409  
FNUS51 KPBZ 201714  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
1214 PM EST SAT DEC 20 2025  
   
DISCUSSION  
 
WHILE RELATIVE HUMIDITIES IN THE 20S AND 30S ARE POSSIBLE SOUTH OF  
I-70 MONDAY, WITHS ARE EXPECTED TO REMAIN LIGHT AND RECENT  
RAIN/SNOW SHOULD TAMPER AND FIRE CONDITIONS. RELATIVE HUMIDITIES  
REMAIN HIGH THE REST OF THE WEEK. FIRE WEATHER NOT EXPECTED.  
 
OHZ039-210915-  
TUSCARAWAS-  
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 24 (+8) 32 (-12) 12 39  
RH % (24H TREND) 90 (+1) 48 (+3) 81 40  
WIND 20FT/EARLY(MPH) SW 8 G18 W 8 G17 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 NW 8 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) 830 350  
MIXING HGT(FT-AGL/MSL) 2710 1140  
TRANSPORT WND (MPH) NW 20 S 12  
VENT RATE (KT-FT) 62920 11400  
CATEGORY DAY 3 1  
INVERSION 12AM 30F/4AM 6PM 36F/1PM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 67 GOOD 3 VERY POOR 10 POOR  
MAX ADI LATE 12 POOR 59 GEN GOOD 3 VERY POOR 15 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ040-210915-  
CARROLL-  
INCLUDING THE CITIES OF CARROLLTON AND MALVERN  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 24 (+9) 30 (-13) 13 38  
RH % (24H TREND) 88 (+2) 49 (+4) 79 39  
WIND 20FT/EARLY(MPH) SW 10 G20 W 10 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G17 NW 9 G18 LGT/VAR S 5  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 840 370  
MIXING HGT(FT-AGL/MSL) 2760 1210  
TRANSPORT WND (MPH) NW 22 S 12  
VENT RATE (KT-FT) 66330 12100  
CATEGORY DAY 4 1  
INVERSION NONE NONE 7PM 33F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 23 FAIR 55 GEN GOOD 5 VERY POOR 10 POOR  
MAX ADI LATE 17 GEN POOR 59 GEN GOOD 3 VERY POOR 16 GEN POOR  
MAX LVORI EARLY 3 4 3 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ041-210915-  
COLUMBIANA-  
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 23 (+8) 30 (-12) 12 37  
RH % (24H TREND) 88 (+4) 52 (+4) 81 42  
WIND 20FT/EARLY(MPH) SW 9 G21 W 10 G19 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G18 NW 9 G18 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) 940 420  
MIXING HGT(FT-AGL/MSL) 3070 1390  
TRANSPORT WND (MPH) NW 23 S 12  
VENT RATE (KT-FT) 78050 13900  
CATEGORY DAY 4 2  
INVERSION NONE NONE 7PM 32F/12PM  
DISPERSION 5 2  
MAX ADI EARLY 24 FAIR 63 GOOD 5 VERY POOR 11 POOR  
MAX ADI LATE 18 GEN POOR 63 GOOD 3 VERY POOR 17 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ048-210915-  
COSHOCTON-  
INCLUDING THE CITY OF COSHOCTON  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR MCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 23 (+7) 32 (-13) 13 39  
RH % (24H TREND) 90 (-5) 49 (+4) 82 41  
WIND 20FT/EARLY(MPH) SW 7 G17 NW 7 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 5 NW 7 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) 820 310  
MIXING HGT(FT-AGL/MSL) 2680 1030  
TRANSPORT WND (MPH) NW 18 S 12  
VENT RATE (KT-FT) 58420 10300  
CATEGORY DAY 3 1  
INVERSION 12AM 29F/4AM 6PM CONTINUING  
DISPERSION 5 1  
MAX ADI EARLY 19 GEN POOR 63 GOOD 3 VERY POOR 12 POOR  
MAX ADI LATE 9 POOR 56 GEN GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 4 4 4 4  
MAX LVORI LATE 5 2 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ049-210915-  
HARRISON-  
INCLUDING THE CITY OF CADIZ  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+9) 32 (-13) 13 39  
RH % (24H TREND) 89 (0) 45 (+4) 79 37  
WIND 20FT/EARLY(MPH) SW 9 G19 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 8 G18 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) 830 380  
MIXING HGT(FT-AGL/MSL) 2720 1230  
TRANSPORT WND (MPH) NW 21 S 12  
VENT RATE (KT-FT) 65450 12300  
CATEGORY DAY 3 1  
INVERSION NONE NONE 7PM 34F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 64 GOOD 4 VERY POOR 10 POOR  
MAX ADI LATE 13 GEN POOR 61 GOOD 3 VERY POOR 16 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ050-210915-  
JEFFERSON OH-  
INCLUDING THE CITY OF STEUBENVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+10) 33 (-11) 13 39  
RH % (24H TREND) 86 (-3) 45 (+4) 76 36  
WIND 20FT/EARLY(MPH) SW 9 G19 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 9 G18 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) 890 430  
MIXING HGT(FT-AGL/MSL) 2930 1420  
TRANSPORT WND (MPH) NW 21 S 10  
VENT RATE (KT-FT) 74780 12780  
CATEGORY DAY 4 2  
INVERSION NONE NONE 7PM 34F/12PM  
DISPERSION 5 2  
MAX ADI EARLY 20 GEN POOR 67 GOOD 5 VERY POOR 10 POOR  
MAX ADI LATE 15 GEN POOR 59 GEN GOOD 3 VERY POOR 16 GEN POOR  
MAX LVORI EARLY 3 4 3 3  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ057-210915-  
MUSKINGUM-  
INCLUDING THE CITY OF ZANESVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR MCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+8) 34 (-12) 14 40  
RH % (24H TREND) 89 (-1) 47 (+5) 80 39  
WIND 20FT/EARLY(MPH) SW 6 G17 NW 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR NW 6 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) 790 320  
MIXING HGT(FT-AGL/MSL) 2610 1070  
TRANSPORT WND (MPH) NW 18 S 10  
VENT RATE (KT-FT) 54540 9630  
CATEGORY DAY 3 1  
INVERSION 9PM 30F/4AM 6PM CONTINUING  
DISPERSION 5 1  
MAX ADI EARLY 17 GEN POOR 59 GEN GOOD 3 VERY POOR 9 POOR  
MAX ADI LATE 9 POOR 54 GEN GOOD 3 VERY POOR 12 POOR  
MAX LVORI EARLY 4 4 4 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ058-210915-  
GUERNSEY-  
INCLUDING THE CITY OF CAMBRIDGE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+10) 34 (-12) 14 41  
RH % (24H TREND) 90 (-5) 45 (+4) 78 36  
WIND 20FT/EARLY(MPH) SW 6 G18 W 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 5 NW 6 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) 830 360  
MIXING HGT(FT-AGL/MSL) 2710 1170  
TRANSPORT WND (MPH) NW 20 S 10  
VENT RATE (KT-FT) 56760 10530  
CATEGORY DAY 3 1  
INVERSION 9PM 31F/4AM 6PM 38F/1PM  
DISPERSION 5 1  
MAX ADI EARLY 16 GEN POOR 60 GEN GOOD 3 VERY POOR 9 POOR  
MAX ADI LATE 9 POOR 57 GEN GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ059-210915-  
BELMONT-  
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+9) 35 (-11) 14 41  
RH % (24H TREND) 89 (0) 44 (+5) 77 36  
WIND 20FT/EARLY(MPH) SW 8 G20 W 8 G17 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 7 NW 8 G17 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) 840 390  
MIXING HGT(FT-AGL/MSL) 2760 1270  
TRANSPORT WND (MPH) NW 21 S 9  
VENT RATE (KT-FT) 66290 10160  
CATEGORY DAY 3 1  
INVERSION 9PM 31F/5AM 6PM 36F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 17 GEN POOR 60 GEN GOOD 4 VERY POOR 9 POOR  
MAX ADI LATE 13 GEN POOR 59 GEN GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 3 4 3 3  
MAX LVORI LATE 4 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ068-210915-  
NOBLE-  
INCLUDING THE CITY OF CALDWELL  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+7) 36 (-11) 15 41  
RH % (24H TREND) 89 (-3) 45 (+4) 80 36  
WIND 20FT/EARLY(MPH) SW 6 G17 NW 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) LGT/VAR NW 6 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) 800 350  
MIXING HGT(FT-AGL/MSL) 2640 1150  
TRANSPORT WND (MPH) NW 18 S 10  
VENT RATE (KT-FT) 53970 10350  
CATEGORY DAY 3 1  
INVERSION 7PM 28F/6AM 6PM 39F/1PM  
DISPERSION 5 1  
MAX ADI EARLY 11 POOR 58 GEN GOOD 3 VERY POOR 9 POOR  
MAX ADI LATE 9 POOR 56 GEN GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
OHZ069-210915-  
MONROE-  
INCLUDING THE CITY OF WOODSFIELD  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 27 (+8) 36 (-12) 15 41  
RH % (24H TREND) 87 (0) 45 (+7) 78 36  
WIND 20FT/EARLY(MPH) SW 6 G18 W 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 5 NW 6 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) 830 380  
MIXING HGT(FT-AGL/MSL) 2730 1240  
TRANSPORT WND (MPH) W 18 S 9  
VENT RATE (KT-FT) 60560 9920  
CATEGORY DAY 3 1  
INVERSION 7PM 29F/6AM 6PM 39F/1PM  
DISPERSION 5 1  
MAX ADI EARLY 11 POOR 58 GEN GOOD 3 VERY POOR 8 POOR  
MAX ADI LATE 9 POOR 58 GEN GOOD 2 VERY POOR 12 POOR  
MAX LVORI EARLY 3 4 4 3  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ007-210915-  
MERCER-  
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 21 (+8) 28 (-11) 12 35  
RH % (24H TREND) 94 (+6) 58 (+3) 93 49  
WIND 20FT/EARLY(MPH) SW 9 G19 W 12 G19 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 9 G18 NW 10 G19 LGT/VAR S 5  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
PRECIP DURATION  
PRECIP BEGIN  
PRECIP END  
MIXING HGT(M-AGL/MSL) 1080 460  
MIXING HGT(FT-AGL/MSL) 3530 1520  
TRANSPORT WND (MPH) W 26 S 12  
VENT RATE (KT-FT) 73110 15200  
CATEGORY DAY 4 2  
INVERSION NONE NONE 9PM 27F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 24 FAIR 69 GOOD 12 POOR 15 GEN POOR  
MAX ADI LATE 29 FAIR 62 GOOD 4 VERY POOR 19 GEN POOR  
MAX LVORI EARLY 3 4 5 5  
MAX LVORI LATE 5 2 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ008-210915-  
VENANGO-  
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 21 (+8) 28 (-11) 13 34  
RH % (24H TREND) 97 (+2) 61 (+6) 95 51  
WIND 20FT/EARLY(MPH) SW 9 G19 W 10 G20 W 5 LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G19 NW 9 G19 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 520  
MIXING HGT(FT-AGL/MSL) 3530 1720  
TRANSPORT WND (MPH) NW 26 SW 10  
VENT RATE (KT-FT) 96980 15480  
CATEGORY DAY 4 2  
INVERSION NONE NONE 10PM 26F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 23 FAIR 69 GOOD 12 POOR 16 GEN POOR  
MAX ADI LATE 28 FAIR 64 GOOD 4 VERY POOR 20 GEN POOR  
MAX LVORI EARLY 3 4 5 5  
MAX LVORI LATE 5 2 7 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ009-210915-  
FOREST-  
INCLUDING THE CITY OF TIONESTA  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 20 (+7) 28 (-10) 13 33  
RH % (24H TREND) 99 (+9) 58 (+6) 94 48  
WIND 20FT/EARLY(MPH) SW 8 G20 W 9 G21 W 5 LGT/VAR  
WIND 20FT/LATE(MPH) W 7 G19 W 8 G20 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) 1110 550  
MIXING HGT(FT-AGL/MSL) 3660 1800  
TRANSPORT WND (MPH) W 26 SW 12  
VENT RATE (KT-FT) 104810 18000  
CATEGORY DAY 4 2  
INVERSION NONE NONE 12AM 22F/10AM  
DISPERSION 5 2  
MAX ADI EARLY 23 FAIR 70 GOOD 13 GEN POOR 18 GEN POOR  
MAX ADI LATE 30 FAIR 66 GOOD 5 VERY POOR 21 FAIR  
MAX LVORI EARLY 3 4 4 5  
MAX LVORI LATE 5 1 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ013-210915-  
LAWRENCE-  
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 22 (+11) 30 (-11) 11 36  
RH % (24H TREND) 92 (+5) 55 (+4) 89 45  
WIND 20FT/EARLY(MPH) SW 7 G17 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 7 NW 9 G18 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 470  
MIXING HGT(FT-AGL/MSL) 3450 1540  
TRANSPORT WND (MPH) NW 26 S 12  
VENT RATE (KT-FT) 91990 15400  
CATEGORY DAY 4 2  
INVERSION NONE NONE 8PM 28F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 22 FAIR 69 GOOD 6 VERY POOR 13 GEN POOR  
MAX ADI LATE 18 GEN POOR 70 GOOD 3 VERY POOR 20 GEN POOR  
MAX LVORI EARLY 3 4 5 4  
MAX LVORI LATE 5 1 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ014-210915-  
BUTLER-  
INCLUDING THE CITY OF BUTLER  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 21 (+11) 30 (-11) 11 36  
RH % (24H TREND) 94 (-3) 57 (+5) 92 46  
WIND 20FT/EARLY(MPH) SW 7 G17 W 10 G19 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G17 NW 9 G19 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 480  
MIXING HGT(FT-AGL/MSL) 3390 1580  
TRANSPORT WND (MPH) NW 24 SW 9  
VENT RATE (KT-FT) 87100 12640  
CATEGORY DAY 4 1  
INVERSION NONE NONE 9PM 27F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 67 GOOD 8 POOR 13 GEN POOR  
MAX ADI LATE 18 GEN POOR 64 GOOD 3 VERY POOR 18 GEN POOR  
MAX LVORI EARLY 3 4 5 4  
MAX LVORI LATE 5 1 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ015-210915-  
CLARION-  
INCLUDING THE CITY OF CLARION  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 22 (+11) 29 (-10) 12 34  
RH % (24H TREND) 95 (0) 58 (+5) 92 48  
WIND 20FT/EARLY(MPH) SW 7 G19 W 9 G20 W 5 LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G19 NW 9 G20 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 550  
MIXING HGT(FT-AGL/MSL) 3570 1820  
TRANSPORT WND (MPH) NW 26 S 7  
VENT RATE (KT-FT) 101590 10920  
CATEGORY DAY 4 1  
INVERSION NONE NONE 12AM 23F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 21 FAIR 71 GOOD 13 GEN POOR 16 GEN POOR  
MAX ADI LATE 25 FAIR 67 GOOD 4 VERY POOR 21 FAIR  
MAX LVORI EARLY 3 4 4 5  
MAX LVORI LATE 5 1 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ016-210915-  
JEFFERSON PA-  
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 23 (+12) 29 (-10) 12 34  
RH % (24H TREND) 93 (+3) 55 (+5) 86 44  
WIND 20FT/EARLY(MPH) SW 8 G19 W 11 G23 W 7 G17 LGT/VAR  
WIND 20FT/LATE(MPH) W 9 G21 W 11 G23 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) 1110 600  
MIXING HGT(FT-AGL/MSL) 3650 1970  
TRANSPORT WND (MPH) W 28 S 6  
VENT RATE (KT-FT) 102270 9850  
CATEGORY DAY 4 1  
INVERSION NONE NONE 1AM 22F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 73 GOOD 31 FAIR 16 GEN POOR  
MAX ADI LATE 29 FAIR 70 GOOD 6 VERY POOR 21 FAIR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 4 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ020-210915-  
BEAVER-  
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,  
AND MONACA  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+10) 31 (-11) 12 37  
RH % (24H TREND) 88 (+2) 51 (+3) 83 40  
WIND 20FT/EARLY(MPH) SW 6 G17 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 NW 9 G18 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 480  
MIXING HGT(FT-AGL/MSL) 3340 1570  
TRANSPORT WND (MPH) NW 24 S 9  
VENT RATE (KT-FT) 82630 12560  
CATEGORY DAY 4 1  
INVERSION NONE NONE 7PM 28F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 70 GOOD 6 VERY POOR 11 POOR  
MAX ADI LATE 11 POOR 74 GOOD 3 VERY POOR 18 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ021-210915-  
ALLEGHENY-  
INCLUDING THE CITY OF PITTSBURGH METRO AREA  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+12) 33 (-11) 12 39  
RH % (24H TREND) 90 (+1) 51 (+4) 84 41  
WIND 20FT/EARLY(MPH) SW 8 G17 W 10 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 10 G19 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 480  
MIXING HGT(FT-AGL/MSL) 3420 1580  
TRANSPORT WND (MPH) NW 23 S 8  
VENT RATE (KT-FT) 89260 11060  
CATEGORY DAY 4 1  
INVERSION 9PM 32F/4AM 8PM 29F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 15 GEN POOR 61 GOOD 6 VERY POOR 9 POOR  
MAX ADI LATE 14 GEN POOR 64 GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 3 4 3 4  
MAX LVORI LATE 5 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ022-210915-  
ARMSTRONG-  
INCLUDING THE CITIES OF KITTANNING AND FORD CITY  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 24 (+14) 31 (-11) 11 37  
RH % (24H TREND) 94 (-3) 56 (+6) 90 44  
WIND 20FT/EARLY(MPH) SW 7 G17 W 10 G19 W 5 LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G18 NW 10 G19 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 530  
MIXING HGT(FT-AGL/MSL) 3720 1750  
TRANSPORT WND (MPH) NW 25 SW 8  
VENT RATE (KT-FT) 95580 12250  
CATEGORY DAY 4 2  
INVERSION NONE NONE 10PM 24F/10AM  
DISPERSION 5 2  
MAX ADI EARLY 13 GEN POOR 67 GOOD 11 POOR 12 POOR  
MAX ADI LATE 18 GEN POOR 68 GOOD 4 VERY POOR 16 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 1 6 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ029-210915-  
WASHINGTON-  
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+11) 34 (-11) 13 39  
RH % (24H TREND) 87 (-4) 47 (+8) 79 37  
WIND 20FT/EARLY(MPH) SW 9 G18 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 10 G19 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) 940 470  
MIXING HGT(FT-AGL/MSL) 3090 1530  
TRANSPORT WND (MPH) W 22 S 8  
VENT RATE (KT-FT) 82390 10710  
CATEGORY DAY 4 1  
INVERSION 7PM 32F/4AM 7PM 34F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 16 GEN POOR 59 GEN GOOD 5 VERY POOR 9 POOR  
MAX ADI LATE 13 GEN POOR 57 GEN GOOD 3 VERY POOR 14 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ031-210915-  
GREENE-  
INCLUDING THE CITY OF WAYNESBURG  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+10) 35 (-13) 14 41  
RH % (24H TREND) 88 (-1) 47 (+10) 80 36  
WIND 20FT/EARLY(MPH) SW 7 G17 W 7 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 NW 8 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) 920 490  
MIXING HGT(FT-AGL/MSL) 3020 1600  
TRANSPORT WND (MPH) W 21 S 7  
VENT RATE (KT-FT) 73010 9600  
CATEGORY DAY 4 1  
INVERSION 7PM 32F/5AM 7PM 32F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 14 GEN POOR 64 GOOD 4 VERY POOR 8 POOR  
MAX ADI LATE 13 GEN POOR 63 GOOD 2 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 4 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ073-210915-  
WESTMORELAND-  
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,  
LOWER BURRELL, LATROBE, AND MONESSEN  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+12) 33 (-13) 12 40  
RH % (24H TREND) 93 (+2) 53 (+10) 85 37  
WIND 20FT/EARLY(MPH) SW 8 G17 W 11 G19 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 9 G17 NW 12 G19 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 530  
MIXING HGT(FT-AGL/MSL) 3580 1740  
TRANSPORT WND (MPH) W 24 SW 6  
VENT RATE (KT-FT) 98420 8700  
CATEGORY DAY 4 1  
INVERSION 7PM 32F/4AM 7PM 27F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 14 GEN POOR 62 GOOD 11 POOR 10 POOR  
MAX ADI LATE 14 GEN POOR 62 GOOD 3 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 3 4 4 4  
MAX LVORI LATE 5 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ074-210915-  
HIGHER ELEVATIONS OF WESTMORELAND-  
INCLUDING THE CITIES OF LIGONIER AND DONEGAL  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+12) 33 (-13) 13 40  
RH % (24H TREND) 89 (-3) 49 (+10) 78 32  
WIND 20FT/EARLY(MPH) SW 8 G21 W 12 G23 W 6 G20 LGT/VAR  
WIND 20FT/LATE(MPH) W 10 G23 W 12 G23 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 650  
MIXING HGT(FT-AGL/MSL) 3580 2130  
TRANSPORT WND (MPH) W 25 SW 7  
VENT RATE (KT-FT) 101980 12780  
CATEGORY DAY 4 1  
INVERSION 6PM 32F/4AM 9PM 30F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 13 GEN POOR 66 GOOD 13 GEN POOR 10 POOR  
MAX ADI LATE 21 FAIR 66 GOOD 5 VERY POOR 16 GEN POOR  
MAX LVORI EARLY 2 4 3 3  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ075-210915-  
FAYETTE-  
INCLUDING THE CITY OF UNIONTOWN  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+11) 35 (-14) 14 42  
RH % (24H TREND) 90 (0) 49 (+11) 82 34  
WIND 20FT/EARLY(MPH) SW 6 W 8 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) SW 6 W 9 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 590  
MIXING HGT(FT-AGL/MSL) 3370 1930  
TRANSPORT WND (MPH) W 23 S 6  
VENT RATE (KT-FT) 85230 9650  
CATEGORY DAY 4 1  
INVERSION 7PM 34F/4AM 7PM 28F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 12 POOR 69 GOOD 5 VERY POOR 9 POOR  
MAX ADI LATE 12 POOR 67 GOOD 2 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 4 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ076-210915-  
HIGHER ELEVATIONS OF FAYETTE-  
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+10) 34 (-13) 12 41  
RH % (24H TREND) 90 (-6) 51 (+15) 79 29  
WIND 20FT/EARLY(MPH) SW 6 G19 W 8 G20 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G20 W 9 G20 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) 960 660  
MIXING HGT(FT-AGL/MSL) 3140 2160  
TRANSPORT WND (MPH) W 24 SW 7  
VENT RATE (KT-FT) 98280 12960  
CATEGORY DAY 4 1  
INVERSION 6PM 32F/4AM 7PM 30F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 12 POOR 70 GOOD 8 POOR 8 POOR  
MAX ADI LATE 14 GEN POOR 70 GOOD 4 VERY POOR 15 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ077-210915-  
INDIANA-  
INCLUDING THE CITY OF INDIANA  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+15) 32 (-11) 12 37  
RH % (24H TREND) 93 (-5) 54 (+6) 85 40  
WIND 20FT/EARLY(MPH) SW 7 G18 W 12 G23 W 7 G18 LGT/VAR  
WIND 20FT/LATE(MPH) W 9 G22 W 12 G23 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 540  
MIXING HGT(FT-AGL/MSL) 3720 1780  
TRANSPORT WND (MPH) W 26 SW 7  
VENT RATE (KT-FT) 101620 10680  
CATEGORY DAY 4 1  
INVERSION 6PM 32F/4AM 12AM 24F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 14 GEN POOR 68 GOOD 27 FAIR 13 GEN POOR  
MAX ADI LATE 19 GEN POOR 70 GOOD 5 VERY POOR 15 GEN POOR  
MAX LVORI EARLY 2 4 4 4  
MAX LVORI LATE 4 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
PAZ078-210915-  
HIGHER ELEVATIONS OF INDIANA-  
INCLUDING THE CITY OF ARMAGH  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 26 (+15) 32 (-11) 13 38  
RH % (24H TREND) 91 (-6) 53 (+7) 82 36  
WIND 20FT/EARLY(MPH) S 7 G19 W 12 G24 W 8 G20 LGT/VAR  
WIND 20FT/LATE(MPH) W 10 G23 W 12 G24 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 550  
MIXING HGT(FT-AGL/MSL) 3570 1820  
TRANSPORT WND (MPH) W 26 SW 7  
VENT RATE (KT-FT) 98390 10920  
CATEGORY DAY 4 1  
INVERSION 6PM 32F/4AM 12AM 25F/10AM  
DISPERSION 5 1  
MAX ADI EARLY 13 GEN POOR 68 GOOD 14 GEN POOR 12 POOR  
MAX ADI LATE 20 GEN POOR 69 GOOD 6 VERY POOR 15 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 4 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ001-210915-  
HANCOCK-  
INCLUDING THE CITY OF WEIRTON  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+10) 31 (-12) 13 38  
RH % (24H TREND) 84 (-2) 47 (+4) 75 39  
WIND 20FT/EARLY(MPH) SW 8 G17 W 9 G18 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 7 NW 8 G18 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) 970 490  
MIXING HGT(FT-AGL/MSL) 3190 1590  
TRANSPORT WND (MPH) NW 22 S 10  
VENT RATE (KT-FT) 76570 14310  
CATEGORY DAY 4 2  
INVERSION NONE NONE 7PM 29F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 20 GEN POOR 66 GOOD 6 VERY POOR 11 POOR  
MAX ADI LATE 15 GEN POOR 67 GOOD 3 VERY POOR 17 GEN POOR  
MAX LVORI EARLY 3 3 3 3  
MAX LVORI LATE 4 1 3 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ002-210915-  
BROOKE-  
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 27 (+12) 33 (-12) 14 40  
RH % (24H TREND) 84 (-5) 44 (+5) 74 36  
WIND 20FT/EARLY(MPH) SW 9 G17 W 9 G17 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 9 G17 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) 940 480  
MIXING HGT(FT-AGL/MSL) 3100 1590  
TRANSPORT WND (MPH) W 20 S 9  
VENT RATE (KT-FT) 73680 12720  
CATEGORY DAY 4 1  
INVERSION NONE NONE 7PM 30F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 20 GEN POOR 68 GOOD 5 VERY POOR 11 POOR  
MAX ADI LATE 15 GEN POOR 60 GEN GOOD 3 VERY POOR 15 GEN POOR  
MAX LVORI EARLY 2 3 3 3  
MAX LVORI LATE 4 1 3 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ003-210915-  
OHIO-  
INCLUDING THE CITY OF WHEELING  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 27 (+11) 34 (-12) 14 40  
RH % (24H TREND) 85 (-3) 45 (+7) 75 37  
WIND 20FT/EARLY(MPH) SW 9 G18 W 9 G17 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 NW 9 G17 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) 880 430  
MIXING HGT(FT-AGL/MSL) 2890 1410  
TRANSPORT WND (MPH) W 21 S 8  
VENT RATE (KT-FT) 66820 9870  
CATEGORY DAY 3 1  
INVERSION 2AM 31F/5AM 7PM 35F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 17 GEN POOR 63 GOOD 4 VERY POOR 9 POOR  
MAX ADI LATE 13 GEN POOR 57 GEN GOOD 3 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 2 4 3 3  
MAX LVORI LATE 4 2 3 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ004-210915-  
MARSHALL-  
INCLUDING THE CITY OF MOUNDSVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+9) 36 (-11) 15 42  
RH % (24H TREND) 85 (-1) 47 (+9) 76 37  
WIND 20FT/EARLY(MPH) SW 8 G17 W 7 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 7 NW 8 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) 880 440  
MIXING HGT(FT-AGL/MSL) 2880 1440  
TRANSPORT WND (MPH) W 20 S 8  
VENT RATE (KT-FT) 66970 10080  
CATEGORY DAY 3 1  
INVERSION 7PM 30F/6AM 7PM 36F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 14 GEN POOR 61 GOOD 4 VERY POOR 9 POOR  
MAX ADI LATE 12 POOR 60 GEN GOOD 2 VERY POOR 12 POOR  
MAX LVORI EARLY 2 4 3 3  
MAX LVORI LATE 4 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ012-210915-  
WETZEL-  
INCLUDING THE CITY OF NEW MARTINSVILLE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 29 (+9) 35 (-13) 16 40  
RH % (24H TREND) 87 (0) 48 (+10) 77 36  
WIND 20FT/EARLY(MPH) SW 6 G17 W 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 NW 7 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) 850 450  
MIXING HGT(FT-AGL/MSL) 2790 1480  
TRANSPORT WND (MPH) W 20 S 7  
VENT RATE (KT-FT) 62880 8880  
CATEGORY DAY 3 1  
INVERSION 6PM 30F/8AM 6PM 36F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 11 POOR 57 GEN GOOD 3 VERY POOR 7 POOR  
MAX ADI LATE 11 POOR 57 GEN GOOD 2 VERY POOR 11 POOR  
MAX LVORI EARLY 2 4 3 3  
MAX LVORI LATE 4 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ021-210915-  
MARION-  
INCLUDING THE CITY OF FAIRMONT  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 29 (+7) 36 (-14) 15 42  
RH % (24H TREND) 90 (+4) 49 (+13) 80 33  
WIND 20FT/EARLY(MPH) SW 6 W 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 W 7 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) 900 500  
MIXING HGT(FT-AGL/MSL) 2960 1650  
TRANSPORT WND (MPH) W 20 S 6  
VENT RATE (KT-FT) 72430 8250  
CATEGORY DAY 4 1  
INVERSION 6PM 30F/8AM 7PM 37F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 7 POOR 58 GEN GOOD 4 VERY POOR 7 POOR  
MAX ADI LATE 9 POOR 60 GEN GOOD 2 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 3 5 4 4  
MAX LVORI LATE 5 2 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ509-210915-  
MONONGALIA-  
INCLUDING THE CITY OF MORGANTOWN  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 29 (+9) 36 (-13) 15 43  
RH % (24H TREND) 89 (0) 49 (+12) 79 32  
WIND 20FT/EARLY(MPH) SW 6 W 6 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) SW 6 W 7 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) 970 570  
MIXING HGT(FT-AGL/MSL) 3180 1870  
TRANSPORT WND (MPH) W 20 S 6  
VENT RATE (KT-FT) 80520 9350  
CATEGORY DAY 4 1  
INVERSION 6PM 32F/7AM 7PM 33F/11AM  
DISPERSION 5 1  
MAX ADI EARLY 9 POOR 61 GOOD 4 VERY POOR 8 POOR  
MAX ADI LATE 9 POOR 65 GOOD 2 VERY POOR 13 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 5 2 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ510-210915-  
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-  
INCLUDING THE CITY OF COOPERS ROCK  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+9) 34 (-14) 14 40  
RH % (24H TREND) 90 (-6) 51 (+16) 80 30  
WIND 20FT/EARLY(MPH) SW 7 G17 W 7 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 8 G17 W 8 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) 850 530  
MIXING HGT(FT-AGL/MSL) 2800 1750  
TRANSPORT WND (MPH) W 22 S 6  
VENT RATE (KT-FT) 76050 8750  
CATEGORY DAY 4 1  
INVERSION 6PM 30F/8AM 6PM 36F/12PM  
DISPERSION 5 1  
MAX ADI EARLY 11 POOR 59 GEN GOOD 5 VERY POOR 6 VERY POOR  
MAX ADI LATE 13 GEN POOR 63 GOOD 2 VERY POOR 11 POOR  
MAX LVORI EARLY 2 5 3 4  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ511-210915-  
PRESTON-  
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+8) 36 (-14) 13 43  
RH % (24H TREND) 92 (-4) 49 (+15) 81 28  
WIND 20FT/EARLY(MPH) SW 5 W 6 G17 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 6 G17 W 7 G17 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) 960 710  
MIXING HGT(FT-AGL/MSL) 3150 2340  
TRANSPORT WND (MPH) W 22 SW 7  
VENT RATE (KT-FT) 102100 14040  
CATEGORY DAY 4 2  
INVERSION 6PM 34F/4AM 7PM 33F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 8 POOR 68 GOOD 6 VERY POOR 9 POOR  
MAX ADI LATE 13 GEN POOR 72 GOOD 3 VERY POOR 18 GEN POOR  
MAX LVORI EARLY 2 4 3 4  
MAX LVORI LATE 5 1 5 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ512-210915-  
EASTERN PRESTON-  
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER PCLDY MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 28 (+8) 34 (-14) 13 42  
RH % (24H TREND) 93 (-5) 50 (+15) 80 26  
WIND 20FT/EARLY(MPH) SW 8 G21 W 10 G23 W 6 G17 LGT/VAR  
WIND 20FT/LATE(MPH) W 11 G23 W 10 G23 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) 910 740  
MIXING HGT(FT-AGL/MSL) 2990 2430  
TRANSPORT WND (MPH) W 25 SW 7  
VENT RATE (KT-FT) 108470 14580  
CATEGORY DAY 4 2  
INVERSION 6PM 33F/4AM 7PM 32F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 14 GEN POOR 57 GEN GOOD 11 POOR 9 POOR  
MAX ADI LATE 24 FAIR 67 GOOD 4 VERY POOR 19 GEN POOR  
MAX LVORI EARLY 2 4 4 4  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ513-210915-  
WESTERN TUCKER-  
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLEAR MCLEAR CLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 29 (+8) 36 (-15) 16 44  
RH % (24H TREND) 91 (-1) 46 (+15) 79 23  
WIND 20FT/EARLY(MPH) SW 7 G20 W 8 G20 LGT/VAR LGT/VAR  
WIND 20FT/LATE(MPH) W 9 G22 W 9 G21 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) 990 900  
MIXING HGT(FT-AGL/MSL) 3240 2950  
TRANSPORT WND (MPH) W 24 SW 7  
VENT RATE (KT-FT) 117020 17700  
CATEGORY DAY 4 2  
INVERSION 6PM 35F/4AM 7PM 34F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 11 POOR 64 GOOD 9 POOR 11 POOR  
MAX ADI LATE 25 FAIR 71 GOOD 3 VERY POOR 24 FAIR  
MAX LVORI EARLY 2 4 4 3  
MAX LVORI LATE 4 1 4 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
 
WVZ514-210915-  
EASTERN TUCKER-  
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY  
1214 PM EST SAT DEC 20 2025  
 
TONIGHT SUN SUN NIGHT MON  
 
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 0 0 0 0  
CHANCE OF THUNDER (%) 0 0 0 0  
TEMP (24H TREND) 25 (+6) 34 (-12) 15 41  
RH % (24H TREND) 95 (-1) 53 (+19) 78 24  
WIND 20FT/EARLY(MPH) SW 9 G30 W 11 G32 W 8 G27 LGT/VAR  
WIND 20FT/LATE(MPH) W 13 G34 W 12 G32 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) 950 920  
MIXING HGT(FT-AGL/MSL) 3110 3000  
TRANSPORT WND (MPH) W 32 SW 9  
VENT RATE (KT-FT) 141810 24000  
CATEGORY DAY 4 2  
INVERSION 6PM 29F/6AM 7PM 32F/11AM  
DISPERSION 5 2  
MAX ADI EARLY 21 FAIR 68 GOOD 17 GEN POOR 11 POOR  
MAX ADI LATE 37 FAIR 75 GOOD 6 VERY POOR 29 FAIR  
MAX LVORI EARLY 2 4 3 3  
MAX LVORI LATE 4 1 3 2  
 
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
 
 
   
FORECAST FOR DAYS 3 THROUGH 7  
   
TUESDAY  
RAIN LIKELY WITH POSSIBLE SNOW AND FREEZING RAIN. LOWS  
IN THE LOWER 30S. HIGHS IN THE UPPER 40S. SOUTH WINDS 5 TO  
10 MPH.    
WEDNESDAY  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 40S. WEST WINDS 15 TO 20 MPH.    
THURSDAY  
RAIN, WARMER. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS 10 TO 15 MPH.    
FRIDAY  
CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER 40S. HIGHS  
IN THE MID 50S. WEST WINDS 15 TO 20 MPH.    
SATURDAY  
MOSTLY CLOUDY. A CHANCE OF RAIN AND FREEZING RAIN.  
LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH.  
 
 
MILCAREK  
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