280  
FNUS51 KPBZ 250712  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST FOR PENNSYLVANIA  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
312 AM EDT THU MAY 25 2017  
   
DISCUSSION
 
 
SLOW MOVING LOW PRESSURE WILL KEEP RAIN IN THE FORECAST THROUGH  
EARLY FRIDAY. RAIN CHANCES RETURN FOR PART OF THE WEEKEND WITH  
LOW PRESSURE.  
 
PAZ021-029-031-073>076-252130-  
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  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 100 70 50  
TEMP (24H TREND) 67 (+2) 53 (-3) 68  
RH % (24H TREND) 61 (-10) 99 (+5) 63  
20FT WND-VAL/AM(MPH) S 6 W 8  
20FT WND-RDG/PM(MPH) SW 6 SW 5 W 8  
PRECIP AMOUNT 0.37 0.18 0.04  
PRECIP DURATION 7 8 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 6 PM  
MIXING HGT(M-AGL/MSL) 1910 1520  
MIXING HGT(FT-AGL/MSL)6260 5000  
TRANSPORT WND (MPH) SW 15 W 18  
VENT RATE (KT-FT) 81380 80000  
DISPERSION 4 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
WVZ001>004-012-021-252130-  
HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-  
INCLUDING THE CITIES OF WEIRTON, FOLLANSBEE, WELLSBURG, WHEELING,  
MOUNDSVILLE, NEW MARTINSVILLE, AND FAIRMONT  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 90 70 50  
TEMP (24H TREND) 66 (-3) 54 (-3) 71  
RH % (24H TREND) 62 (-9) 97 (+1) 59  
20FT WND-VAL/AM(MPH) S 6 W 8  
20FT WND-RDG/PM(MPH) SW 7 SW 5 W 8  
PRECIP AMOUNT 0.27 0.20 0.04  
PRECIP DURATION 6 9 1  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 3 PM  
MIXING HGT(M-AGL/MSL) 1780 1720  
MIXING HGT(FT-AGL/MSL)5850 5630  
TRANSPORT WND (MPH) SW 15 W 18  
VENT RATE (KT-FT) 76050 90080  
DISPERSION 4 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
MDZ001-WVZ509>514-252130-  
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  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 90 70 50  
TEMP (24H TREND) 66 (+5) 50 (-3) 67  
RH % (24H TREND) 59 (-19) 98 (+3) 62  
20FT WND-VAL/AM(MPH) S 6 W 9 G20  
20FT WND-RDG/PM(MPH) SW 6 SW 5 W 9 G17  
PRECIP AMOUNT 0.30 0.22 0.07  
PRECIP DURATION 6 9 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 6 PM  
MIXING HGT(M-AGL/MSL) 2000 1370  
MIXING HGT(FT-AGL/MSL)6580 4500  
TRANSPORT WND (MPH) SW 15 W 23  
VENT RATE (KT-FT) 85540 90000  
DISPERSION 4 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ057>059-068-069-252130-  
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-  
INCLUDING THE CITIES OF ZANESVILLE, CAMBRIDGE, MARTINS FERRY,  
ST. CLAIRSVILLE, CALDWELL, AND WOODSFIELD  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER CLOUDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 70 70 40  
TEMP (24H TREND) 65 (-3) 55 (-3) 72  
RH % (24H TREND) 68 (-10) 97 (+2) 56  
20FT WND-VAL/AM(MPH) S 6 W 7  
20FT WND-RDG/PM(MPH) SW 6 LGT/VAR W 8  
PRECIP AMOUNT 0.20 0.17 0.02  
PRECIP DURATION 5 8 1  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 1 PM  
MIXING HGT(M-AGL/MSL) 1560 1650  
MIXING HGT(FT-AGL/MSL)5100 5420  
TRANSPORT WND (MPH) SW 15 W 16  
VENT RATE (KT-FT) 66300 75880  
DISPERSION 4 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ039>041-048>050-252130-  
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON-  
INCLUDING THE CITIES OF NEW PHILADELPHIA, DOVER, CARROLLTON,  
MALVERN, EAST LIVERPOOL, SALEM, COLUMBIANA, COSHOCTON, CADIZ,  
AND STEUBENVILLE  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER CLOUDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 90 70 40  
TEMP (24H TREND) 65 (0) 54 (-3) 70  
RH % (24H TREND) 69 (-9) 96 (+1) 59  
20FT WND-VAL/AM(MPH) S 5 W 7  
20FT WND-RDG/PM(MPH) SW 5 LGT/VAR W 8  
PRECIP AMOUNT 0.27 0.18 0.01  
PRECIP DURATION 7 8 1  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1640 1520  
MIXING HGT(FT-AGL/MSL)5390 4970  
TRANSPORT WND (MPH) SW 14 W 15  
VENT RATE (KT-FT) 64680 64610  
DISPERSION 4 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
 
PAZ007>009-013>016-020-022-252130-  
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  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER CLOUDY CLOUDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 100 60 40  
TEMP (24H TREND) 66 (-1) 51 (-3) 65  
RH % (24H TREND) 67 (+7) 99 (+6) 66  
20FT WND-VAL/AM(MPH) SE 7 W 6  
20FT WND-RDG/PM(MPH) S 5 LGT/VAR W 8  
PRECIP AMOUNT 0.55 0.15 0.02  
PRECIP DURATION 9 8 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 5 PM  
MIXING HGT(M-AGL/MSL) 1580 1230  
MIXING HGT(FT-AGL/MSL)5170 4030  
TRANSPORT WND (MPH) SW 10 W 15  
VENT RATE (KT-FT) 46530 52390  
DISPERSION 3 4  
LAL 2 2 1  
HAINES INDEX 2 3 3  
 
REMARKS...NONE.  
 

 
 
PAZ023-252130-  
INDIANA-  
INCLUDING THE CITY OF INDIANA  
312 AM EDT THU MAY 25 2017  
 
TODAY TONIGHT FRI  
 
CLOUD COVER MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 100 60 40  
TEMP (24H TREND) 65 (0) 52 (-3) 65  
RH % (24H TREND) 70 (+8) 100 (+7) 67  
20FT WND-VAL/AM(MPH) SE 7 W 7  
20FT WND-RDG/PM(MPH) SW 5 W 5 W 10 G18  
PRECIP AMOUNT 0.53 0.16 0.04  
PRECIP DURATION 8 7 2  
PRECIP BEGIN 6 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 5 PM  
MIXING HGT(M-AGL/MSL) 1780 1290  
MIXING HGT(FT-AGL/MSL)5820 4230  
TRANSPORT WND (MPH) SW 9 W 18  
VENT RATE (KT-FT) 46560 67680  
DISPERSION 3 4  
LAL 2 2 1  
HAINES INDEX 3 3 3  
 
REMARKS...NONE.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. SOUTH  
WINDS 5 TO 10 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY.  
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO  
15 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTHWEST WINDS 5 TO  
10 MPH.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID  
50S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH.  
 

 
 
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