GOOD
MAX ADI LATE 9 POOR 64 GOOD 6 VERY POOR 71 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-140815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 60 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-7) 56 (-11) 41 69
RH % (24H TREND) 91 (+12) 60 (-3) 86 37
WIND 20FT/EARLY(MPH) NW 6 NW 7 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.07 0.00 0.00
PRECIP DURATION 2 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1130 1790
MIXING HGT(FT-AGL/MSL) 3700 5870
TRANSPORT WND (MPH) NW 22 NW 12
VENT RATE (KT-FT) 70300 58700
CATEGORY DAY 4 4
INVERSION 8PM 46F/4AM 8PM 50F/9AM
DISPERSION 4 4
MAX ADI EARLY 20 GEN POOR 60 GEN GOOD 27 FAIR 69 GOOD
MAX ADI LATE 9 POOR 71 GOOD 6 VERY POOR 81 GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-140815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 70 20 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 42 (-10) 55 (-12) 41 69
RH % (24H TREND) 97 (+16) 64 (+4) 93 42
WIND 20FT/EARLY(MPH) NW 7 W 9 G17 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 12 G19 W 5 W 6
PRECIP AMOUNT 0.07 0.07 0.01 0.00
PRECIP DURATION 2 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1080 1720
MIXING HGT(FT-AGL/MSL) 3540 5640
TRANSPORT WND (MPH) NW 23 NW 13
VENT RATE (KT-FT) 70800 62040
CATEGORY DAY 4 4
INVERSION 7PM 45F/4AM 8PM 44F/4AM
DISPERSION 4 4
MAX ADI EARLY 24 FAIR 47 GEN GOOD 27 FAIR 70 GOOD
MAX ADI LATE 9 POOR 57 GEN GOOD 8 POOR 79 GOOD
MAX LVORI EARLY 4 4 4 4
MAX LVORI LATE 6 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-140815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 80 80 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 40 (-12) 54 (-12) 40 69
RH % (24H TREND) 95 (+22) 65 (+9) 90 39
WIND 20FT/EARLY(MPH) NW 6 G18 W 8 G19 NW 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G20 LGT/VAR W 6
PRECIP AMOUNT 0.10 0.07 0.04 0.00
PRECIP DURATION 2 8 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 890 1640
MIXING HGT(FT-AGL/MSL) 2920 5370
TRANSPORT WND (MPH) NW 22 W 15
VENT RATE (KT-FT) 55480 69810
CATEGORY DAY 4 4
INVERSION 7PM 45F/4AM 8PM 44F/4AM
DISPERSION 4 4
MAX ADI EARLY 22 FAIR 45 GEN GOOD 23 FAIR 69 GOOD
MAX ADI LATE 9 POOR 50 GEN GOOD 12 POOR 88 GOOD
MAX LVORI EARLY 4 4 4 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-140815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 80 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 42 (-10) 55 (-12) 40 69
RH % (24H TREND) 94 (+21) 64 (+8) 88 39
WIND 20FT/EARLY(MPH) NW 6 W 7 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G17 LGT/VAR W 5
PRECIP AMOUNT 0.08 0.07 0.00 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1070 1710
MIXING HGT(FT-AGL/MSL) 3520 5590
TRANSPORT WND (MPH) NW 21 NW 13
VENT RATE (KT-FT) 63360 61490
CATEGORY DAY 4 4
INVERSION 7PM 46F/4AM 8PM 45F/8AM
DISPERSION 4 4
MAX ADI EARLY 18 GEN POOR 54 GEN GOOD 24 FAIR 69 GOOD
MAX ADI LATE 8 POOR 63 GOOD 6 VERY POOR 81 GOOD
MAX LVORI EARLY 4 4 3 5
MAX LVORI LATE 5 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-140815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 80 80 80 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 40 (-10) 52 (-12) 38 67
RH % (24H TREND) 97 (+27) 68 (+10) 91 39
WIND 20FT/EARLY(MPH) LGT/VAR W 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR W 5
PRECIP AMOUNT 0.10 0.07 0.02 0.00
PRECIP DURATION 4 5 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 880 1540
MIXING HGT(FT-AGL/MSL) 2900 5060
TRANSPORT WND (MPH) NW 21 NW 15
VENT RATE (KT-FT) 52200 65780
CATEGORY DAY 3 4
INVERSION 7PM 44F/4AM 8PM 42F/4AM
DISPERSION 3 4
MAX ADI EARLY 16 GEN POOR 42 GEN GOOD 20 GEN POOR 77 GOOD
MAX ADI LATE 9 POOR 65 GOOD 8 POOR 87 GOOD
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 5 4 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-140815-
INDIANA-
INCLUDING THE CITY OF INDIANA
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 60 40 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 41 (-10) 54 (-11) 42 69
RH % (24H TREND) 97 (+21) 68 (+7) 95 43
WIND 20FT/EARLY(MPH) NW 6 W 8 G17 NW 7 G17 NW 5
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G19 NW 5 W 6
PRECIP AMOUNT 0.06 0.07 0.03 0.00
PRECIP DURATION 1 6 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 930 1810
MIXING HGT(FT-AGL/MSL) 3040 5950
TRANSPORT WND (MPH) W 20 W 15
VENT RATE (KT-FT) 51680 77350
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 8PM 44F/4AM
DISPERSION 4 4
MAX ADI EARLY 23 FAIR 52 GEN GOOD 23 FAIR 59 GEN GOOD
MAX ADI LATE 9 POOR 48 GEN GOOD 12 POOR 89 GOOD
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 6 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-140815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 50 80 50 0
CHANCE OF THUNDER (%) 40 0 0 0
TEMP (24H TREND) 41 (-10) 53 (-12) 42 68
RH % (24H TREND) 93 (+23) 70 (+12) 92 41
WIND 20FT/EARLY(MPH) NW 6 G17 W 8 G18 NW 7 G18 W 6
WIND 20FT/LATE(MPH) LGT/VAR NW 10 G20 NW 5 W 7
PRECIP AMOUNT 0.08 0.07 0.03 0.00
PRECIP DURATION 1 7 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 860 1780
MIXING HGT(FT-AGL/MSL) 2830 5850
TRANSPORT WND (MPH) NW 22 W 15
VENT RATE (KT-FT) 53770 76050
CATEGORY DAY 4 4
INVERSION 9PM 44F/4AM 8PM 45F/4AM
DISPERSION 4 4
MAX ADI EARLY 20 GEN POOR 41 GEN GOOD 24 FAIR 63 GOOD
MAX ADI LATE 9 POOR 49 GEN GOOD 13 GEN POOR 97 GOOD
MAX LVORI EARLY 4 4 4 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-140815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-11) 56 (-10) 41 70
RH % (24H TREND) 90 (+5) 51 (-6) 82 36
WIND 20FT/EARLY(MPH) NW 8 NW 7 G17 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 10 G19 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.05 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1410 1700
MIXING HGT(FT-AGL/MSL) 4620 5570
TRANSPORT WND (MPH) NW 26 W 10
VENT RATE (KT-FT) 106260 50130
CATEGORY DAY 5 4
INVERSION NONE NONE 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 32 FAIR 77 GOOD 35 FAIR 62 GOOD
MAX ADI LATE 10 POOR 79 GOOD 5 VERY POOR 70 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-140815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-11) 57 (-10) 42 70
RH % (24H TREND) 87 (+13) 50 (+1) 82 35
WIND 20FT/EARLY(MPH) NW 9 NW 8 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 10 G18 LGT/VAR W 5
PRECIP AMOUNT 0.06 0.06 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1520 1690
MIXING HGT(FT-AGL/MSL) 4980 5540
TRANSPORT WND (MPH) NW 26 W 10
VENT RATE (KT-FT) 114540 49860
CATEGORY DAY 5 4
INVERSION 8PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 34 FAIR 69 GOOD 34 FAIR 63 GOOD
MAX ADI LATE 10 POOR 80 GOOD 5 VERY POOR 72 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-140815-
OHIO-
INCLUDING THE CITY OF WHEELING
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 43 (-8) 57 (-10) 41 70
RH % (24H TREND) 89 (+19) 52 (+8) 85 35
WIND 20FT/EARLY(MPH) NW 9 NW 8 G17 NW 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) NW 5 NW 11 G19 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.07 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 9 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1510 1680
MIXING HGT(FT-AGL/MSL) 4970 5520
TRANSPORT WND (MPH) NW 24 W 12
VENT RATE (KT-FT) 104370 55200
CATEGORY DAY 5 4
INVERSION 9PM 46F/4AM 8PM 51F/9AM
DISPERSION 5 4
MAX ADI EARLY 33 FAIR 53 GEN GOOD 33 FAIR 64 GOOD
MAX ADI LATE 10 POOR 74 GOOD 5 VERY POOR 73 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-140815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-9) 58 (-10) 41 71
RH % (24H TREND) 88 (+9) 54 (-2) 85 35
WIND 20FT/EARLY(MPH) NW 8 G17 NW 7 NW 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G18 LGT/VAR W 5
PRECIP AMOUNT 0.05 0.07 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1320 1740
MIXING HGT(FT-AGL/MSL) 4340 5700
TRANSPORT WND (MPH) NW 23 W 12
VENT RATE (KT-FT) 86800 57000
CATEGORY DAY 4 4
INVERSION 8PM 47F/4AM 9PM 51F/9AM
DISPERSION 4 4
MAX ADI EARLY 17 GEN POOR 65 GOOD 32 FAIR 69 GOOD
MAX ADI LATE 10 POOR 78 GOOD 5 VERY POOR 78 GOOD
MAX LVORI EARLY 3 4 3 5
MAX LVORI LATE 4 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-140815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 40 0 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-7) 58 (-9) 41 69
RH % (24H TREND) 88 (+6) 56 (-7) 88 36
WIND 20FT/EARLY(MPH) NW 6 NW 6 NW 5 G17 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.07 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1360 1790
MIXING HGT(FT-AGL/MSL) 4460 5860
TRANSPORT WND (MPH) NW 22 W 10
VENT RATE (KT-FT) 84740 52740
CATEGORY DAY 4 4
INVERSION 8PM 47F/4AM 9PM 50F/9AM
DISPERSION 4 4
MAX ADI EARLY 16 GEN POOR 65 GOOD 29 FAIR 69 GOOD
MAX ADI LATE 9 POOR 86 GOOD 4 VERY POOR 75 GOOD
MAX LVORI EARLY 3 4 3 6
MAX LVORI LATE 4 3 5 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-140815-
MARION-
INCLUDING THE CITY OF FAIRMONT
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 60 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 43 (-4) 56 (-10) 40 69
RH % (24H TREND) 93 (+9) 61 (-8) 90 37
WIND 20FT/EARLY(MPH) NW 5 NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR W 5
PRECIP AMOUNT 0.08 0.07 0.00 0.00
PRECIP DURATION 2 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1240 1830
MIXING HGT(FT-AGL/MSL) 4060 6010
TRANSPORT WND (MPH) NW 23 NW 12
VENT RATE (KT-FT) 81200 60100
CATEGORY DAY 4 4
INVERSION 8PM 46F/4AM 9PM 44F/8AM
DISPERSION 4 4
MAX ADI EARLY 24 FAIR 55 GEN GOOD 25 FAIR 74 GOOD
MAX ADI LATE 8 POOR 81 GOOD 5 VERY POOR 84 GOOD
MAX LVORI EARLY 4 4 3 6
MAX LVORI LATE 5 3 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-140815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 60 80 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 43 (-9) 55 (-12) 40 69
RH % (24H TREND) 92 (+17) 60 (-1) 86 37
WIND 20FT/EARLY(MPH) NW 5 NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G17 LGT/VAR W 5
PRECIP AMOUNT 0.08 0.07 0.00 0.00
PRECIP DURATION 2 4
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1130 1820
MIXING HGT(FT-AGL/MSL) 3700 5990
TRANSPORT WND (MPH) NW 22 NW 12
VENT RATE (KT-FT) 70300 59900
CATEGORY DAY 4 4
INVERSION 7PM 46F/4AM 8PM 45F/8AM
DISPERSION 4 4
MAX ADI EARLY 24 FAIR 55 GEN GOOD 24 FAIR 73 GOOD
MAX ADI LATE 8 POOR 75 GOOD 5 VERY POOR 84 GOOD
MAX LVORI EARLY 4 4 3 5
MAX LVORI LATE 5 3 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-140815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 80 50 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 41 (-10) 52 (-11) 39 66
RH % (24H TREND) 95 (+26) 67 (+8) 90 38
WIND 20FT/EARLY(MPH) NW 5 NW 6 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR W 5
PRECIP AMOUNT 0.11 0.07 0.01 0.00
PRECIP DURATION 4 6 0
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 PM
MIXING HGT(M-AGL/MSL) 950 1690
MIXING HGT(FT-AGL/MSL) 3130 5540
TRANSPORT WND (MPH) NW 21 NW 14
VENT RATE (KT-FT) 56340 66480
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 8PM 43F/8AM
DISPERSION 4 4
MAX ADI EARLY 17 GEN POOR 44 GEN GOOD 24 FAIR 71 GOOD
MAX ADI LATE 8 POOR 66 GOOD 6 VERY POOR 91 GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 6 4 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-140815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 80 80 70 0
CHANCE OF THUNDER (%) 60 0 0 0
TEMP (24H TREND) 41 (-7) 52 (-13) 39 67
RH % (24H TREND) 96 (+16) 67 (+4) 91 37
WIND 20FT/EARLY(MPH) LGT/VAR NW 5 NW 5 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 8 G17 LGT/VAR W 5
PRECIP AMOUNT 0.13 0.07 0.01 0.00
PRECIP DURATION 4 7 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 960 1670
MIXING HGT(FT-AGL/MSL) 3160 5470
TRANSPORT WND (MPH) NW 21 NW 14
VENT RATE (KT-FT) 56880 65640
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 8PM 43F/8AM
DISPERSION 4 4
MAX ADI EARLY 16 GEN POOR 45 GEN GOOD 26 FAIR 74 GOOD
MAX ADI LATE 8 POOR 67 GOOD 6 VERY POOR 92 GOOD
MAX LVORI EARLY 5 5 4 6
MAX LVORI LATE 6 4 6 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-140815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 80 80 80 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 40 (-8) 51 (-12) 39 65
RH % (24H TREND) 99 (+25) 69 (+7) 92 39
WIND 20FT/EARLY(MPH) NW 6 G18 NW 7 G17 NW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G19 LGT/VAR W 6
PRECIP AMOUNT 0.14 0.07 0.02 0.00
PRECIP DURATION 5 9 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 830 1570
MIXING HGT(FT-AGL/MSL) 2730 5150
TRANSPORT WND (MPH) NW 23 NW 16
VENT RATE (KT-FT) 54600 72100
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 8PM 42F/8AM
DISPERSION 4 4
MAX ADI EARLY 19 GEN POOR 44 GEN GOOD 28 FAIR 81 GOOD
MAX ADI LATE 10 POOR 57 GEN GOOD 9 POOR 92 GOOD
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 6 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-140815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 80 80 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 40 (-8) 52 (-13) 39 67
RH % (24H TREND) 98 (+18) 66 (+3) 92 36
WIND 20FT/EARLY(MPH) NW 5 G19 NW 6 G17 NW 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) LGT/VAR NW 9 G19 LGT/VAR W 5
PRECIP AMOUNT 0.16 0.07 0.02 0.00
PRECIP DURATION 6 11 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 830 1550
MIXING HGT(FT-AGL/MSL) 2720 5070
TRANSPORT WND (MPH) NW 23 NW 16
VENT RATE (KT-FT) 54400 70980
CATEGORY DAY 4 4
INVERSION 8PM 44F/4AM 8PM 42F/8AM
DISPERSION 4 4
MAX ADI EARLY 25 FAIR 43 GEN GOOD 27 FAIR 81 GOOD
MAX ADI LATE 8 POOR 61 GOOD 7 POOR 94 GOOD
MAX LVORI EARLY 5 4 4 6
MAX LVORI LATE 6 4 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-140815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1213 PM EDT WED MAY 13 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 100 80 80 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 37 (-7) 47 (-15) 36 63
RH % (24H TREND) 100 (+26) 77 (+17) 93 42
WIND 20FT/EARLY(MPH) NW 7 G23 NW 8 G24 NW 10 G27 NW 6 G24
WIND 20FT/LATE(MPH) NW 5 G19 NW 11 G26 NW 7 G26 W 7 G19
PRECIP AMOUNT 0.16 0.07 0.03 0.00
PRECIP DURATION 6 11 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 730 1380
MIXING HGT(FT-AGL/MSL) 2410 4510
TRANSPORT WND (MPH) NW 28 NW 18
VENT RATE (KT-FT) 57840 72160
CATEGORY DAY 4 4
INVERSION 9PM 42F/4AM 9PM 41F/8AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 49 GEN GOOD 30 FAIR 83 GOOD
MAX ADI LATE 14 GEN POOR 55 GEN GOOD 19 GEN POOR 91 GOOD
MAX LVORI EARLY 5 4 4 4
MAX LVORI LATE 5 4 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S.
SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
90S. SOUTH WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER
60S. HIGHS IN THE MID 80S. WEST WINDS 10 TO 15 MPH.
MILCAREK
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