174
FNUS51 KPBZ 221619
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1219 PM EDT FRI MAY 22 2026
DISCUSSION
FIRE WEATHER POTENTIAL WILL REMAIN LOW INTO THE WEEKEND WITH
MODERATE TO HEAVY RAINFALL. PROBABILITY OF ONE INCH OF RAIN IS
ELEVATED (ABOVE 70%) ACROSS THE ENTIRE REGION OVER THE NEXT 24
HOURS.PROBABILITY OF 2 INCHES OF RAINFALL OR HIGHER IS ELEVATED
(ABOVE 70%) FOR EASTERN OHIO. THE HEAVIEST RAINFALL WILL LIKELY BE
BETWEEN 10PM AND 7AM TOMORROW.
FORECASTER: HEFFERAN
OHZ039-230815-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 90 60
CHANCE OF THUNDER (%) 20 40 40 20
TEMP (24H TREND) 52 (+1) 72 (+5) 59 80
RH % (24H TREND) 99 (+12) 73 (-3) 97 61
WIND 20FT/EARLY(MPH) E 10 G19 SE 11 G20 SE 8 G18 LGT/VAR
WIND 20FT/LATE(MPH) SE 11 G19 SE 10 G20 S 5 LGT/VAR
PRECIP AMOUNT 1.09 0.45 0.32 0.02
PRECIP DURATION 12 7 6 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 510 1070
MIXING HGT(FT-AGL/MSL) 1660 3500
TRANSPORT WND (MPH) SE 20 SW 12
VENT RATE (KT-FT) 28220 35000
CATEGORY DAY 3 3
INVERSION 9PM 57F/8AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 32 FAIR 16 GEN POOR 34 FAIR
MAX ADI LATE 15 GEN POOR 33 FAIR 10 POOR 40 FAIR
MAX LVORI EARLY 5 5 5 5
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-230815-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 80 60
CHANCE OF THUNDER (%) 20 30 30 20
TEMP (24H TREND) 50 (-1) 69 (+2) 57 80
RH % (24H TREND) 98 (+12) 73 (+1) 97 62
WIND 20FT/EARLY(MPH) E 12 G20 SE 13 G22 SE 11 G20 LGT/VAR
WIND 20FT/LATE(MPH) E 12 G21 SE 12 G22 S 7 G17 SW 5
PRECIP AMOUNT 1.01 0.47 0.32 0.02
PRECIP DURATION 12 7 5 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 460 1110
MIXING HGT(FT-AGL/MSL) 1520 3640
TRANSPORT WND (MPH) SE 22 SW 10
VENT RATE (KT-FT) 28880 32760
CATEGORY DAY 3 3
INVERSION NONE NONE 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 34 FAIR 18 GEN POOR 33 FAIR
MAX ADI LATE 18 GEN POOR 35 FAIR 14 GEN POOR 40 FAIR
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-230815-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 100 100 70 60
CHANCE OF THUNDER (%) 20 0 20 0
TEMP (24H TREND) 49 (-2) 65 (-3) 55 80
RH % (24H TREND) 100 (+16) 74 (+7) 97 60
WIND 20FT/EARLY(MPH) E 11 G21 SE 13 G23 SE 12 G22 LGT/VAR
WIND 20FT/LATE(MPH) E 12 G22 SE 13 G23 SE 7 G18 SW 5
PRECIP AMOUNT 0.86 0.50 0.13 0.02
PRECIP DURATION 12 8 5 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 1100
MIXING HGT(FT-AGL/MSL) 1670 3610
TRANSPORT WND (MPH) SE 25 SW 10
VENT RATE (KT-FT) 36740 32490
CATEGORY DAY 3 3
INVERSION 9PM 52F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 23 FAIR 38 FAIR 25 FAIR 30 FAIR
MAX ADI LATE 23 FAIR 42 GEN GOOD 15 GEN POOR 40 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-230815-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 90 70
CHANCE OF THUNDER (%) 20 40 30 20
TEMP (24H TREND) 53 (+3) 73 (+6) 58 80
RH % (24H TREND) 100 (+12) 75 (-6) 100 61
WIND 20FT/EARLY(MPH) E 9 G18 SE 9 G19 S 6 LGT/VAR
WIND 20FT/LATE(MPH) SE 9 G18 SE 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 1.02 0.45 0.22 0.02
PRECIP DURATION 12 8 4 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING 2 PM
PRECIP END CONTINUING CONTINUING 3 AM CONTINUING
MIXING HGT(M-AGL/MSL) 610 1160
MIXING HGT(FT-AGL/MSL) 2020 3790
TRANSPORT WND (MPH) S 20 SW 12
VENT RATE (KT-FT) 34340 37900
CATEGORY DAY 3 3
INVERSION 8PM 58F/8AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 33 FAIR 18 GEN POOR 36 FAIR
MAX ADI LATE 14 GEN POOR 46 GEN GOOD 8 POOR 44 GEN GOOD
MAX LVORI EARLY 5 5 6 6
MAX LVORI LATE 5 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-230815-
HARRISON-
INCLUDING THE CITY OF CADIZ
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 90 70
CHANCE OF THUNDER (%) 20 40 40 20
TEMP (24H TREND) 50 (-1) 71 (+4) 57 81
RH % (24H TREND) 100 (+12) 74 (-1) 98 61
WIND 20FT/EARLY(MPH) E 11 G20 SE 11 G21 SE 9 G19 LGT/VAR
WIND 20FT/LATE(MPH) SE 11 G20 SE 10 G21 S 6 G17 LGT/VAR
PRECIP AMOUNT 1.12 0.38 0.31 0.02
PRECIP DURATION 12 6 6 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 4 AM CONTINUING
MIXING HGT(M-AGL/MSL) 520 1100
MIXING HGT(FT-AGL/MSL) 1700 3610
TRANSPORT WND (MPH) SE 21 SW 10
VENT RATE (KT-FT) 30600 32490
CATEGORY DAY 3 3
INVERSION 9PM 55F/8AM 8PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 32 FAIR 21 FAIR 32 FAIR
MAX ADI LATE 15 GEN POOR 35 FAIR 12 POOR 39 FAIR
MAX LVORI EARLY 5 5 5 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-230815-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 80 70
CHANCE OF THUNDER (%) 20 0 20 20
TEMP (24H TREND) 50 (-2) 68 (+1) 57 80
RH % (24H TREND) 99 (+14) 73 (+1) 96 61
WIND 20FT/EARLY(MPH) E 11 G19 SE 11 G21 SE 11 G20 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G20 SE 11 G21 SE 6 G17 SW 5
PRECIP AMOUNT 1.08 0.42 0.20 0.03
PRECIP DURATION 12 7 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 510 1140
MIXING HGT(FT-AGL/MSL) 1690 3730
TRANSPORT WND (MPH) SE 21 SW 12
VENT RATE (KT-FT) 30420 37300
CATEGORY DAY 3 3
INVERSION 9PM 54F/8AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 33 FAIR 23 FAIR 30 FAIR
MAX ADI LATE 15 GEN POOR 36 FAIR 13 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-230815-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 90 70
CHANCE OF THUNDER (%) 20 40 40 30
TEMP (24H TREND) 54 (+2) 74 (+7) 58 81
RH % (24H TREND) 100 (+12) 76 (-5) 100 62
WIND 20FT/EARLY(MPH) E 9 G18 SE 9 G19 S 5 LGT/VAR
WIND 20FT/LATE(MPH) SE 9 G18 S 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.96 0.36 0.25 0.02
PRECIP DURATION 12 7 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 3 AM CONTINUING
MIXING HGT(M-AGL/MSL) 700 1130
MIXING HGT(FT-AGL/MSL) 2300 3720
TRANSPORT WND (MPH) S 21 SW 10
VENT RATE (KT-FT) 41400 33480
CATEGORY DAY 3 3
INVERSION 7PM 59F/8AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 17 GEN POOR 36 FAIR 21 FAIR 36 FAIR
MAX ADI LATE 14 GEN POOR 51 GEN GOOD 8 POOR 44 GEN GOOD
MAX LVORI EARLY 5 6 6 6
MAX LVORI LATE 5 4 9 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-230815-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 100 70
CHANCE OF THUNDER (%) 20 40 40 30
TEMP (24H TREND) 53 (0) 74 (+7) 58 82
RH % (24H TREND) 100 (+11) 74 (-6) 100 61
WIND 20FT/EARLY(MPH) E 9 G20 SE 9 G20 S 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SE 8 G18 SE 9 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 1.10 0.33 0.30 0.03
PRECIP DURATION 12 8 6 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 3 AM CONTINUING
MIXING HGT(M-AGL/MSL) 650 1080
MIXING HGT(FT-AGL/MSL) 2140 3530
TRANSPORT WND (MPH) S 20 SW 12
VENT RATE (KT-FT) 36380 35300
CATEGORY DAY 3 3
INVERSION 8PM 58F/8AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 38 FAIR 20 GEN POOR 35 FAIR
MAX ADI LATE 14 GEN POOR 47 GEN GOOD 9 POOR 40 FAIR
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 5 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-230815-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 90 70
CHANCE OF THUNDER (%) 20 40 40 30
TEMP (24H TREND) 52 (0) 73 (+7) 57 81
RH % (24H TREND) 100 (+9) 77 (0) 100 63
WIND 20FT/EARLY(MPH) E 10 G20 SE 10 G21 SE 9 G18 LGT/VAR
WIND 20FT/LATE(MPH) SE 10 G19 SE 9 G21 S 6 LGT/VAR
PRECIP AMOUNT 1.10 0.26 0.27 0.03
PRECIP DURATION 12 7 6 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 590 1060
MIXING HGT(FT-AGL/MSL) 1920 3470
TRANSPORT WND (MPH) SE 18 SW 12
VENT RATE (KT-FT) 30720 34700
CATEGORY DAY 3 3
INVERSION 8PM 59F/9AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 34 FAIR 21 FAIR 29 FAIR
MAX ADI LATE 14 GEN POOR 39 FAIR 12 POOR 39 FAIR
MAX LVORI EARLY 5 5 5 6
MAX LVORI LATE 6 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-230815-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 80 100 70
CHANCE OF THUNDER (%) 20 40 40 30
TEMP (24H TREND) 53 (0) 75 (+8) 58 82
RH % (24H TREND) 100 (+11) 77 (-2) 100 63
WIND 20FT/EARLY(MPH) E 8 G19 SE 8 G20 S 7 G17 LGT/VAR
WIND 20FT/LATE(MPH) SE 8 G18 SE 9 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.97 0.30 0.41 0.02
PRECIP DURATION 12 8 5 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 8 AM
PRECIP END CONTINUING CONTINUING 3 AM CONTINUING
MIXING HGT(M-AGL/MSL) 720 1140
MIXING HGT(FT-AGL/MSL) 2370 3740
TRANSPORT WND (MPH) S 20 SW 12
VENT RATE (KT-FT) 40290 37400
CATEGORY DAY 3 3
INVERSION 7PM 61F/9AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 37 FAIR 19 GEN POOR 31 FAIR
MAX ADI LATE 13 GEN POOR 49 GEN GOOD 8 POOR 41 GEN GOOD
MAX LVORI EARLY 5 7 6 6
MAX LVORI LATE 6 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-230815-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 100 70
CHANCE OF THUNDER (%) 20 40 40 30
TEMP (24H TREND) 53 (-2) 74 (+8) 59 81
RH % (24H TREND) 100 (+9) 77 (-2) 100 64
WIND 20FT/EARLY(MPH) E 8 G19 SE 7 G20 SE 6 G17 LGT/VAR
WIND 20FT/LATE(MPH) SE 7 G18 SE 7 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 1.04 0.24 0.31 0.03
PRECIP DURATION 12 7 5 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 670 1120
MIXING HGT(FT-AGL/MSL) 2210 3660
TRANSPORT WND (MPH) S 17 SW 12
VENT RATE (KT-FT) 33150 36600
CATEGORY DAY 3 3
INVERSION 7PM 60F/9AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 36 FAIR 14 GEN POOR 31 FAIR
MAX ADI LATE 13 GEN POOR 44 GEN GOOD 8 POOR 40 FAIR
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 7 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-230815-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 46 (-2) 60 (-7) 50 78
RH % (24H TREND) 100 (+19) 78 (+18) 100 61
WIND 20FT/EARLY(MPH) SE 12 G21 SE 16 G26 SE 16 G26 S 6
WIND 20FT/LATE(MPH) E 14 G23 SE 17 G29 SE 12 G23 SW 5
PRECIP AMOUNT 0.50 0.69 0.06 0.01
PRECIP DURATION 6 9 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 510 1050
MIXING HGT(FT-AGL/MSL) 1670 3440
TRANSPORT WND (MPH) SE 30 SW 12
VENT RATE (KT-FT) 43420 34400
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 27 FAIR 48 GEN GOOD 30 FAIR 27 FAIR
MAX ADI LATE 24 FAIR 51 GEN GOOD 21 FAIR 39 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-230815-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 100 80 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 44 (-2) 57 (-9) 48 77
RH % (24H TREND) 100 (+15) 80 (+24) 100 65
WIND 20FT/EARLY(MPH) SE 9 G20 SE 13 G24 SE 14 G26 SE 6
WIND 20FT/LATE(MPH) SE 12 G23 SE 13 G26 SE 10 G23 LGT/VAR
PRECIP AMOUNT 0.40 0.78 0.06 0.01
PRECIP DURATION 5 9 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 550 940
MIXING HGT(FT-AGL/MSL) 1790 3080
TRANSPORT WND (MPH) SE 28 SW 12
VENT RATE (KT-FT) 42960 30800
CATEGORY DAY 3 3
INVERSION 8PM 48F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 47 GEN GOOD 29 FAIR 21 FAIR
MAX ADI LATE 20 GEN POOR 49 GEN GOOD 20 GEN POOR 35 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-230815-
FOREST-
INCLUDING THE CITY OF TIONESTA
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 90 100 80 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 42 (0) 54 (-11) 45 76
RH % (24H TREND) 100 (+14) 77 (+26) 100 63
WIND 20FT/EARLY(MPH) SE 8 G19 SE 11 G24 SE 13 G26 SE 6 G17
WIND 20FT/LATE(MPH) SE 10 G23 SE 12 G27 SE 9 G23 LGT/VAR
PRECIP AMOUNT 0.29 0.80 0.04 0.01
PRECIP DURATION 4 10 5 2
PRECIP BEGIN 10 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 560 830
MIXING HGT(FT-AGL/MSL) 1850 2730
TRANSPORT WND (MPH) SE 29 SW 12
VENT RATE (KT-FT) 46250 27300
CATEGORY DAY 3 3
INVERSION 8PM 47F/4AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 48 GEN GOOD 31 FAIR 24 FAIR
MAX ADI LATE 20 GEN POOR 51 GEN GOOD 20 GEN POOR 36 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-230815-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 20 20 0
TEMP (24H TREND) 47 (-3) 63 (-5) 52 80
RH % (24H TREND) 100 (+21) 75 (+13) 100 61
WIND 20FT/EARLY(MPH) SE 11 G20 SE 14 G23 SE 14 G23 LGT/VAR
WIND 20FT/LATE(MPH) E 13 G23 SE 14 G23 SE 9 G21 LGT/VAR
PRECIP AMOUNT 0.69 0.59 0.06 0.03
PRECIP DURATION 9 8 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 540 1030
MIXING HGT(FT-AGL/MSL) 1760 3380
TRANSPORT WND (MPH) SE 29 SW 10
VENT RATE (KT-FT) 44000 30420
CATEGORY DAY 3 3
INVERSION 9PM 50F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 29 FAIR 44 GEN GOOD 30 FAIR 25 FAIR
MAX ADI LATE 27 FAIR 51 GEN GOOD 19 GEN POOR 38 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-230815-
BUTLER-
INCLUDING THE CITY OF BUTLER
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 0 20 0
TEMP (24H TREND) 44 (-6) 60 (-7) 49 79
RH % (24H TREND) 100 (+21) 80 (+15) 100 65
WIND 20FT/EARLY(MPH) E 11 G20 SE 14 G23 SE 14 G23 LGT/VAR
WIND 20FT/LATE(MPH) E 12 G22 SE 14 G23 SE 9 G20 LGT/VAR
PRECIP AMOUNT 0.66 0.68 0.07 0.01
PRECIP DURATION 10 8 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 1060
MIXING HGT(FT-AGL/MSL) 1810 3480
TRANSPORT WND (MPH) SE 28 SW 12
VENT RATE (KT-FT) 43440 34800
CATEGORY DAY 3 3
INVERSION 9PM 48F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 28 FAIR 42 GEN GOOD 28 FAIR 21 FAIR
MAX ADI LATE 25 FAIR 49 GEN GOOD 17 GEN POOR 38 FAIR
MAX LVORI EARLY 5 4 5 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-230815-
CLARION-
INCLUDING THE CITY OF CLARION
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS SHOWERS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 0 20 0
TEMP (24H TREND) 44 (-1) 56 (-10) 47 78
RH % (24H TREND) 100 (+20) 78 (+22) 100 63
WIND 20FT/EARLY(MPH) SE 9 G20 SE 13 G25 SE 14 G26 SE 6 G17
WIND 20FT/LATE(MPH) SE 11 G23 SE 13 G26 SE 10 G23 S 5
PRECIP AMOUNT 0.46 0.80 0.04 0.01
PRECIP DURATION 6 10 5 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 560 870
MIXING HGT(FT-AGL/MSL) 1830 2840
TRANSPORT WND (MPH) SE 28 SW 10
VENT RATE (KT-FT) 43920 25560
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 48 GEN GOOD 29 FAIR 20 GEN POOR
MAX ADI LATE 25 FAIR 50 GEN GOOD 20 GEN POOR 33 FAIR
MAX LVORI EARLY 3 4 4 6
MAX LVORI LATE 5 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-230815-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 43 (-3) 54 (-10) 46 75
RH % (24H TREND) 99 (+24) 76 (+22) 99 65
WIND 20FT/EARLY(MPH) SE 10 G21 SE 15 G27 SE 15 G28 SE 7 G18
WIND 20FT/LATE(MPH) SE 12 G24 SE 15 G28 SE 11 G23 S 5
PRECIP AMOUNT 0.41 0.82 0.06 0.02
PRECIP DURATION 7 10 5 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 860
MIXING HGT(FT-AGL/MSL) 1810 2830
TRANSPORT WND (MPH) SE 26 SW 10
VENT RATE (KT-FT) 41630 25470
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 46 GEN GOOD 31 FAIR 21 FAIR
MAX ADI LATE 21 FAIR 51 GEN GOOD 20 GEN POOR 32 FAIR
MAX LVORI EARLY 3 4 4 5
MAX LVORI LATE 5 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-230815-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 70 70
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 49 (-3) 63 (-4) 54 80
RH % (24H TREND) 99 (+17) 74 (+6) 96 63
WIND 20FT/EARLY(MPH) E 11 G20 SE 12 G23 SE 12 G23 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G21 SE 12 G22 SE 7 G18 LGT/VAR
PRECIP AMOUNT 0.84 0.55 0.07 0.02
PRECIP DURATION 12 8 3 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 570 1090
MIXING HGT(FT-AGL/MSL) 1870 3570
TRANSPORT WND (MPH) SE 25 SW 10
VENT RATE (KT-FT) 41140 32130
CATEGORY DAY 3 3
INVERSION 9PM 52F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 38 FAIR 28 FAIR 27 FAIR
MAX ADI LATE 23 FAIR 46 GEN GOOD 15 GEN POOR 40 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-230815-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 70
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 48 (-4) 64 (-2) 52 80
RH % (24H TREND) 100 (+14) 75 (+5) 99 67
WIND 20FT/EARLY(MPH) E 11 G20 SE 13 G22 SE 13 G23 LGT/VAR
WIND 20FT/LATE(MPH) E 12 G21 SE 14 G23 SE 8 G18 LGT/VAR
PRECIP AMOUNT 0.85 0.52 0.04 0.02
PRECIP DURATION 12 8 3 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 570 1080
MIXING HGT(FT-AGL/MSL) 1870 3540
TRANSPORT WND (MPH) SE 24 SW 12
VENT RATE (KT-FT) 39270 35400
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 36 FAIR 27 FAIR 23 FAIR
MAX ADI LATE 17 GEN POOR 45 GEN GOOD 14 GEN POOR 40 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-230815-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 50
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 45 (-5) 59 (-7) 49 79
RH % (24H TREND) 100 (+20) 78 (+16) 100 66
WIND 20FT/EARLY(MPH) SE 10 G20 SE 14 G24 SE 13 G24 SE 5
WIND 20FT/LATE(MPH) E 12 G23 SE 13 G26 SE 9 G21 LGT/VAR
PRECIP AMOUNT 0.62 0.69 0.04 0.01
PRECIP DURATION 10 9 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 570 970
MIXING HGT(FT-AGL/MSL) 1860 3170
TRANSPORT WND (MPH) SE 26 SW 10
VENT RATE (KT-FT) 42780 28530
CATEGORY DAY 3 3
INVERSION 8PM 48F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 43 GEN GOOD 27 FAIR 21 FAIR
MAX ADI LATE 20 GEN POOR 49 GEN GOOD 17 GEN POOR 35 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-230815-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 70
CHANCE OF THUNDER (%) 20 0 20 30
TEMP (24H TREND) 49 (-4) 67 (+2) 54 79
RH % (24H TREND) 99 (+14) 75 (+3) 98 66
WIND 20FT/EARLY(MPH) E 11 G20 SE 11 G21 SE 12 G23 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G21 SE 12 G21 SE 7 G19 LGT/VAR
PRECIP AMOUNT 0.98 0.36 0.06 0.04
PRECIP DURATION 12 7 3 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 1060
MIXING HGT(FT-AGL/MSL) 1720 3470
TRANSPORT WND (MPH) SE 22 SW 12
VENT RATE (KT-FT) 32680 34700
CATEGORY DAY 3 3
INVERSION 8PM 52F/6AM NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 33 FAIR 26 FAIR 30 FAIR
MAX ADI LATE 15 GEN POOR 38 FAIR 14 GEN POOR 39 FAIR
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-230815-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 70
CHANCE OF THUNDER (%) 20 20 20 40
TEMP (24H TREND) 50 (-3) 69 (+5) 55 80
RH % (24H TREND) 99 (+6) 74 (-5) 98 69
WIND 20FT/EARLY(MPH) E 9 G19 SE 9 G20 SE 9 G21 LGT/VAR
WIND 20FT/LATE(MPH) SE 9 G19 SE 9 G19 SE 5 LGT/VAR
PRECIP AMOUNT 0.83 0.23 0.05 0.08
PRECIP DURATION 12 7 4 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 500 1080
MIXING HGT(FT-AGL/MSL) 1650 3540
TRANSPORT WND (MPH) SE 21 SW 13
VENT RATE (KT-FT) 29700 38940
CATEGORY DAY 3 3
INVERSION 7PM 54F/8AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 35 FAIR 19 GEN POOR 31 FAIR
MAX ADI LATE 14 GEN POOR 39 FAIR 12 POOR 43 GEN GOOD
MAX LVORI EARLY 5 5 4 5
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-230815-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 60
CHANCE OF THUNDER (%) 0 0 20 30
TEMP (24H TREND) 46 (-5) 62 (-3) 51 80
RH % (24H TREND) 100 (+12) 75 (+5) 100 67
WIND 20FT/EARLY(MPH) SE 12 G24 SE 16 G29 SE 16 G29 LGT/VAR
WIND 20FT/LATE(MPH) SE 14 G27 SE 17 G29 SE 9 G23 LGT/VAR
PRECIP AMOUNT 0.71 0.49 0.03 0.02
PRECIP DURATION 12 8 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 530 1030
MIXING HGT(FT-AGL/MSL) 1740 3390
TRANSPORT WND (MPH) SE 25 SW 13
VENT RATE (KT-FT) 38280 37290
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 37 FAIR 26 FAIR 24 FAIR
MAX ADI LATE 18 GEN POOR 43 GEN GOOD 15 GEN POOR 42 GEN GOOD
MAX LVORI EARLY 5 4 4 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-230815-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 60
CHANCE OF THUNDER (%) 0 0 20 30
TEMP (24H TREND) 44 (-8) 60 (-2) 49 79
RH % (24H TREND) 99 (+12) 69 (-1) 98 61
WIND 20FT/EARLY(MPH) SE 14 G26 SE 18 G30 SE 16 G29 LGT/VAR
WIND 20FT/LATE(MPH) SE 15 G28 SE 17 G29 SE 9 G24 LGT/VAR
PRECIP AMOUNT 0.61 0.43 0.03 0.02
PRECIP DURATION 12 8 3 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 460 960
MIXING HGT(FT-AGL/MSL) 1500 3140
TRANSPORT WND (MPH) SE 30 SW 13
VENT RATE (KT-FT) 39000 34540
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 44 GEN GOOD 26 FAIR 20 GEN POOR
MAX ADI LATE 22 FAIR 47 GEN GOOD 19 GEN POOR 40 FAIR
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-230815-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 70
CHANCE OF THUNDER (%) 20 20 20 40
TEMP (24H TREND) 48 (-6) 65 (+1) 53 80
RH % (24H TREND) 100 (+16) 71 (+2) 99 67
WIND 20FT/EARLY(MPH) SE 11 G25 SE 13 G28 SE 13 G27 LGT/VAR
WIND 20FT/LATE(MPH) SE 12 G26 SE 13 G26 SE 6 G22 LGT/VAR
PRECIP AMOUNT 0.63 0.25 0.02 0.06
PRECIP DURATION 12 7 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 440 1050
MIXING HGT(FT-AGL/MSL) 1430 3460
TRANSPORT WND (MPH) SE 24 SW 13
VENT RATE (KT-FT) 30030 38060
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 35 FAIR 23 FAIR 29 FAIR
MAX ADI LATE 18 GEN POOR 38 FAIR 14 GEN POOR 43 GEN GOOD
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-230815-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 50 70
CHANCE OF THUNDER (%) 0 0 20 40
TEMP (24H TREND) 45 (-6) 61 (+1) 50 78
RH % (24H TREND) 99 (+7) 71 (-8) 98 65
WIND 20FT/EARLY(MPH) SE 11 G25 SE 13 G27 SE 12 G28 LGT/VAR
WIND 20FT/LATE(MPH) SE 13 G26 SE 12 G27 SE 6 G23 LGT/VAR
PRECIP AMOUNT 0.60 0.29 0.03 0.05
PRECIP DURATION 12 7 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 440 1070
MIXING HGT(FT-AGL/MSL) 1430 3510
TRANSPORT WND (MPH) SE 26 SW 13
VENT RATE (KT-FT) 32890 38610
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 38 FAIR 25 FAIR 24 FAIR
MAX ADI LATE 21 FAIR 42 GEN GOOD 15 GEN POOR 47 GEN GOOD
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-230815-
INDIANA-
INCLUDING THE CITY OF INDIANA
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 44 (-5) 58 (-6) 47 78
RH % (24H TREND) 100 (+15) 76 (+14) 99 65
WIND 20FT/EARLY(MPH) SE 11 G23 SE 16 G28 SE 16 G28 SE 6 G17
WIND 20FT/LATE(MPH) SE 14 G25 SE 16 G28 SE 11 G24 S 5
PRECIP AMOUNT 0.58 0.69 0.05 0.02
PRECIP DURATION 12 10 3 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 960
MIXING HGT(FT-AGL/MSL) 1810 3160
TRANSPORT WND (MPH) SE 28 SW 12
VENT RATE (KT-FT) 43440 31600
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 26 FAIR 45 GEN GOOD 28 FAIR 20 GEN POOR
MAX ADI LATE 20 GEN POOR 49 GEN GOOD 19 GEN POOR 37 FAIR
MAX LVORI EARLY 4 4 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-230815-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 70 50
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 44 (-5) 57 (-6) 49 77
RH % (24H TREND) 99 (+10) 75 (+11) 99 64
WIND 20FT/EARLY(MPH) SE 12 G24 SE 17 G29 SE 17 G29 SE 6 G18
WIND 20FT/LATE(MPH) SE 15 G27 SE 16 G30 SE 11 G25 S 5
PRECIP AMOUNT 0.57 0.60 0.04 0.02
PRECIP DURATION 12 10 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 490 930
MIXING HGT(FT-AGL/MSL) 1600 3050
TRANSPORT WND (MPH) SE 30 SW 13
VENT RATE (KT-FT) 41600 33550
CATEGORY DAY 3 3
INVERSION NONE NONE NONE NONE
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 47 GEN GOOD 30 FAIR 20 GEN POOR
MAX ADI LATE 21 FAIR 50 GEN GOOD 20 GEN POOR 39 FAIR
MAX LVORI EARLY 4 4 4 5
MAX LVORI LATE 5 4 5 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-230815-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 80 70
CHANCE OF THUNDER (%) 20 0 20 20
TEMP (24H TREND) 50 (-2) 66 (0) 56 80
RH % (24H TREND) 97 (+10) 72 (+2) 94 61
WIND 20FT/EARLY(MPH) E 11 G20 SE 11 G21 SE 11 G21 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G20 SE 11 G21 SE 6 G17 LGT/VAR
PRECIP AMOUNT 1.00 0.47 0.12 0.03
PRECIP DURATION 12 8 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 530 1120
MIXING HGT(FT-AGL/MSL) 1740 3690
TRANSPORT WND (MPH) SE 23 SW 10
VENT RATE (KT-FT) 34800 33210
CATEGORY DAY 3 3
INVERSION 9PM 53F/6AM 8PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 22 FAIR 35 FAIR 25 FAIR 29 FAIR
MAX ADI LATE 17 GEN POOR 40 FAIR 14 GEN POOR 41 GEN GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-230815-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 70 70
CHANCE OF THUNDER (%) 20 0 20 20
TEMP (24H TREND) 51 (-2) 68 (+2) 58 81
RH % (24H TREND) 95 (+13) 73 (+1) 92 62
WIND 20FT/EARLY(MPH) E 11 G20 SE 11 G20 SE 11 G21 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G19 SE 11 G20 SE 6 G17 LGT/VAR
PRECIP AMOUNT 1.06 0.37 0.10 0.03
PRECIP DURATION 12 7 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 5 AM CONTINUING
MIXING HGT(M-AGL/MSL) 520 1100
MIXING HGT(FT-AGL/MSL) 1700 3610
TRANSPORT WND (MPH) SE 22 SW 13
VENT RATE (KT-FT) 32300 39710
CATEGORY DAY 3 3
INVERSION 9PM 54F/8AM 8PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 21 FAIR 32 FAIR 24 FAIR 29 FAIR
MAX ADI LATE 15 GEN POOR 38 FAIR 14 GEN POOR 44 GEN GOOD
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-230815-
OHIO-
INCLUDING THE CITY OF WHEELING
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 80 70
CHANCE OF THUNDER (%) 20 20 20 30
TEMP (24H TREND) 51 (-1) 70 (+4) 58 80
RH % (24H TREND) 98 (+10) 76 (+6) 96 64
WIND 20FT/EARLY(MPH) E 11 G20 SE 11 G21 SE 10 G20 LGT/VAR
WIND 20FT/LATE(MPH) E 11 G20 SE 10 G20 S 7 G17 LGT/VAR
PRECIP AMOUNT 1.06 0.31 0.13 0.03
PRECIP DURATION 12 7 4 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 6 AM CONTINUING
MIXING HGT(M-AGL/MSL) 530 1060
MIXING HGT(FT-AGL/MSL) 1740 3470
TRANSPORT WND (MPH) SE 20 SW 12
VENT RATE (KT-FT) 29580 34700
CATEGORY DAY 3 3
INVERSION 9PM 55F/8AM 7PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 30 FAIR 23 FAIR 29 FAIR
MAX ADI LATE 15 GEN POOR 39 FAIR 13 GEN POOR 40 FAIR
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-230815-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 70 70
CHANCE OF THUNDER (%) 20 30 30 30
TEMP (24H TREND) 52 (-1) 72 (+7) 59 81
RH % (24H TREND) 98 (+8) 77 (-3) 95 67
WIND 20FT/EARLY(MPH) E 10 G20 SE 9 G20 SE 8 G19 LGT/VAR
WIND 20FT/LATE(MPH) SE 9 G19 SE 8 G19 S 5 G17 LGT/VAR
PRECIP AMOUNT 1.01 0.25 0.15 0.04
PRECIP DURATION 12 7 5 4
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 570 1040
MIXING HGT(FT-AGL/MSL) 1880 3420
TRANSPORT WND (MPH) SE 18 SW 12
VENT RATE (KT-FT) 30080 34200
CATEGORY DAY 3 3
INVERSION 8PM 59F/9AM 7PM 65F/8AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 33 FAIR 17 GEN POOR 30 FAIR
MAX ADI LATE 14 GEN POOR 41 GEN GOOD 12 POOR 39 FAIR
MAX LVORI EARLY 4 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-230815-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 70 70
CHANCE OF THUNDER (%) 20 30 30 40
TEMP (24H TREND) 52 (-1) 73 (+9) 60 80
RH % (24H TREND) 99 (+6) 77 (-4) 97 70
WIND 20FT/EARLY(MPH) E 9 G20 SE 7 G19 SE 7 G18 LGT/VAR
WIND 20FT/LATE(MPH) E 8 G18 SE 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.88 0.24 0.15 0.09
PRECIP DURATION 12 7 5 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 630 1130
MIXING HGT(FT-AGL/MSL) 2070 3700
TRANSPORT WND (MPH) SE 17 SW 12
VENT RATE (KT-FT) 31050 37000
CATEGORY DAY 3 3
INVERSION 8PM 60F/10AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 30 FAIR 14 GEN POOR 25 FAIR
MAX ADI LATE 14 GEN POOR 40 FAIR 8 POOR 42 GEN GOOD
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 6 4 6 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-230815-
MARION-
INCLUDING THE CITY OF FAIRMONT
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 70 70
CHANCE OF THUNDER (%) 20 20 20 50
TEMP (24H TREND) 51 (-2) 71 (+7) 57 79
RH % (24H TREND) 100 (+6) 72 (-7) 100 69
WIND 20FT/EARLY(MPH) E 9 G19 SE 8 G21 SE 7 G19 LGT/VAR
WIND 20FT/LATE(MPH) E 8 G20 SE 8 G19 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.65 0.23 0.08 0.09
PRECIP DURATION 12 6 4 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 550 1140
MIXING HGT(FT-AGL/MSL) 1790 3750
TRANSPORT WND (MPH) SE 18 SW 13
VENT RATE (KT-FT) 28640 41250
CATEGORY DAY 3 3
INVERSION 7PM 58F/9AM 7PM 66F/9AM
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 29 FAIR 19 GEN POOR 26 FAIR
MAX ADI LATE 13 GEN POOR 40 FAIR 8 POOR 44 GEN GOOD
MAX LVORI EARLY 5 7 5 6
MAX LVORI LATE 6 4 9 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-230815-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 70
CHANCE OF THUNDER (%) 20 20 20 40
TEMP (24H TREND) 50 (-3) 70 (+6) 57 80
RH % (24H TREND) 100 (+9) 71 (-9) 98 68
WIND 20FT/EARLY(MPH) E 9 G22 SE 10 G23 SE 9 G22 LGT/VAR
WIND 20FT/LATE(MPH) SE 9 G22 SE 9 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.66 0.21 0.05 0.09
PRECIP DURATION 12 6 3 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 520 1130
MIXING HGT(FT-AGL/MSL) 1710 3720
TRANSPORT WND (MPH) SE 21 SW 13
VENT RATE (KT-FT) 30780 40920
CATEGORY DAY 3 3
INVERSION 7PM 57F/9AM 7PM 67F/9AM
DISPERSION 3 3
MAX ADI EARLY 18 GEN POOR 31 FAIR 19 GEN POOR 29 FAIR
MAX ADI LATE 15 GEN POOR 39 FAIR 8 POOR 45 GEN GOOD
MAX LVORI EARLY 5 5 4 5
MAX LVORI LATE 5 4 6 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-230815-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 50 70
CHANCE OF THUNDER (%) 20 20 20 50
TEMP (24H TREND) 47 (-3) 65 (+5) 53 78
RH % (24H TREND) 100 (+3) 71 (-12) 98 67
WIND 20FT/EARLY(MPH) SE 11 G23 SE 12 G24 SE 11 G23 LGT/VAR
WIND 20FT/LATE(MPH) SE 13 G24 SE 10 G22 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.56 0.19 0.04 0.10
PRECIP DURATION 12 5 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 440 1160
MIXING HGT(FT-AGL/MSL) 1440 3800
TRANSPORT WND (MPH) SE 23 SW 13
VENT RATE (KT-FT) 28800 41800
CATEGORY DAY 3 3
INVERSION NONE NONE 7PM 64F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 30 FAIR 20 GEN POOR 28 FAIR
MAX ADI LATE 18 GEN POOR 35 FAIR 12 POOR 46 GEN GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-230815-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 80
CHANCE OF THUNDER (%) 20 20 20 50
TEMP (24H TREND) 47 (-4) 67 (+6) 52 78
RH % (24H TREND) 100 (+4) 68 (-12) 99 65
WIND 20FT/EARLY(MPH) SE 10 G23 SE 11 G23 SE 9 G22 LGT/VAR
WIND 20FT/LATE(MPH) SE 10 G23 SE 10 G22 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.51 0.21 0.03 0.13
PRECIP DURATION 12 6 2 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 460 1120
MIXING HGT(FT-AGL/MSL) 1510 3670
TRANSPORT WND (MPH) SE 23 SW 13
VENT RATE (KT-FT) 30200 40370
CATEGORY DAY 3 3
INVERSION 7PM 54F/9AM 7PM 65F/9AM
DISPERSION 3 3
MAX ADI EARLY 19 GEN POOR 32 FAIR 19 GEN POOR 28 FAIR
MAX ADI LATE 18 GEN POOR 36 FAIR 9 POOR 52 GEN GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-230815-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 80
CHANCE OF THUNDER (%) 20 0 20 40
TEMP (24H TREND) 45 (-4) 64 (+6) 51 77
RH % (24H TREND) 100 (+1) 71 (-14) 100 67
WIND 20FT/EARLY(MPH) SE 13 G25 SE 13 G26 SE 10 G23 LGT/VAR
WIND 20FT/LATE(MPH) SE 13 G26 SE 11 G23 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.51 0.22 0.05 0.12
PRECIP DURATION 12 7 3 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 430 1100
MIXING HGT(FT-AGL/MSL) 1420 3600
TRANSPORT WND (MPH) SE 23 SW 13
VENT RATE (KT-FT) 28400 39600
CATEGORY DAY 3 3
INVERSION NONE NONE 6PM 62F/9AM
DISPERSION 3 3
MAX ADI EARLY 20 GEN POOR 34 FAIR 20 GEN POOR 29 FAIR
MAX ADI LATE 20 GEN POOR 36 FAIR 12 POOR 47 GEN GOOD
MAX LVORI EARLY 4 5 5 6
MAX LVORI LATE 5 4 8 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-230815-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 80
CHANCE OF THUNDER (%) 20 0 20 50
TEMP (24H TREND) 48 (-3) 68 (+7) 54 79
RH % (24H TREND) 100 (+2) 63 (-12) 98 61
WIND 20FT/EARLY(MPH) SE 11 G23 SE 10 G23 SE 9 G21 LGT/VAR
WIND 20FT/LATE(MPH) SE 10 G23 SE 9 G21 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.45 0.17 0.06 0.14
PRECIP DURATION 12 5 2 6
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 490 1170
MIXING HGT(FT-AGL/MSL) 1590 3830
TRANSPORT WND (MPH) SE 20 SW 13
VENT RATE (KT-FT) 27030 42130
CATEGORY DAY 3 3
INVERSION 6PM 54F/9AM 7PM 63F/9AM
DISPERSION 3 3
MAX ADI EARLY 15 GEN POOR 25 FAIR 17 GEN POOR 33 FAIR
MAX ADI LATE 15 GEN POOR 38 FAIR 8 POOR 55 GEN GOOD
MAX LVORI EARLY 4 5 4 6
MAX LVORI LATE 5 4 7 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-230815-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1219 PM EDT FRI MAY 22 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 60 90
CHANCE OF THUNDER (%) 0 0 20 40
TEMP (24H TREND) 42 (-5) 61 (+7) 48 75
RH % (24H TREND) 100 (+1) 76 (-14) 100 70
WIND 20FT/EARLY(MPH) SE 10 G25 SE 9 G24 SE 7 G21 LGT/VAR
WIND 20FT/LATE(MPH) SE 10 G24 SE 8 G21 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.42 0.21 0.03 0.10
PRECIP DURATION 11 7 3 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 370 980
MIXING HGT(FT-AGL/MSL) 1230 3200
TRANSPORT WND (MPH) SE 20 SW 12
VENT RATE (KT-FT) 20910 32000
CATEGORY DAY 2 3
INVERSION 6PM 55F/2PM 4PM 60F/9AM
DISPERSION 2 3
MAX ADI EARLY 19 GEN POOR 21 FAIR 17 GEN POOR 33 FAIR
MAX ADI LATE 17 GEN POOR 26 FAIR 9 POOR 38 FAIR
MAX LVORI EARLY 5 5 6 7
MAX LVORI LATE 5 5 8 4
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 80S. NORTHWEST
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND
80. NORTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. NORTH WINDS 5 TO 10 MPH.
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