519
FNUS51 KPBZ 181601
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1201 PM EDT SAT APR 18 2026
DISCUSSION
SCATTERED SHOWERS AND THUNDERSTORMS WILL MOVE THROUGH SATURDAY
AFTERNOON ALONG A PASSING COLD FRONT. SOUTHWEST WIND WITH GUSTS TO
25-30 KNOTS DURING THE DAY WILL VEER TO NORTHWESTERLY OVERNIGHT
AROUND 10-15 KNOTS BEFORE PICKING UP AGAIN ON SUNDAY AND MONDAY
AFTERNOONS TO AROUND 20 KNOTS. MUCH COOLER AND DRIER AIR WORKS IN
SUNDAY - TUESDAY WITH MINRH VALUES INTO THE UPPER 20S/LOW 30
PERCENT RANGE.
OHZ039-190830-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 60 0 40 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 38 (-21) 55 (-23) 31 47
RH % (24H TREND) 81 (+5) 30 (-18) 85 29
WIND 20FT/EARLY(MPH) NW 10 G23 W 8 G22 W 8 G22 NW 6
WIND 20FT/LATE(MPH) NW 8 G19 W 12 G23 NW 5 NW 8
PRECIP AMOUNT 0.17 0.00 0.02 0.00
PRECIP DURATION 3 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 3 AM 2 AM
MIXING HGT(M-AGL/MSL) 2660 2370
MIXING HGT(FT-AGL/MSL) 8740 7770
TRANSPORT WND (MPH) W 30 NW 20
VENT RATE (KT-FT) 264990 132090
CATEGORY DAY 5 5
INVERSION NONE NONE 10PM 33F/8AM
DISPERSION 5 5
MAX ADI EARLY 29 FAIR 120 VERY GOOD32 FAIR 130 VERY GOOD
MAX ADI LATE 29 FAIR 154 VERY GOOD8 POOR 161 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-190830-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 30 40 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 38 (-21) 53 (-26) 31 46
RH % (24H TREND) 82 (+8) 32 (-15) 82 29
WIND 20FT/EARLY(MPH) NW 10 G24 W 10 G22 W 8 G22 NW 7
WIND 20FT/LATE(MPH) NW 9 G20 W 13 G23 NW 6 NW 9 G17
PRECIP AMOUNT 0.21 0.01 0.02 0.00
PRECIP DURATION 4 0 2
PRECIP BEGIN 6 PM 4 PM CONTINUING
PRECIP END 4 AM CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 2570 2290
MIXING HGT(FT-AGL/MSL) 8440 7510
TRANSPORT WND (MPH) W 31 NW 20
VENT RATE (KT-FT) 223360 127670
CATEGORY DAY 5 5
INVERSION NONE NONE 10PM 32F/7AM
DISPERSION 5 5
MAX ADI EARLY 29 FAIR 115 VERY GOOD34 FAIR 127 VERY GOOD
MAX ADI LATE 29 FAIR 155 VERY GOOD10 POOR 127 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-190830-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 30 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-20) 52 (-27) 30 45
RH % (24H TREND) 83 (+3) 34 (-11) 83 30
WIND 20FT/EARLY(MPH) NW 10 G23 W 9 G22 W 7 G21 NW 7
WIND 20FT/LATE(MPH) NW 8 G19 W 12 G23 NW 5 NW 9
PRECIP AMOUNT 0.21 0.02 0.03 0.00
PRECIP DURATION 4 0 2
PRECIP BEGIN 6 PM 4 PM CONTINUING
PRECIP END 5 AM CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 2450 2250
MIXING HGT(FT-AGL/MSL) 8040 7390
TRANSPORT WND (MPH) W 30 NW 20
VENT RATE (KT-FT) 200710 125630
CATEGORY DAY 5 5
INVERSION NONE NONE 10PM 32F/6AM
DISPERSION 5 5
MAX ADI EARLY 29 FAIR 118 VERY GOOD33 FAIR 124 VERY GOOD
MAX ADI LATE 29 FAIR 147 VERY GOOD8 POOR 138 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-190830-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE SHOWERS NONE
CHANCE PRECIP (%) 60 0 30 0
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 38 (-22) 54 (-23) 31 48
RH % (24H TREND) 80 (+10) 32 (-20) 83 29
WIND 20FT/EARLY(MPH) NW 9 G23 W 7 G20 NW 7 G21 NW 5
WIND 20FT/LATE(MPH) NW 7 G18 W 11 G23 LGT/VAR NW 7
PRECIP AMOUNT 0.13 0.00 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 6 PM
PRECIP END 2 AM 2 AM
MIXING HGT(M-AGL/MSL) 2700 2430
MIXING HGT(FT-AGL/MSL) 8860 7970
TRANSPORT WND (MPH) W 30 NW 18
VENT RATE (KT-FT) 281190 127520
CATEGORY DAY 5 5
INVERSION NONE NONE 8PM 33F/8AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 169 VERY GOOD32 FAIR 131 VERY GOOD
MAX ADI LATE 28 FAIR 155 VERY GOOD7 POOR 153 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-190830-
HARRISON-
INCLUDING THE CITY OF CADIZ
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-21) 54 (-26) 31 47
RH % (24H TREND) 82 (+4) 30 (-13) 83 28
WIND 20FT/EARLY(MPH) NW 10 G26 W 9 G23 W 8 G23 NW 6
WIND 20FT/LATE(MPH) NW 9 G21 W 12 G25 NW 5 NW 9 G17
PRECIP AMOUNT 0.22 0.00 0.02 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 5 AM 2 AM
MIXING HGT(M-AGL/MSL) 2690 2440
MIXING HGT(FT-AGL/MSL) 8810 8010
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 257870 144180
CATEGORY DAY 5 5
INVERSION 8PM 42F/4AM 9PM 33F/8AM
DISPERSION 5 5
MAX ADI EARLY 29 FAIR 114 VERY GOOD32 FAIR 130 VERY GOOD
MAX ADI LATE 29 FAIR 154 VERY GOOD12 POOR 168 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-190830-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 39 (-19) 54 (-27) 32 47
RH % (24H TREND) 81 (+3) 29 (-12) 79 27
WIND 20FT/EARLY(MPH) NW 10 G25 W 9 G22 W 8 G23 NW 7
WIND 20FT/LATE(MPH) NW 9 G21 W 12 G25 NW 6 NW 9 G17
PRECIP AMOUNT 0.26 0.00 0.02 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2670 2500
MIXING HGT(FT-AGL/MSL) 8770 8220
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 211500 147960
CATEGORY DAY 5 5
INVERSION 8PM 42F/4AM 1AM 33F/7AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 116 VERY GOOD33 FAIR 122 VERY GOOD
MAX ADI LATE 29 FAIR 154 VERY GOOD11 POOR 163 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-190830-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 60 0 30 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-22) 55 (-24) 32 50
RH % (24H TREND) 78 (+3) 31 (-19) 81 28
WIND 20FT/EARLY(MPH) NW 9 G23 W 7 G22 W 7 G23 NW 5
WIND 20FT/LATE(MPH) NW 6 G19 W 11 G24 LGT/VAR NW 7
PRECIP AMOUNT 0.13 0.00 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM 6 PM
PRECIP END 3 AM 2 AM
MIXING HGT(M-AGL/MSL) 2700 2410
MIXING HGT(FT-AGL/MSL) 8860 7910
TRANSPORT WND (MPH) W 30 NW 17
VENT RATE (KT-FT) 254390 118650
CATEGORY DAY 5 5
INVERSION NONE NONE 8PM 34F/8AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 167 VERY GOOD34 FAIR 133 VERY GOOD
MAX ADI LATE 28 FAIR 152 VERY GOOD10 POOR 153 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-190830-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 70 0 30 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 39 (-21) 56 (-24) 32 50
RH % (24H TREND) 80 (+4) 29 (-17) 82 27
WIND 20FT/EARLY(MPH) NW 8 G24 W 7 G22 W 7 G23 NW 5
WIND 20FT/LATE(MPH) NW 7 G21 W 10 G24 LGT/VAR NW 7
PRECIP AMOUNT 0.19 0.00 0.01 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 4 AM 2 AM
MIXING HGT(M-AGL/MSL) 2710 2510
MIXING HGT(FT-AGL/MSL) 8910 8230
TRANSPORT WND (MPH) W 30 NW 20
VENT RATE (KT-FT) 247650 139910
CATEGORY DAY 5 5
INVERSION NONE NONE 9PM 34F/8AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 163 VERY GOOD32 FAIR 135 VERY GOOD
MAX ADI LATE 28 FAIR 153 VERY GOOD9 POOR 168 VERY GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-190830-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 30 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-19) 55 (-27) 32 49
RH % (24H TREND) 85 (+9) 29 (-12) 83 27
WIND 20FT/EARLY(MPH) W 10 G26 W 9 G23 W 8 G24 NW 6
WIND 20FT/LATE(MPH) NW 9 G22 W 12 G26 NW 6 NW 9 G17
PRECIP AMOUNT 0.29 0.00 0.02 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 5 AM 2 AM
MIXING HGT(M-AGL/MSL) 2700 2580
MIXING HGT(FT-AGL/MSL) 8860 8470
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 276860 152460
CATEGORY DAY 5 5
INVERSION 7PM 43F/4AM 9PM 35F/8AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 112 VERY GOOD33 FAIR 133 VERY GOOD
MAX ADI LATE 30 FAIR 154 VERY GOOD13 GEN POOR 175 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-190830-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 30 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 39 (-19) 57 (-25) 33 51
RH % (24H TREND) 82 (+3) 29 (-15) 82 26
WIND 20FT/EARLY(MPH) NW 9 G24 W 7 G22 W 7 G23 NW 5
WIND 20FT/LATE(MPH) NW 7 G21 W 10 G25 LGT/VAR NW 7
PRECIP AMOUNT 0.24 0.00 0.02 0.00
PRECIP DURATION 5 1
PRECIP BEGIN 6 PM 6 PM
PRECIP END 4 AM 2 AM
MIXING HGT(M-AGL/MSL) 2760 2540
MIXING HGT(FT-AGL/MSL) 9050 8330
TRANSPORT WND (MPH) W 28 NW 20
VENT RATE (KT-FT) 298440 141610
CATEGORY DAY 5 5
INVERSION 7PM 43F/4AM 9PM 35F/8AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 156 VERY GOOD33 FAIR 137 VERY GOOD
MAX ADI LATE 29 FAIR 151 VERY GOOD11 POOR 167 VERY GOOD
MAX LVORI EARLY 4 3 2 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-190830-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 30 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-19) 57 (-26) 33 51
RH % (24H TREND) 83 (+1) 28 (-11) 81 26
WIND 20FT/EARLY(MPH) W 8 G26 W 7 G23 W 7 G24 NW 5
WIND 20FT/LATE(MPH) NW 7 G22 W 10 G26 LGT/VAR NW 7 G17
PRECIP AMOUNT 0.27 0.00 0.02 0.00
PRECIP DURATION 6 1
PRECIP BEGIN 6 PM 6 PM
PRECIP END 5 AM 2 AM
MIXING HGT(M-AGL/MSL) 2800 2660
MIXING HGT(FT-AGL/MSL) 9200 8730
TRANSPORT WND (MPH) W 29 NW 21
VENT RATE (KT-FT) 301160 157140
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 9PM 35F/8AM
DISPERSION 5 5
MAX ADI EARLY 27 FAIR 160 VERY GOOD34 FAIR 132 VERY GOOD
MAX ADI LATE 29 FAIR 198 VERY GOOD10 POOR 177 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 4 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-190830-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 70 40 50 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 36 (-20) 49 (-29) 28 44
RH % (24H TREND) 89 (+6) 38 (-10) 90 35
WIND 20FT/EARLY(MPH) W 10 G24 W 10 G21 W 7 G20 NW 8
WIND 20FT/LATE(MPH) NW 9 G18 W 13 G24 NW 6 NW 10 G17
PRECIP AMOUNT 0.19 0.01 0.04 0.00
PRECIP DURATION 4 0 2
PRECIP BEGIN 6 PM 4 PM CONTINUING
PRECIP END 5 AM CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 2440 2030
MIXING HGT(FT-AGL/MSL) 8000 6670
TRANSPORT WND (MPH) W 28 NW 18
VENT RATE (KT-FT) 200580 106720
CATEGORY DAY 5 5
INVERSION NONE NONE 11PM 30F/6AM
DISPERSION 5 5
MAX ADI EARLY 31 FAIR 95 GOOD 32 FAIR 119 VERY GOOD
MAX ADI LATE 29 FAIR 138 VERY GOOD9 POOR 105 VERY GOOD
MAX LVORI EARLY 4 3 4 4
MAX LVORI LATE 4 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-190830-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 36 (-18) 49 (-30) 27 43
RH % (24H TREND) 91 (+8) 38 (-6) 90 35
WIND 20FT/EARLY(MPH) W 8 G23 W 8 G20 W 6 G19 NW 7
WIND 20FT/LATE(MPH) NW 8 G18 W 10 G23 NW 5 NW 9 G17
PRECIP AMOUNT 0.28 0.00 0.01 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2440 2150
MIXING HGT(FT-AGL/MSL) 8020 7060
TRANSPORT WND (MPH) W 29 NW 17
VENT RATE (KT-FT) 211150 105900
CATEGORY DAY 5 5
INVERSION NONE NONE 12AM 31F/4AM
DISPERSION 5 5
MAX ADI EARLY 27 FAIR 121 VERY GOOD37 FAIR 104 VERY GOOD
MAX ADI LATE 28 FAIR 142 VERY GOOD8 POOR 128 VERY GOOD
MAX LVORI EARLY 4 3 4 3
MAX LVORI LATE 4 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-190830-
FOREST-
INCLUDING THE CITY OF TIONESTA
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 35 (-18) 48 (-31) 26 41
RH % (24H TREND) 91 (+6) 37 (-3) 86 34
WIND 20FT/EARLY(MPH) W 7 G23 W 7 G21 W 5 G20 NW 6
WIND 20FT/LATE(MPH) NW 6 G17 W 9 G23 LGT/VAR NW 8 G17
PRECIP AMOUNT 0.40 0.00 0.00 0.00
PRECIP DURATION 7 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 6 AM
MIXING HGT(M-AGL/MSL) 2450 2290
MIXING HGT(FT-AGL/MSL) 8020 7500
TRANSPORT WND (MPH) W 29 NW 18
VENT RATE (KT-FT) 228100 120000
CATEGORY DAY 5 5
INVERSION 7PM 40F/4AM 4AM 29F/5AM
DISPERSION 5 5
MAX ADI EARLY 18 GEN POOR 118 VERY GOOD34 FAIR 115 VERY GOOD
MAX ADI LATE 27 FAIR 200 VERY GOOD9 POOR 142 VERY GOOD
MAX LVORI EARLY 5 4 4 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-190830-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS NONE
CHANCE PRECIP (%) 70 40 50 0
CHANCE OF THUNDER (%) 30 0 10 0
TEMP (24H TREND) 37 (-20) 51 (-29) 29 45
RH % (24H TREND) 88 (+4) 36 (-8) 88 32
WIND 20FT/EARLY(MPH) NW 9 G22 W 9 G19 W 6 G19 NW 6
WIND 20FT/LATE(MPH) NW 8 G18 W 11 G21 NW 5 NW 9
PRECIP AMOUNT 0.22 0.00 0.05 0.00
PRECIP DURATION 4 0 2
PRECIP BEGIN 6 PM 4 PM CONTINUING
PRECIP END 5 AM CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 2430 2170
MIXING HGT(FT-AGL/MSL) 7960 7120
TRANSPORT WND (MPH) W 28 NW 18
VENT RATE (KT-FT) 202580 113920
CATEGORY DAY 5 5
INVERSION NONE NONE 10PM 31F/6AM
DISPERSION 5 5
MAX ADI EARLY 31 FAIR 105 VERY GOOD29 FAIR 124 VERY GOOD
MAX ADI LATE 30 FAIR 138 VERY GOOD8 POOR 147 VERY GOOD
MAX LVORI EARLY 4 3 4 4
MAX LVORI LATE 3 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-190830-
BUTLER-
INCLUDING THE CITY OF BUTLER
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 37 (-18) 51 (-30) 28 45
RH % (24H TREND) 91 (+2) 38 (-4) 92 34
WIND 20FT/EARLY(MPH) W 9 G23 W 9 G20 W 6 G21 NW 7
WIND 20FT/LATE(MPH) NW 8 G19 W 12 G23 NW 5 NW 9 G17
PRECIP AMOUNT 0.30 0.00 0.04 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2500 2270
MIXING HGT(FT-AGL/MSL) 8190 7430
TRANSPORT WND (MPH) W 29 NW 20
VENT RATE (KT-FT) 206690 126310
CATEGORY DAY 5 5
INVERSION 7PM 41F/4AM 11PM 31F/6AM
DISPERSION 5 5
MAX ADI EARLY 30 FAIR 98 GOOD 33 FAIR 131 VERY GOOD
MAX ADI LATE 30 FAIR 145 VERY GOOD8 POOR 151 VERY GOOD
MAX LVORI EARLY 4 3 4 4
MAX LVORI LATE 4 1 6 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-190830-
CLARION-
INCLUDING THE CITY OF CLARION
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 37 (-16) 50 (-30) 27 44
RH % (24H TREND) 90 (+6) 38 (-1) 86 33
WIND 20FT/EARLY(MPH) W 8 G23 W 9 G21 W 6 G21 NW 7
WIND 20FT/LATE(MPH) NW 8 G18 W 11 G23 NW 5 NW 9 G17
PRECIP AMOUNT 0.37 0.00 0.01 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2480 2330
MIXING HGT(FT-AGL/MSL) 8130 7630
TRANSPORT WND (MPH) W 29 NW 18
VENT RATE (KT-FT) 221670 122080
CATEGORY DAY 5 5
INVERSION 7PM 41F/4AM 12AM 31F/5AM
DISPERSION 5 5
MAX ADI EARLY 21 FAIR 112 VERY GOOD35 FAIR 126 VERY GOOD
MAX ADI LATE 28 FAIR 143 VERY GOOD8 POOR 144 VERY GOOD
MAX LVORI EARLY 4 4 4 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-190830-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 90 20 50 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 37 (-17) 49 (-31) 28 42
RH % (24H TREND) 89 (+8) 35 (-2) 80 31
WIND 20FT/EARLY(MPH) W 8 G23 W 10 G22 W 7 G21 NW 8 G18
WIND 20FT/LATE(MPH) NW 9 G19 W 12 G25 NW 5 NW 10 G18
PRECIP AMOUNT 0.47 0.01 0.01 0.00
PRECIP DURATION 7 0 2
PRECIP BEGIN 6 PM CONTINUING 6 PM
PRECIP END CONTINUING 2 PM 6 AM
MIXING HGT(M-AGL/MSL) 2410 2350
MIXING HGT(FT-AGL/MSL) 7920 7720
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 231430 138960
CATEGORY DAY 5 5
INVERSION 8PM 43F/4AM 2AM 32F/4AM
DISPERSION 5 5
MAX ADI EARLY 31 FAIR 95 GOOD 34 FAIR 125 VERY GOOD
MAX ADI LATE 29 FAIR 145 VERY GOOD10 POOR 143 VERY GOOD
MAX LVORI EARLY 4 4 3 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-190830-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 39 (-19) 52 (-29) 31 46
RH % (24H TREND) 84 (+5) 33 (-8) 81 29
WIND 20FT/EARLY(MPH) NW 9 G23 W 8 G21 W 6 G21 NW 6
WIND 20FT/LATE(MPH) NW 8 G21 W 11 G23 NW 5 NW 9 G17
PRECIP AMOUNT 0.27 0.00 0.03 0.00
PRECIP DURATION 5 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2560 2370
MIXING HGT(FT-AGL/MSL) 8410 7770
TRANSPORT WND (MPH) W 30 NW 20
VENT RATE (KT-FT) 213680 132090
CATEGORY DAY 5 5
INVERSION NONE NONE 11PM 33F/6AM
DISPERSION 5 5
MAX ADI EARLY 30 FAIR 154 VERY GOOD32 FAIR 124 VERY GOOD
MAX ADI LATE 30 FAIR 151 VERY GOOD8 POOR 160 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-190830-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 90 0 40 10
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-17) 54 (-29) 32 47
RH % (24H TREND) 87 (+1) 33 (-4) 83 30
WIND 20FT/EARLY(MPH) W 10 G24 W 10 G22 W 8 G22 NW 8
WIND 20FT/LATE(MPH) NW 9 G21 W 14 G25 NW 6 NW 10
PRECIP AMOUNT 0.34 0.00 0.03 0.00
PRECIP DURATION 7 2 0
PRECIP BEGIN 6 PM 6 PM CONTINUING
PRECIP END 6 AM CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 2660 2480
MIXING HGT(FT-AGL/MSL) 8720 8130
TRANSPORT WND (MPH) W 31 NW 21
VENT RATE (KT-FT) 235340 146340
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 2AM 36F/5AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 116 VERY GOOD35 FAIR 124 VERY GOOD
MAX ADI LATE 30 FAIR 157 VERY GOOD9 POOR 103 VERY GOOD
MAX LVORI EARLY 4 3 3 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-190830-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-17) 52 (-30) 30 45
RH % (24H TREND) 90 (-5) 37 (-1) 88 33
WIND 20FT/EARLY(MPH) W 8 G23 W 9 G22 W 6 G22 NW 7
WIND 20FT/LATE(MPH) NW 8 G18 W 12 G25 NW 5 NW 9 G17
PRECIP AMOUNT 0.39 0.00 0.05 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 6 AM
MIXING HGT(M-AGL/MSL) 2500 2380
MIXING HGT(FT-AGL/MSL) 8220 7790
TRANSPORT WND (MPH) W 29 NW 20
VENT RATE (KT-FT) 210510 132430
CATEGORY DAY 5 5
INVERSION 7PM 43F/4AM 1AM 32F/6AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 103 VERY GOOD35 FAIR 131 VERY GOOD
MAX ADI LATE 29 FAIR 147 VERY GOOD8 POOR 146 VERY GOOD
MAX LVORI EARLY 4 4 4 4
MAX LVORI LATE 4 1 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-190830-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-17) 54 (-28) 33 47
RH % (24H TREND) 87 (+4) 31 (-7) 82 29
WIND 20FT/EARLY(MPH) W 10 G25 W 10 G22 W 9 G22 NW 7
WIND 20FT/LATE(MPH) NW 9 G22 W 13 G25 NW 6 NW 10
PRECIP AMOUNT 0.38 0.00 0.03 0.00
PRECIP DURATION 8 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 6 AM
MIXING HGT(M-AGL/MSL) 2680 2540
MIXING HGT(FT-AGL/MSL) 8800 8330
TRANSPORT WND (MPH) W 31 NW 21
VENT RATE (KT-FT) 251640 149940
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 8PM 34F/7AM
DISPERSION 5 5
MAX ADI EARLY 21 FAIR 116 VERY GOOD34 FAIR 124 VERY GOOD
MAX ADI LATE 32 FAIR 160 VERY GOOD10 POOR 105 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-190830-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-17) 55 (-29) 33 48
RH % (24H TREND) 89 (+6) 33 (-4) 81 31
WIND 20FT/EARLY(MPH) W 8 G23 W 9 G21 W 7 G22 NW 6
WIND 20FT/LATE(MPH) NW 8 G21 W 12 G24 W 5 NW 9 G17
PRECIP AMOUNT 0.50 0.00 0.03 0.00
PRECIP DURATION 9 2
PRECIP BEGIN 6 PM 7 PM
PRECIP END 6 AM 6 AM
MIXING HGT(M-AGL/MSL) 2680 2700
MIXING HGT(FT-AGL/MSL) 8780 8870
TRANSPORT WND (MPH) W 31 NW 22
VENT RATE (KT-FT) 272620 168530
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 8PM 35F/7AM
DISPERSION 5 5
MAX ADI EARLY 29 FAIR 116 VERY GOOD27 FAIR 125 VERY GOOD
MAX ADI LATE 30 FAIR 159 VERY GOOD9 POOR 187 VERY GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-190830-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 90 0 50 10
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 39 (-17) 54 (-30) 32 47
RH % (24H TREND) 91 (0) 34 (-2) 87 32
WIND 20FT/EARLY(MPH) W 9 G23 W 11 G23 W 8 G23 NW 8
WIND 20FT/LATE(MPH) NW 9 G20 W 15 G27 W 6 NW 11
PRECIP AMOUNT 0.46 0.00 0.03 0.00
PRECIP DURATION 8 2 0
PRECIP BEGIN 6 PM 6 PM CONTINUING
PRECIP END 6 AM CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 2580 2520
MIXING HGT(FT-AGL/MSL) 8470 8270
TRANSPORT WND (MPH) W 31 NW 21
VENT RATE (KT-FT) 237780 148860
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 1AM 34F/6AM
DISPERSION 5 5
MAX ADI EARLY 22 FAIR 115 VERY GOOD36 FAIR 98 GOOD
MAX ADI LATE 28 FAIR 157 VERY GOOD8 POOR 106 VERY GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-190830-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS FRZ RAIN FRZ RAIN
CHANCE PRECIP (%) 100 20 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 37 (-19) 53 (-29) 31 46
RH % (24H TREND) 90 (+7) 33 (+1) 81 30
WIND 20FT/EARLY(MPH) W 7 G21 W 12 G25 W 7 G24 NW 8 G19
WIND 20FT/LATE(MPH) NW 9 G23 W 13 G27 W 5 NW 10 G20
PRECIP AMOUNT 0.50 0.01 0.06 0.00
PRECIP DURATION 8 0 2 1
PRECIP BEGIN 6 PM CONTINUING 7 PM CONTINUING
PRECIP END CONTINUING 10 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2440 2440
MIXING HGT(FT-AGL/MSL) 7990 8000
TRANSPORT WND (MPH) NW 32 NW 23
VENT RATE (KT-FT) 229590 160000
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 8PM 35F/4AM
DISPERSION 5 5
MAX ADI EARLY 24 FAIR 84 GOOD 38 FAIR 140 VERY GOOD
MAX ADI LATE 27 FAIR 160 VERY GOOD11 POOR 151 VERY GOOD
MAX LVORI EARLY 5 4 3 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-190830-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 100 0 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-18) 54 (-30) 33 47
RH % (24H TREND) 90 (+8) 32 (-3) 84 31
WIND 20FT/EARLY(MPH) W 7 G21 W 9 G21 W 7 G21 NW 7
WIND 20FT/LATE(MPH) NW 8 G19 W 12 G24 W 5 NW 9 G17
PRECIP AMOUNT 0.59 0.00 0.04 0.00
PRECIP DURATION 9 2 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2640 2770
MIXING HGT(FT-AGL/MSL) 8670 9100
TRANSPORT WND (MPH) W 31 NW 22
VENT RATE (KT-FT) 250460 172900
CATEGORY DAY 5 5
INVERSION 7PM 46F/4AM 8PM 36F/6AM
DISPERSION 5 5
MAX ADI EARLY 17 GEN POOR 113 VERY GOOD25 FAIR 124 VERY GOOD
MAX ADI LATE 28 FAIR 158 VERY GOOD8 POOR 178 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-190830-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 0 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 37 (-18) 52 (-29) 31 45
RH % (24H TREND) 94 (+10) 33 (0) 83 33
WIND 20FT/EARLY(MPH) W 6 G19 W 9 G22 W 6 G22 NW 6
WIND 20FT/LATE(MPH) NW 8 G20 W 11 G24 W 5 NW 8 G17
PRECIP AMOUNT 0.52 0.00 0.06 0.00
PRECIP DURATION 8 2 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2430 2590
MIXING HGT(FT-AGL/MSL) 7980 8510
TRANSPORT WND (MPH) NW 33 NW 24
VENT RATE (KT-FT) 256240 178710
CATEGORY DAY 5 5
INVERSION 7PM 43F/4AM 8PM 35F/4AM
DISPERSION 5 5
MAX ADI EARLY 14 GEN POOR 111 VERY GOOD32 FAIR 126 VERY GOOD
MAX ADI LATE 23 FAIR 161 VERY GOOD12 POOR 199 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-190830-
INDIANA-
INCLUDING THE CITY OF INDIANA
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 0 50 10
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 38 (-17) 52 (-30) 30 46
RH % (24H TREND) 90 (+2) 36 (+1) 83 33
WIND 20FT/EARLY(MPH) W 8 G22 W 11 G24 W 7 G23 NW 8 G18
WIND 20FT/LATE(MPH) NW 9 G21 W 13 G27 W 5 NW 10 G19
PRECIP AMOUNT 0.47 0.00 0.04 0.00
PRECIP DURATION 6 2 0
PRECIP BEGIN 6 PM 6 PM CONTINUING
PRECIP END 6 AM CONTINUING 8 AM
MIXING HGT(M-AGL/MSL) 2380 2400
MIXING HGT(FT-AGL/MSL) 7800 7870
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 211680 141660
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 1AM 34F/5AM
DISPERSION 5 5
MAX ADI EARLY 23 FAIR 86 GOOD 35 FAIR 134 VERY GOOD
MAX ADI LATE 30 FAIR 140 VERY GOOD9 POOR 104 VERY GOOD
MAX LVORI EARLY 4 4 3 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-190830-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 30 50 20
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 39 (-16) 52 (-30) 31 45
RH % (24H TREND) 90 (+6) 35 (+2) 81 31
WIND 20FT/EARLY(MPH) W 8 G22 W 12 G24 W 7 G23 NW 8 G19
WIND 20FT/LATE(MPH) NW 10 G22 W 13 G28 W 6 NW 10 G20
PRECIP AMOUNT 0.49 0.01 0.04 0.00
PRECIP DURATION 6 1 2 1
PRECIP BEGIN 6 PM CONTINUING 6 PM CONTINUING
PRECIP END CONTINUING 12 PM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2320 2370
MIXING HGT(FT-AGL/MSL) 7620 7790
TRANSPORT WND (MPH) NW 32 NW 22
VENT RATE (KT-FT) 228390 148010
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 8PM 35F/4AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 85 GOOD 36 FAIR 106 VERY GOOD
MAX ADI LATE 31 FAIR 154 VERY GOOD10 POOR 110 VERY GOOD
MAX LVORI EARLY 4 4 3 3
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-190830-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-18) 53 (-28) 32 47
RH % (24H TREND) 81 (+2) 30 (-10) 77 28
WIND 20FT/EARLY(MPH) NW 9 G23 W 9 G21 W 7 G21 NW 6
WIND 20FT/LATE(MPH) NW 8 G20 W 11 G23 NW 5 NW 9 G17
PRECIP AMOUNT 0.28 0.00 0.02 0.00
PRECIP DURATION 6 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2670 2440
MIXING HGT(FT-AGL/MSL) 8770 8010
TRANSPORT WND (MPH) W 30 NW 20
VENT RATE (KT-FT) 213970 136170
CATEGORY DAY 5 5
INVERSION NONE NONE 12AM 34F/6AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 151 VERY GOOD30 FAIR 121 VERY GOOD
MAX ADI LATE 28 FAIR 156 VERY GOOD9 POOR 165 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-190830-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 80 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-20) 54 (-28) 33 47
RH % (24H TREND) 80 (+6) 30 (-8) 78 27
WIND 20FT/EARLY(MPH) W 10 G25 W 9 G22 W 8 G22 NW 7
WIND 20FT/LATE(MPH) NW 9 G21 W 12 G25 NW 5 NW 9 G17
PRECIP AMOUNT 0.34 0.00 0.02 0.00
PRECIP DURATION 7 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2760 2590
MIXING HGT(FT-AGL/MSL) 9050 8480
TRANSPORT WND (MPH) W 29 NW 21
VENT RATE (KT-FT) 206780 152640
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 1AM 35F/7AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 123 VERY GOOD33 FAIR 123 VERY GOOD
MAX ADI LATE 30 FAIR 155 VERY GOOD9 POOR 176 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-190830-
OHIO-
INCLUDING THE CITY OF WHEELING
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-18) 55 (-27) 33 48
RH % (24H TREND) 84 (+9) 29 (-10) 81 27
WIND 20FT/EARLY(MPH) W 10 G25 W 9 G22 W 9 G22 NW 7
WIND 20FT/LATE(MPH) NW 9 G21 W 13 G25 NW 6 NW 9 G17
PRECIP AMOUNT 0.34 0.00 0.02 0.00
PRECIP DURATION 7 2
PRECIP BEGIN 6 PM 6 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2710 2600
MIXING HGT(FT-AGL/MSL) 8870 8530
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 245860 153540
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 1AM 35F/8AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 116 VERY GOOD35 FAIR 125 VERY GOOD
MAX ADI LATE 30 FAIR 154 VERY GOOD10 POOR 153 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 3 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-190830-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 41 (-19) 56 (-27) 34 50
RH % (24H TREND) 85 (+12) 30 (-9) 80 28
WIND 20FT/EARLY(MPH) W 9 G25 W 8 G22 W 8 G23 NW 6
WIND 20FT/LATE(MPH) NW 8 G22 W 12 G25 NW 5 NW 9 G17
PRECIP AMOUNT 0.37 0.00 0.02 0.00
PRECIP DURATION 8 1
PRECIP BEGIN 6 PM 7 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2730 2650
MIXING HGT(FT-AGL/MSL) 8950 8690
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 282570 156420
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 2AM 36F/8AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 134 VERY GOOD25 FAIR 131 VERY GOOD
MAX ADI LATE 31 FAIR 154 VERY GOOD9 POOR 180 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-190830-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE SHOWERS NONE
CHANCE PRECIP (%) 90 0 40 0
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 41 (-18) 56 (-27) 35 50
RH % (24H TREND) 88 (+13) 31 (-7) 79 29
WIND 20FT/EARLY(MPH) W 8 G24 W 7 G22 W 7 G23 NW 6
WIND 20FT/LATE(MPH) NW 8 G22 W 10 G25 NW 5 NW 8 G17
PRECIP AMOUNT 0.45 0.00 0.01 0.00
PRECIP DURATION 8 1
PRECIP BEGIN 6 PM 7 PM
PRECIP END 6 AM 2 AM
MIXING HGT(M-AGL/MSL) 2810 2730
MIXING HGT(FT-AGL/MSL) 9230 8960
TRANSPORT WND (MPH) W 28 NW 21
VENT RATE (KT-FT) 276330 161280
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 9PM 36F/8AM
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 163 VERY GOOD27 FAIR 134 VERY GOOD
MAX ADI LATE 31 FAIR 158 VERY GOOD9 POOR 182 VERY GOOD
MAX LVORI EARLY 4 3 3 4
MAX LVORI LATE 4 1 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-190830-
MARION-
INCLUDING THE CITY OF FAIRMONT
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 100 0 40 10
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-16) 55 (-28) 34 49
RH % (24H TREND) 92 (+4) 32 (-5) 82 31
WIND 20FT/EARLY(MPH) W 7 G23 W 8 G21 W 7 G23 NW 5
WIND 20FT/LATE(MPH) NW 7 G21 W 11 G24 LGT/VAR NW 8 G17
PRECIP AMOUNT 0.46 0.00 0.01 0.00
PRECIP DURATION 9 2 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2780 2820
MIXING HGT(FT-AGL/MSL) 9110 9260
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 286890 166680
CATEGORY DAY 5 5
INVERSION 8PM 45F/4AM 10PM 35F/7AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 127 VERY GOOD29 FAIR 133 VERY GOOD
MAX ADI LATE 31 FAIR 160 VERY GOOD8 POOR 186 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-190830-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 90 0 50 10
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 40 (-18) 55 (-29) 34 48
RH % (24H TREND) 90 (+7) 32 (-3) 80 31
WIND 20FT/EARLY(MPH) W 7 G23 W 8 G20 W 7 G22 NW 6
WIND 20FT/LATE(MPH) NW 8 G21 W 11 G23 LGT/VAR NW 8 G17
PRECIP AMOUNT 0.48 0.00 0.02 0.00
PRECIP DURATION 10 2 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2710 2840
MIXING HGT(FT-AGL/MSL) 8900 9300
TRANSPORT WND (MPH) W 30 NW 21
VENT RATE (KT-FT) 269160 167400
CATEGORY DAY 5 5
INVERSION 7PM 46F/4AM 9PM 38F/4AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 130 VERY GOOD27 FAIR 129 VERY GOOD
MAX ADI LATE 29 FAIR 159 VERY GOOD8 POOR 185 VERY GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-190830-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 0 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-18) 51 (-30) 32 45
RH % (24H TREND) 95 (+11) 33 (-1) 84 32
WIND 20FT/EARLY(MPH) W 7 G19 W 9 G20 W 7 G22 NW 6
WIND 20FT/LATE(MPH) NW 9 G20 W 10 G23 W 5 NW 8 G17
PRECIP AMOUNT 0.55 0.00 0.02 0.00
PRECIP DURATION 9 2 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2490 2740
MIXING HGT(FT-AGL/MSL) 8180 8990
TRANSPORT WND (MPH) W 30 NW 24
VENT RATE (KT-FT) 251550 188790
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 8PM 34F/7AM
DISPERSION 5 5
MAX ADI EARLY 28 FAIR 105 VERY GOOD25 FAIR 120 VERY GOOD
MAX ADI LATE 23 FAIR 158 VERY GOOD11 POOR 200 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-190830-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 0 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 38 (-17) 54 (-28) 33 47
RH % (24H TREND) 95 (+3) 32 (-1) 85 32
WIND 20FT/EARLY(MPH) W 5 G18 W 8 G21 W 6 G22 NW 5
WIND 20FT/LATE(MPH) NW 6 G18 W 10 G23 LGT/VAR NW 7 G17
PRECIP AMOUNT 0.52 0.00 0.02 0.00
PRECIP DURATION 9 4 1
PRECIP BEGIN 6 PM 7 PM CONTINUING
PRECIP END 6 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2550 2810
MIXING HGT(FT-AGL/MSL) 8350 9220
TRANSPORT WND (MPH) W 31 NW 24
VENT RATE (KT-FT) 277760 193620
CATEGORY DAY 5 5
INVERSION 7PM 45F/4AM 9PM 36F/4AM
DISPERSION 5 5
MAX ADI EARLY 26 FAIR 115 VERY GOOD19 GEN POOR 129 VERY GOOD
MAX ADI LATE 24 FAIR 163 VERY GOOD10 POOR 200 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-190830-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 20 60 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 36 (-18) 51 (-29) 31 44
RH % (24H TREND) 96 (+10) 32 (-1) 85 33
WIND 20FT/EARLY(MPH) W 7 G19 W 11 G26 W 8 G24 NW 7 G19
WIND 20FT/LATE(MPH) NW 9 G22 W 12 G27 W 6 NW 9 G19
PRECIP AMOUNT 0.52 0.01 0.02 0.00
PRECIP DURATION 9 1 5 1
PRECIP BEGIN 6 PM CONTINUING 7 PM CONTINUING
PRECIP END CONTINUING 12 PM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2380 2650
MIXING HGT(FT-AGL/MSL) 7810 8690
TRANSPORT WND (MPH) NW 35 NW 25
VENT RATE (KT-FT) 291600 191180
CATEGORY DAY 5 5
INVERSION 7PM 44F/4AM 8PM 35F/4AM
DISPERSION 5 5
MAX ADI EARLY 27 FAIR 104 VERY GOOD21 FAIR 127 VERY GOOD
MAX ADI LATE 23 FAIR 170 VERY GOOD15 GEN POOR 200 VERY GOOD
MAX LVORI EARLY 5 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-190830-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SHOWERS SNOW SHOWERS
CHANCE PRECIP (%) 100 20 50 20
CHANCE OF THUNDER (%) 30 0 0 0
TEMP (24H TREND) 37 (-18) 53 (-29) 32 46
RH % (24H TREND) 96 (+10) 30 (-1) 85 32
WIND 20FT/EARLY(MPH) W 6 G19 NW 11 G25 W 8 G25 NW 6 G19
WIND 20FT/LATE(MPH) NW 8 G21 W 12 G28 W 5 NW 9 G19
PRECIP AMOUNT 0.39 0.01 0.01 0.00
PRECIP DURATION 9 0 2 1
PRECIP BEGIN 6 PM CONTINUING 7 PM CONTINUING
PRECIP END CONTINUING 11 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2430 2730
MIXING HGT(FT-AGL/MSL) 7990 8960
TRANSPORT WND (MPH) W 32 NW 25
VENT RATE (KT-FT) 274970 197120
CATEGORY DAY 5 5
INVERSION 8PM 46F/4AM NONE NONE
DISPERSION 5 5
MAX ADI EARLY 25 FAIR 104 VERY GOOD21 FAIR 141 VERY GOOD
MAX ADI LATE 25 FAIR 165 VERY GOOD10 POOR 200 VERY GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-190830-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1201 PM EDT SAT APR 18 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS SNOW SHOWERS FRZ RAIN
CHANCE PRECIP (%) 90 40 50 30
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 33 (-16) 49 (-28) 28 42
RH % (24H TREND) 99 (+15) 36 (+1) 87 37
WIND 20FT/EARLY(MPH) W 7 G24 NW 14 G42 W 10 G36 NW 9 G29
WIND 20FT/LATE(MPH) NW 10 G38 W 14 G40 W 9 G23 NW 11 G29
PRECIP AMOUNT 0.37 0.01 0.00 0.00
PRECIP DURATION 8 1 2 2
PRECIP BEGIN 6 PM CONTINUING 8 PM CONTINUING
PRECIP END CONTINUING 11 AM CONTINUING 2 PM
MIXING HGT(M-AGL/MSL) 2180 2490
MIXING HGT(FT-AGL/MSL) 7140 8170
TRANSPORT WND (MPH) NW 38 NW 26
VENT RATE (KT-FT) 271920 187910
CATEGORY DAY 5 5
INVERSION 8PM 45F/4AM 8PM 33F/4AM
DISPERSION 5 5
MAX ADI EARLY 30 FAIR 86 GOOD 47 GEN GOOD 112 VERY GOOD
MAX ADI LATE 27 FAIR 177 VERY GOOD21 FAIR 130 VERY GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE
LOWER 60S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
MLB
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