296  
FNUS51 KPBZ 200701  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST FOR PENNSYLVANIA  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
301 AM EDT SUN MAY 20 2018  
   
DISCUSSION
 
 
SCATTERED SHOWERS SHOULD END THIS MORNING AS A COLD FRONT  
EXITS, WITH MAINLY DRY WEATHER EXPECTED THE REST OF THE DAY  
UNDER BUILDING HIGH PRESSURE. RAIN CHANCES RETURN EARLY IN THE  
WEEK WITH CROSSING LOW PRESSURE.  
 
PAZ021-029-031-073>076-202115-  
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  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS NONE TSTMS  
CHANCE PRECIP (%) 30 0 30  
TEMP (24H TREND) 77 (-1) 56 (-6) 78  
RH % (24H TREND) 57 (-5) 100 (+4) 53  
20FT WND-VAL/AM(MPH) W 6 LGT/VAR  
20FT WND-RDG/PM(MPH) NW 7 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.01 0.00 0.05  
PRECIP DURATION 1 1  
PRECIP BEGIN 6 AM 9 AM  
PRECIP END 11 AM CONTINUING  
MIXING HGT(M-AGL/MSL) 1700 1560  
MIXING HGT(FT-AGL/MSL)5570 5120  
TRANSPORT WND (MPH) W 13 SE 5  
VENT RATE (KT-FT) 61270 20480  
DISPERSION 4 2  
LAL 1 1 3  
HAINES INDEX 3 3 2  
 
REMARKS...NONE.  
 

 
 
WVZ001>004-012-021-202115-  
HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-  
INCLUDING THE CITIES OF WEIRTON, FOLLANSBEE, WELLSBURG, WHEELING,  
MOUNDSVILLE, NEW MARTINSVILLE, AND FAIRMONT  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS TSTMS  
CHANCE PRECIP (%) 20 20 50  
TEMP (24H TREND) 78 (-1) 57 (-7) 80  
RH % (24H TREND) 59 (-3) 100 (+6) 54  
20FT WND-VAL/AM(MPH) W 5 LGT/VAR  
20FT WND-RDG/PM(MPH) W 6 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.10  
PRECIP DURATION 1 0 2  
PRECIP BEGIN 6 AM 2 AM CONTINUING  
PRECIP END 5 PM CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1820 1660  
MIXING HGT(FT-AGL/MSL)5970 5440  
TRANSPORT WND (MPH) W 13 SE 3  
VENT RATE (KT-FT) 65670 16320  
DISPERSION 4 2  
LAL 2 1 3  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
MDZ001-WVZ509>514-202115-  
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  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS NONE TSTMS  
CHANCE PRECIP (%) 30 0 50  
TEMP (24H TREND) 76 (+1) 55 (-5) 78  
RH % (24H TREND) 61 (-3) 100 (+4) 54  
20FT WND-VAL/AM(MPH) W 8 LGT/VAR  
20FT WND-RDG/PM(MPH) W 8 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.11  
PRECIP DURATION 2 2  
PRECIP BEGIN 6 AM 6 AM  
PRECIP END 6 PM CONTINUING  
MIXING HGT(M-AGL/MSL) 1720 1600  
MIXING HGT(FT-AGL/MSL)5630 5260  
TRANSPORT WND (MPH) W 18 SE 6  
VENT RATE (KT-FT) 90080 26300  
DISPERSION 4 3  
LAL 2 2 3  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ057>059-068-069-202115-  
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-  
INCLUDING THE CITIES OF ZANESVILLE, CAMBRIDGE, MARTINS FERRY,  
ST. CLAIRSVILLE, CALDWELL, AND WOODSFIELD  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS TSTMS  
CHANCE PRECIP (%) 20 20 50  
TEMP (24H TREND) 78 (0) 58 (-6) 78  
RH % (24H TREND) 59 (-5) 98 (+2) 54  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) NW 5 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.15  
PRECIP DURATION 1 1 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1690 1510  
MIXING HGT(FT-AGL/MSL)5540 4940  
TRANSPORT WND (MPH) W 12 SE 3  
VENT RATE (KT-FT) 55400 14820  
DISPERSION 4 2  
LAL 2 2 3  
HAINES INDEX 3 3 2  
 
REMARKS...NONE.  
 

 
 
OHZ039>041-048>050-202115-  
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON-  
INCLUDING THE CITIES OF NEW PHILADELPHIA, DOVER, CARROLLTON,  
MALVERN, EAST LIVERPOOL, SALEM, COLUMBIANA, COSHOCTON, CADIZ,  
AND STEUBENVILLE  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS TSTMS  
CHANCE PRECIP (%) 20 20 30  
TEMP (24H TREND) 75 (-2) 54 (-9) 77  
RH % (24H TREND) 57 (-10) 97 (+4) 53  
20FT WND-VAL/AM(MPH) NW 5 LGT/VAR  
20FT WND-RDG/PM(MPH) NW 5 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.07  
PRECIP DURATION 1 1 1  
PRECIP BEGIN 6 AM 11 PM CONTINUING  
PRECIP END 10 AM CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1480 1260  
MIXING HGT(FT-AGL/MSL)4850 4130  
TRANSPORT WND (MPH) NW 8 E 5  
VENT RATE (KT-FT) 33950 16520  
DISPERSION 3 2  
LAL 1 1 3  
HAINES INDEX 3 3 2  
 
REMARKS...NONE.  
 

 
 
PAZ007>009-013>016-020-022-202115-  
MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON-BEAVER-  
ARMSTRONG-  
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, AND FORD CITY  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 30 0 0  
TEMP (24H TREND) 74 (-1) 50 (-10) 74  
RH % (24H TREND) 57 (-9) 100 (+4) 50  
20FT WND-VAL/AM(MPH) W 5 LGT/VAR  
20FT WND-RDG/PM(MPH) NW 7 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.00 0.00 0.00  
PRECIP DURATION 1  
PRECIP BEGIN 6 AM  
PRECIP END 10 AM  
MIXING HGT(M-AGL/MSL) 1480 1290  
MIXING HGT(FT-AGL/MSL)4850 4220  
TRANSPORT WND (MPH) NW 13 SE 7  
VENT RATE (KT-FT) 53350 25320  
DISPERSION 4 2  
LAL 1 1 2  
HAINES INDEX 3 3 4  
 
REMARKS...NONE.  
 

 
 
PAZ023-202115-  
INDIANA-  
INCLUDING THE CITY OF INDIANA  
301 AM EDT SUN MAY 20 2018  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE TSTMS  
CHANCE PRECIP (%) 40 0 20  
TEMP (24H TREND) 74 (0) 53 (-7) 76  
RH % (24H TREND) 60 (-2) 100 (+2) 57  
20FT WND-VAL/AM(MPH) W 6 LGT/VAR  
20FT WND-RDG/PM(MPH) NW 7 LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.01 0.00 0.00  
PRECIP DURATION 2 0  
PRECIP BEGIN 6 AM 3 PM  
PRECIP END 12 PM CONTINUING  
MIXING HGT(M-AGL/MSL) 1590 1400  
MIXING HGT(FT-AGL/MSL)5200 4590  
TRANSPORT WND (MPH) W 15 SE 6  
VENT RATE (KT-FT) 67600 22950  
DISPERSION 4 3  
LAL 1 1 2  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

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

 
 
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