503  
FNUS51 KPBZ 221621  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
1221 PM EDT THU OCT 22 2026  
   
DISCUSSION  
 
THE POTENTIAL FOR FIRE WEATHER REMAINS LOW FOR THE NEXT 24 HOURS  
WITH LIGHT WINDS AND MINRH VALUES RANGING BETWEEN THE UPPER-30S TO  
LOW-50S. DRY AND QUIET WEATHER IS LIKELY FOR THE NEXT 5 DAYS UNDER  
HIGH PRESSURE.  
 
FORECASTER: HEFFERAN  
 
OHZ039-230815-  
TUSCARAWAS-  
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+5) 66 (-1) 38 66  
RH % (24H TREND) 100 (+5) 48 (+4) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1100 1120  
MIXING HGT(FT-AGL/MSL) 3610 3660  
TRANSPORT WND (MPH) NE 8 SE 6  
VENT RATE (KT-FT) 25270 18300  
CATEGORY DAY 3 2  
INVERSION 6PM 50F/10AM 6PM 54F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 5 VERY POOR 20 GEN POOR 3 VERY POOR 9 POOR  
MAX ADI LATE 4 VERY POOR 34 FAIR 3 VERY POOR 23 FAIR  
MAX LVORI EARLY 7 8 7 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+6) 64 (-2) 37 65  
RH % (24H TREND) 100 (+4) 48 (+6) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1010 1110  
MIXING HGT(FT-AGL/MSL) 3320 3640  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 19920 14560  
CATEGORY DAY 2 2  
INVERSION 6PM 51F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 20 GEN POOR 4 VERY POOR 11 POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 23 FAIR  
MAX LVORI EARLY 7 8 7 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+6) 64 (-1) 36 64  
RH % (24H TREND) 100 (+2) 46 (+3) 100 40  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1030 1100  
MIXING HGT(FT-AGL/MSL) 3370 3610  
TRANSPORT WND (MPH) NE 7 SE 6  
VENT RATE (KT-FT) 20220 18050  
CATEGORY DAY 2 2  
INVERSION 6PM 51F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 18 GEN POOR 4 VERY POOR 13 GEN POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 24 FAIR  
MAX LVORI EARLY 7 9 6 8  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ048-230815-  
COSHOCTON-  
INCLUDING THE CITY OF COSHOCTON  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+3) 66 (-1) 39 66  
RH % (24H TREND) 100 (+2) 51 (+5) 100 44  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1150 1080  
MIXING HGT(FT-AGL/MSL) 3760 3550  
TRANSPORT WND (MPH) NE 8 SE 6  
VENT RATE (KT-FT) 26320 17750  
CATEGORY DAY 3 2  
INVERSION 6PM 56F/11AM 6PM 54F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 17 GEN POOR 3 VERY POOR 8 POOR  
MAX ADI LATE 4 VERY POOR 36 FAIR 3 VERY POOR 22 FAIR  
MAX LVORI EARLY 6 8 8 9  
MAX LVORI LATE 9 3 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+6) 65 (-1) 37 66  
RH % (24H TREND) 100 (+1) 48 (+7) 100 43  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1000 1140  
MIXING HGT(FT-AGL/MSL) 3270 3720  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 19620 14880  
CATEGORY DAY 2 2  
INVERSION 6PM 50F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 21 FAIR 4 VERY POOR 9 POOR  
MAX ADI LATE 4 VERY POOR 30 FAIR 4 VERY POOR 21 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ050-230815-  
JEFFERSON OH-  
INCLUDING THE CITY OF STEUBENVILLE  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+7) 64 (-1) 37 65  
RH % (24H TREND) 100 (0) 45 (+6) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1030 1130  
MIXING HGT(FT-AGL/MSL) 3370 3700  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 20220 14800  
CATEGORY DAY 2 2  
INVERSION 6PM 50F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 19 GEN POOR 4 VERY POOR 11 POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 23 FAIR  
MAX LVORI EARLY 6 8 6 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ057-230815-  
MUSKINGUM-  
INCLUDING THE CITY OF ZANESVILLE  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+3) 66 (-1) 39 66  
RH % (24H TREND) 100 (+3) 51 (+7) 100 45  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1140 1120  
MIXING HGT(FT-AGL/MSL) 3750 3680  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 26250 14720  
CATEGORY DAY 3 2  
INVERSION 6PM 57F/11AM 6PM 55F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 15 GEN POOR 4 VERY POOR 7 POOR  
MAX ADI LATE 4 VERY POOR 35 FAIR 3 VERY POOR 21 FAIR  
MAX LVORI EARLY 7 8 9 9  
MAX LVORI LATE 9 3 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+5) 66 (-1) 38 67  
RH % (24H TREND) 100 (+3) 49 (+7) 100 44  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1080 1140  
MIXING HGT(FT-AGL/MSL) 3560 3730  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 24920 14920  
CATEGORY DAY 3 2  
INVERSION 6PM 51F/10AM 6PM 55F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 18 GEN POOR 4 VERY POOR 9 POOR  
MAX ADI LATE 4 VERY POOR 33 FAIR 3 VERY POOR 22 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+5) 65 (-1) 38 66  
RH % (24H TREND) 100 (0) 49 (+9) 100 45  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 950 1170  
MIXING HGT(FT-AGL/MSL) 3110 3840  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 21770 15360  
CATEGORY DAY 2 2  
INVERSION 6PM 50F/10AM 6PM 55F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 20 GEN POOR 4 VERY POOR 10 POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 22 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ068-230815-  
NOBLE-  
INCLUDING THE CITY OF CALDWELL  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+3) 66 (0) 40 67  
RH % (24H TREND) 100 (+1) 52 (+11) 100 48  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1020 1150  
MIXING HGT(FT-AGL/MSL) 3360 3770  
TRANSPORT WND (MPH) NE 8 SE 3  
VENT RATE (KT-FT) 23520 11310  
CATEGORY DAY 3 2  
INVERSION 6PM 57F/11AM 6PM 56F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 20 GEN POOR 4 VERY POOR 10 POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 21 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 3  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ069-230815-  
MONROE-  
INCLUDING THE CITY OF WOODSFIELD  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+4) 65 (-1) 39 67  
RH % (24H TREND) 100 (0) 49 (+10) 100 46  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 980 1210  
MIXING HGT(FT-AGL/MSL) 3220 3960  
TRANSPORT WND (MPH) NE 8 SE 3  
VENT RATE (KT-FT) 22540 11880  
CATEGORY DAY 2 2  
INVERSION 6PM 51F/10AM 6PM 56F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 19 GEN POOR 4 VERY POOR 12 POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 23 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+7) 64 (-1) 34 64  
RH % (24H TREND) 100 (0) 40 (-5) 100 37  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1070 1080  
MIXING HGT(FT-AGL/MSL) 3510 3550  
TRANSPORT WND (MPH) E 6 SE 7  
VENT RATE (KT-FT) 17550 21300  
CATEGORY DAY 2 2  
INVERSION 6PM 49F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 19 GEN POOR 4 VERY POOR 21 FAIR  
MAX ADI LATE 4 VERY POOR 25 FAIR 5 VERY POOR 31 FAIR  
MAX LVORI EARLY 9 8 6 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+6) 63 (-1) 33 63  
RH % (24H TREND) 100 (+2) 39 (-8) 100 38  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1080 1040  
MIXING HGT(FT-AGL/MSL) 3560 3420  
TRANSPORT WND (MPH) E 6 SE 8  
VENT RATE (KT-FT) 17800 23940  
CATEGORY DAY 2 3  
INVERSION 6PM 46F/10AM 6PM 43F/10AM  
DISPERSION 2 3  
MAX ADI EARLY 4 VERY POOR 18 GEN POOR 4 VERY POOR 23 FAIR  
MAX ADI LATE 4 VERY POOR 27 FAIR 4 VERY POOR 33 FAIR  
MAX LVORI EARLY 9 8 5 8  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ009-230815-  
FOREST-  
INCLUDING THE CITY OF TIONESTA  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+7) 62 (-2) 31 63  
RH % (24H TREND) 100 (+5) 31 (-12) 100 32  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1130 1070  
MIXING HGT(FT-AGL/MSL) 3720 3510  
TRANSPORT WND (MPH) E 6 SE 7  
VENT RATE (KT-FT) 18600 21060  
CATEGORY DAY 2 2  
INVERSION 6PM 45F/10AM 6PM 44F/10AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 20 GEN POOR 4 VERY POOR 26 FAIR  
MAX ADI LATE 4 VERY POOR 28 FAIR 4 VERY POOR 34 FAIR  
MAX LVORI EARLY 9 8 5 8  
MAX LVORI LATE 9 2 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+8) 64 (-2) 34 65  
RH % (24H TREND) 100 (+1) 39 (-4) 100 36  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1040 1070  
MIXING HGT(FT-AGL/MSL) 3410 3500  
TRANSPORT WND (MPH) E 6 SE 7  
VENT RATE (KT-FT) 17050 21000  
CATEGORY DAY 2 2  
INVERSION 6PM 50F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 19 GEN POOR 4 VERY POOR 17 GEN POOR  
MAX ADI LATE 4 VERY POOR 27 FAIR 5 VERY POOR 29 FAIR  
MAX LVORI EARLY 9 9 6 8  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ014-230815-  
BUTLER-  
INCLUDING THE CITY OF BUTLER  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+8) 63 (-2) 34 64  
RH % (24H TREND) 100 (+3) 43 (-3) 100 42  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 980 1050  
MIXING HGT(FT-AGL/MSL) 3210 3460  
TRANSPORT WND (MPH) E 7 SE 7  
VENT RATE (KT-FT) 19260 20760  
CATEGORY DAY 2 2  
INVERSION 6PM 48F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 19 GEN POOR 5 VERY POOR 19 GEN POOR  
MAX ADI LATE 4 VERY POOR 27 FAIR 5 VERY POOR 29 FAIR  
MAX LVORI EARLY 9 8 7 8  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ015-230815-  
CLARION-  
INCLUDING THE CITY OF CLARION  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+8) 62 (-2) 32 62  
RH % (24H TREND) 100 (+6) 38 (-5) 100 38  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1070 1040  
MIXING HGT(FT-AGL/MSL) 3510 3400  
TRANSPORT WND (MPH) E 6 SE 7  
VENT RATE (KT-FT) 17550 20400  
CATEGORY DAY 2 2  
INVERSION 6PM 46F/10AM 6PM 44F/10AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 22 FAIR 4 VERY POOR 25 FAIR  
MAX ADI LATE 4 VERY POOR 28 FAIR 4 VERY POOR 33 FAIR  
MAX LVORI EARLY 9 8 5 8  
MAX LVORI LATE 9 2 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+8) 60 (-3) 31 61  
RH % (24H TREND) 100 (+16) 35 (-5) 100 37  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1060 1030  
MIXING HGT(FT-AGL/MSL) 3470 3380  
TRANSPORT WND (MPH) E 7 SE 8  
VENT RATE (KT-FT) 20820 23660  
CATEGORY DAY 2 3  
INVERSION 6PM 46F/10AM 6PM 44F/10AM  
DISPERSION 2 3  
MAX ADI EARLY 5 VERY POOR 24 FAIR 4 VERY POOR 26 FAIR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 36 FAIR  
MAX LVORI EARLY 8 8 4 7  
MAX LVORI LATE 9 2 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+7) 64 (-1) 36 65  
RH % (24H TREND) 100 (+1) 44 (+2) 100 40  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1020 1080  
MIXING HGT(FT-AGL/MSL) 3360 3540  
TRANSPORT WND (MPH) NE 7 SE 6  
VENT RATE (KT-FT) 20160 17700  
CATEGORY DAY 2 2  
INVERSION 6PM 49F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 19 GEN POOR 4 VERY POOR 13 GEN POOR  
MAX ADI LATE 4 VERY POOR 29 FAIR 4 VERY POOR 24 FAIR  
MAX LVORI EARLY 7 9 6 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+6) 63 (-2) 36 65  
RH % (24H TREND) 100 (+3) 44 (+2) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1040 1090  
MIXING HGT(FT-AGL/MSL) 3420 3590  
TRANSPORT WND (MPH) NE 7 SE 6  
VENT RATE (KT-FT) 20520 17950  
CATEGORY DAY 2 2  
INVERSION 6PM 48F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 22 FAIR 4 VERY POOR 13 GEN POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 25 FAIR  
MAX LVORI EARLY 9 8 6 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+8) 62 (-3) 34 65  
RH % (24H TREND) 100 (+3) 43 (-1) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1030 1080  
MIXING HGT(FT-AGL/MSL) 3380 3540  
TRANSPORT WND (MPH) E 7 SE 7  
VENT RATE (KT-FT) 20280 21240  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 5 VERY POOR 25 FAIR 4 VERY POOR 18 GEN POOR  
MAX ADI LATE 4 VERY POOR 30 FAIR 4 VERY POOR 29 FAIR  
MAX LVORI EARLY 9 9 7 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+7) 63 (-2) 36 65  
RH % (24H TREND) 100 (+3) 45 (+4) 100 43  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1000 1160  
MIXING HGT(FT-AGL/MSL) 3280 3800  
TRANSPORT WND (MPH) NE 8 SE 6  
VENT RATE (KT-FT) 22960 19000  
CATEGORY DAY 3 2  
INVERSION 6PM 48F/10AM 6PM 54F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 21 FAIR 4 VERY POOR 11 POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 25 FAIR  
MAX LVORI EARLY 7 8 6 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ031-230815-  
GREENE-  
INCLUDING THE CITY OF WAYNESBURG  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+4) 62 (-2) 36 65  
RH % (24H TREND) 100 (+4) 50 (+8) 100 47  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 980 1270  
MIXING HGT(FT-AGL/MSL) 3220 4150  
TRANSPORT WND (MPH) NE 8 SE 6  
VENT RATE (KT-FT) 22540 20750  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 55F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 20 GEN POOR 4 VERY POOR 10 POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 26 FAIR  
MAX LVORI EARLY 7 8 8 9  
MAX LVORI LATE 9 3 9 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+7) 63 (-1) 35 65  
RH % (24H TREND) 100 (0) 44 (+1) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1080 1090  
MIXING HGT(FT-AGL/MSL) 3540 3580  
TRANSPORT WND (MPH) E 7 SE 6  
VENT RATE (KT-FT) 21240 17900  
CATEGORY DAY 2 2  
INVERSION 6PM 48F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 23 FAIR 4 VERY POOR 14 GEN POOR  
MAX ADI LATE 4 VERY POOR 30 FAIR 4 VERY POOR 25 FAIR  
MAX LVORI EARLY 8 9 7 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+6) 62 (+2) 35 64  
RH % (24H TREND) 100 (+9) 41 (-1) 100 39  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1090 1110  
MIXING HGT(FT-AGL/MSL) 3560 3640  
TRANSPORT WND (MPH) E 7 SE 8  
VENT RATE (KT-FT) 21360 25480  
CATEGORY DAY 2 3  
INVERSION 6PM 46F/10AM 6PM 51F/11AM  
DISPERSION 2 3  
MAX ADI EARLY 3 VERY POOR 22 FAIR 5 VERY POOR 21 FAIR  
MAX ADI LATE 3 VERY POOR 29 FAIR 5 VERY POOR 35 FAIR  
MAX LVORI EARLY 9 8 6 7  
MAX LVORI LATE 9 2 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ075-230815-  
FAYETTE-  
INCLUDING THE CITY OF UNIONTOWN  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+4) 63 (0) 37 65  
RH % (24H TREND) 100 (+3) 47 (+4) 100 44  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1060 1150  
MIXING HGT(FT-AGL/MSL) 3470 3780  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 20820 15120  
CATEGORY DAY 2 2  
INVERSION 6PM 48F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 18 GEN POOR 5 VERY POOR 13 GEN POOR  
MAX ADI LATE 3 VERY POOR 30 FAIR 5 VERY POOR 22 FAIR  
MAX LVORI EARLY 7 9 6 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 37 (+3) 62 (+3) 35 63  
RH % (24H TREND) 100 (+11) 40 (+2) 100 38  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1060 1210  
MIXING HGT(FT-AGL/MSL) 3480 3970  
TRANSPORT WND (MPH) E 7 SE 7  
VENT RATE (KT-FT) 20880 23820  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 19 GEN POOR 6 VERY POOR 17 GEN POOR  
MAX ADI LATE 3 VERY POOR 29 FAIR 6 VERY POOR 33 FAIR  
MAX LVORI EARLY 7 8 6 7  
MAX LVORI LATE 9 2 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ077-230815-  
INDIANA-  
INCLUDING THE CITY OF INDIANA  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+8) 62 (-2) 34 64  
RH % (24H TREND) 100 (+5) 40 (-2) 100 39  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1080 1060  
MIXING HGT(FT-AGL/MSL) 3550 3480  
TRANSPORT WND (MPH) E 8 SE 8  
VENT RATE (KT-FT) 24850 24360  
CATEGORY DAY 3 3  
INVERSION 6PM 47F/10AM 6PM 45F/10AM  
DISPERSION 3 3  
MAX ADI EARLY 4 VERY POOR 26 FAIR 5 VERY POOR 24 FAIR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 34 FAIR  
MAX LVORI EARLY 8 8 6 8  
MAX LVORI LATE 9 2 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+7) 60 (-2) 35 61  
RH % (24H TREND) 100 (+4) 41 (-1) 100 39  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1060 1020  
MIXING HGT(FT-AGL/MSL) 3470 3340  
TRANSPORT WND (MPH) E 8 SE 9  
VENT RATE (KT-FT) 24290 26720  
CATEGORY DAY 3 3  
INVERSION 6PM 47F/10AM 6PM 46F/10AM  
DISPERSION 3 3  
MAX ADI EARLY 4 VERY POOR 25 FAIR 5 VERY POOR 26 FAIR  
MAX ADI LATE 4 VERY POOR 31 FAIR 5 VERY POOR 36 FAIR  
MAX LVORI EARLY 8 8 6 7  
MAX LVORI LATE 9 2 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ001-230815-  
HANCOCK-  
INCLUDING THE CITY OF WEIRTON  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+7) 64 (-1) 37 65  
RH % (24H TREND) 100 (0) 45 (+4) 100 42  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1050 1120  
MIXING HGT(FT-AGL/MSL) 3430 3690  
TRANSPORT WND (MPH) NE 7 SE 6  
VENT RATE (KT-FT) 20580 18450  
CATEGORY DAY 2 2  
INVERSION 6PM 50F/10AM 6PM 53F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 19 GEN POOR 4 VERY POOR 12 POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 26 FAIR  
MAX LVORI EARLY 6 8 6 9  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 40 (+6) 64 (-2) 37 66  
RH % (24H TREND) 100 (+2) 46 (+6) 100 43  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1030 1130  
MIXING HGT(FT-AGL/MSL) 3390 3700  
TRANSPORT WND (MPH) NE 8 SE 6  
VENT RATE (KT-FT) 23730 18500  
CATEGORY DAY 3 2  
INVERSION 6PM 49F/10AM 6PM 54F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 23 FAIR 4 VERY POOR 11 POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 25 FAIR  
MAX LVORI EARLY 6 8 6 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ003-230815-  
OHIO-  
INCLUDING THE CITY OF WHEELING  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+6) 64 (-1) 38 66  
RH % (24H TREND) 100 (0) 49 (+8) 100 45  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1000 1220  
MIXING HGT(FT-AGL/MSL) 3270 3990  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 22890 15960  
CATEGORY DAY 3 2  
INVERSION 6PM 48F/10AM 6PM 54F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 4 VERY POOR 23 FAIR 4 VERY POOR 12 POOR  
MAX ADI LATE 4 VERY POOR 33 FAIR 4 VERY POOR 23 FAIR  
MAX LVORI EARLY 7 8 7 9  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ004-230815-  
MARSHALL-  
INCLUDING THE CITY OF MOUNDSVILLE  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+5) 65 (0) 39 67  
RH % (24H TREND) 100 (0) 53 (+10) 100 49  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 990 1290  
MIXING HGT(FT-AGL/MSL) 3240 4230  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 22680 16920  
CATEGORY DAY 2 2  
INVERSION 6PM 49F/10AM 6PM 55F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 21 FAIR 4 VERY POOR 13 GEN POOR  
MAX ADI LATE 4 VERY POOR 32 FAIR 4 VERY POOR 24 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 41 (+4) 65 (0) 40 67  
RH % (24H TREND) 100 (0) 53 (+12) 100 49  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 970 1310  
MIXING HGT(FT-AGL/MSL) 3180 4310  
TRANSPORT WND (MPH) NE 8 S 5  
VENT RATE (KT-FT) 22260 17240  
CATEGORY DAY 2 2  
INVERSION 6PM 49F/10AM 6PM 56F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 18 GEN POOR 5 VERY POOR 10 POOR  
MAX ADI LATE 4 VERY POOR 31 FAIR 4 VERY POOR 25 FAIR  
MAX LVORI EARLY 7 8 9 9  
MAX LVORI LATE 9 3 9 3  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ021-230815-  
MARION-  
INCLUDING THE CITY OF FAIRMONT  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+3) 63 (-1) 39 66  
RH % (24H TREND) 100 (+3) 52 (+14) 100 47  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 970 1280  
MIXING HGT(FT-AGL/MSL) 3190 4190  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 19140 16760  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 55F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 4 VERY POOR 9 POOR  
MAX ADI LATE 3 VERY POOR 30 FAIR 4 VERY POOR 24 FAIR  
MAX LVORI EARLY 8 8 9 9  
MAX LVORI LATE 9 3 9 3  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ509-230815-  
MONONGALIA-  
INCLUDING THE CITY OF MORGANTOWN  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 39 (+3) 62 (-1) 39 65  
RH % (24H TREND) 100 (+5) 52 (+12) 100 46  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1010 1240  
MIXING HGT(FT-AGL/MSL) 3310 4070  
TRANSPORT WND (MPH) NE 8 SE 5  
VENT RATE (KT-FT) 23170 16280  
CATEGORY DAY 3 2  
INVERSION 6PM 47F/10AM 6PM 55F/11AM  
DISPERSION 3 2  
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 4 VERY POOR 9 POOR  
MAX ADI LATE 3 VERY POOR 29 FAIR 4 VERY POOR 23 FAIR  
MAX LVORI EARLY 7 9 9 9  
MAX LVORI LATE 9 3 9 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+2) 61 (+2) 38 64  
RH % (24H TREND) 100 (+10) 48 (+7) 100 45  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1010 1230  
MIXING HGT(FT-AGL/MSL) 3320 4050  
TRANSPORT WND (MPH) NE 7 SE 5  
VENT RATE (KT-FT) 19920 16200  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 54F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 16 GEN POOR 5 VERY POOR 13 GEN POOR  
MAX ADI LATE 4 VERY POOR 28 FAIR 5 VERY POOR 29 FAIR  
MAX LVORI EARLY 7 8 6 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 37 (+3) 63 (+2) 36 65  
RH % (24H TREND) 100 (+3) 43 (+6) 100 40  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1010 1250  
MIXING HGT(FT-AGL/MSL) 3320 4110  
TRANSPORT WND (MPH) E 7 SE 6  
VENT RATE (KT-FT) 19920 20550  
CATEGORY DAY 2 2  
INVERSION 6PM 48F/10AM 6PM 55F/11AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 19 GEN POOR 5 VERY POOR 15 GEN POOR  
MAX ADI LATE 3 VERY POOR 29 FAIR 5 VERY POOR 29 FAIR  
MAX LVORI EARLY 8 8 6 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+5) 62 (+2) 37 64  
RH % (24H TREND) 100 (+8) 44 (+8) 100 41  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 960 1220  
MIXING HGT(FT-AGL/MSL) 3160 3990  
TRANSPORT WND (MPH) E 8 SE 7  
VENT RATE (KT-FT) 22120 23940  
CATEGORY DAY 2 2  
INVERSION 6PM 47F/10AM 6PM 46F/10AM  
DISPERSION 2 2  
MAX ADI EARLY 4 VERY POOR 21 FAIR 6 VERY POOR 18 GEN POOR  
MAX ADI LATE 4 VERY POOR 29 FAIR 6 VERY POOR 30 FAIR  
MAX LVORI EARLY 7 8 6 8  
MAX LVORI LATE 9 3 9 2  
 
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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR MCLEAR MCLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 38 (+5) 64 (+2) 38 66  
RH % (24H TREND) 100 (+3) 43 (+9) 100 39  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 990 1270  
MIXING HGT(FT-AGL/MSL) 3260 4180  
TRANSPORT WND (MPH) NE 7 SE 6  
VENT RATE (KT-FT) 19560 20900  
CATEGORY DAY 2 2  
INVERSION 6PM 46F/10AM 6PM 45F/10AM  
DISPERSION 2 2  
MAX ADI EARLY 3 VERY POOR 17 GEN POOR 5 VERY POOR 16 GEN POOR  
MAX ADI LATE 3 VERY POOR 26 FAIR 5 VERY POOR 30 FAIR  
MAX LVORI EARLY 7 8 9 8  
MAX LVORI LATE 10 3 9 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  
1221 PM EDT THU OCT 22 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 37 (+6) 58 (0) 35 59  
RH % (24H TREND) 100 (+19) 52 (+16) 100 47  
WIND 20FT/EARLY(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 840 1100  
MIXING HGT(FT-AGL/MSL) 2740 3600  
TRANSPORT WND (MPH) E 7 SE 8  
VENT RATE (KT-FT) 16440 25200  
CATEGORY DAY 2 3  
INVERSION 6PM 46F/10AM 6PM 44F/10AM  
DISPERSION 2 3  
MAX ADI EARLY 5 VERY POOR 18 GEN POOR 5 VERY POOR 18 GEN POOR  
MAX ADI LATE 5 VERY POOR 23 FAIR 5 VERY POOR 33 FAIR  
MAX LVORI EARLY 5 8 8 8  
MAX LVORI LATE 9 3 9 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
   
FORECAST FOR DAYS 3 THROUGH 7  
   
SUNDAY  
CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. LIGHT  
WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER  
60S. LIGHT WINDS.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. SOUTHWEST WINDS 5 TO 10 MPH.  
 
 
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