794  
FNUS51 KPBZ 220637  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST FOR PENNSYLVANIA  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
237 AM EDT THU AUG 22 2019  
   
DISCUSSION
 
 
SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING  
AS COLD FRONT MOVES THROUGH THE REGION. COOLER AND DRIER AIR IS  
EXPECTED TO LINGER ACROSS THE REGION STARTING TOMORROW MORNING  
AND LAST INTO THE WEEKEND.  
 
PAZ021-029-031-073>076-222115-  
ALLEGHENY-WASHINGTON-GREENE-WESTMORELAND-WESTMORELAND RIDGES-  
FAYETTE-FAYETTE RIDGES-  
INCLUDING THE CITIES OF PITTSBURGH METRO AREA, WASHINGTON,  
CANONSBURG, WAYNESBURG, MURRYSVILLE, GREENSBURG, NEW KENSINGTON,  
LIGONIER, DONEGAL, UNIONTOWN, CHAMPION, AND OHIOPYLE  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 80 70 20  
TEMP (24H TREND) 82 (+1) 58 (-9) 75  
RH % (24H TREND) 65 (-2) 96 (0) 51  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) W 5 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.26 0.32 0.03  
PRECIP DURATION 4 5 1  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 12 PM  
MIXING HGT(M-AGL/MSL) 1150 1580  
MIXING HGT(FT-AGL/MSL)3780 5190  
TRANSPORT WND (MPH) W 15 N 9  
VENT RATE (KT-FT) 49140 41520  
DISPERSION 3 3  
LAL 5 4 1  
HAINES INDEX 3 2 3  
 
REMARKS...NONE.  
 

 
 
WVZ001>004-012-021-222115-  
HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-  
INCLUDING THE CITIES OF WEIRTON, FOLLANSBEE, WELLSBURG, WHEELING,  
MOUNDSVILLE, NEW MARTINSVILLE, AND FAIRMONT  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 70 70 40  
TEMP (24H TREND) 83 (0) 58 (-9) 76  
RH % (24H TREND) 67 (-2) 94 (-3) 51  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) SW 5 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.19 0.39 0.07  
PRECIP DURATION 4 8 1  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 1 PM  
MIXING HGT(M-AGL/MSL) 1100 1550  
MIXING HGT(FT-AGL/MSL)3620 5080  
TRANSPORT WND (MPH) W 13 N 10  
VENT RATE (KT-FT) 39820 45720  
DISPERSION 3 3  
LAL 5 5 1  
HAINES INDEX 3 2 3  
 
REMARKS...NONE.  
 

 
 
MDZ001-WVZ509>514-222115-  
GARRETT-MONONGALIA-  
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-PRESTON-  
EASTERN PRESTON-WESTERN TUCKER-EASTERN TUCKER-  
INCLUDING THE CITIES OF MOUNTAIN LAKE PARK, OAKLAND MD,  
GRANTSVILLE, MORGANTOWN, COOPERS ROCK, KINGWOOD, BRUCETON MILLS,  
TERRA ALTA, ROWLESBURG, HAZELTON, PARSONS, HENDRICKS,  
SAINT GEORGE, DAVIS, THOMAS, AND CANAAN VALLEY  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 70 60  
TEMP (24H TREND) 81 (+2) 58 (-7) 74  
RH % (24H TREND) 66 (-2) 99 (+1) 57  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) W 6 W 5 LGT/VAR  
PRECIP AMOUNT 0.09 0.40 0.20  
PRECIP DURATION 2 9 3  
PRECIP BEGIN 9 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 3 PM  
MIXING HGT(M-AGL/MSL) 1770 1170  
MIXING HGT(FT-AGL/MSL)5810 3840  
TRANSPORT WND (MPH) W 16 N 6  
VENT RATE (KT-FT) 81340 19200  
DISPERSION 4 2  
LAL 4 5 1  
HAINES INDEX 3 2 3  
 
REMARKS...NONE.  
 

 
 
OHZ057>059-068-069-222115-  
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-  
INCLUDING THE CITIES OF ZANESVILLE, CAMBRIDGE, MARTINS FERRY,  
ST. CLAIRSVILLE, CALDWELL, AND WOODSFIELD  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 80 60 20  
TEMP (24H TREND) 81 (-1) 58 (-8) 76  
RH % (24H TREND) 70 (+6) 95 (-4) 51  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 5  
PRECIP AMOUNT 0.26 0.30 0.02  
PRECIP DURATION 4 4 0  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 10 AM  
MIXING HGT(M-AGL/MSL) 1400 1580  
MIXING HGT(FT-AGL/MSL)4580 5170  
TRANSPORT WND (MPH) W 9 N 12  
VENT RATE (KT-FT) 36640 51700  
DISPERSION 3 4  
LAL 5 4 1  
HAINES INDEX 3 2 3  
 
REMARKS...NONE.  
 

 
 
OHZ039>041-048>050-222115-  
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH-  
INCLUDING THE CITIES OF NEW PHILADELPHIA, DOVER, CARROLLTON,  
MALVERN, EAST LIVERPOOL, SALEM, COLUMBIANA, COSHOCTON, CADIZ,  
AND STEUBENVILLE  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 70 50 0  
TEMP (24H TREND) 79 (-2) 56 (-10) 75  
RH % (24H TREND) 71 (+3) 93 (-6) 52  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR N 5  
PRECIP AMOUNT 0.31 0.16 0.00  
PRECIP DURATION 4 2  
PRECIP BEGIN 7 AM CONTINUING  
PRECIP END CONTINUING 6 AM  
MIXING HGT(M-AGL/MSL) 970 1630  
MIXING HGT(FT-AGL/MSL)3200 5360  
TRANSPORT WND (MPH) NW 9 N 13  
VENT RATE (KT-FT) 25600 58960  
DISPERSION 3 4  
LAL 5 4 1  
HAINES INDEX 3 2 3  
 
REMARKS...NONE.  
 

 
 
PAZ007>009-013>016-020-022-023-222115-  
MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON PA-BEAVER-  
ARMSTRONG-INDIANA-  
INCLUDING THE CITIES OF SHARON, HERMITAGE, GROVE CITY, OIL CITY,  
FRANKLIN, TIONESTA, NEW CASTLE, ELLWOOD CITY, BUTLER, CLARION,  
PUNXSUTAWNEY, BROOKVILLE, ALIQUIPPA, BEAVER FALLS, AMBRIDGE,  
MONACA, KITTANNING, FORD CITY, AND INDIANA  
237 AM EDT THU AUG 22 2019  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 60 40 0  
TEMP (24H TREND) 77 (-3) 53 (-13) 74  
RH % (24H TREND) 72 (+2) 95 (-3) 52  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) NW 5 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.17 0.09 0.00  
PRECIP DURATION 3 2  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 5 AM  
MIXING HGT(M-AGL/MSL) 870 1900  
MIXING HGT(FT-AGL/MSL)2850 6220  
TRANSPORT WND (MPH) W 12 N 8  
VENT RATE (KT-FT) 28500 43540  
DISPERSION 3 3  
LAL 4 4 1  
HAINES INDEX 2 3 4  
 
REMARKS...NONE.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
70S. NORTHEAST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER  
70S. EAST WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 70S. EAST WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.  
SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
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