359  
FNUS51 KPBZ 261843  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST FOR PENNSYLVANIA  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
243 PM EDT FRI MAY 26 2017  
   
DISCUSSION
 
 
RAIN CHANCES RETURN TONIGHT, CONTINUING AT TIMES THROUGH THE  
HOLIDAY WEEKEND WITH ANOTHER AREA OF LOW PRESSURE.  
 
PAZ021-029-031-073>076-270915-  
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  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 50 20 70  
TEMP (24H TREND) 53 (-3) 75 (+9) 57 77  
RH % (24H TREND) 100 (+2) 62 (-2) 94 62  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR S 5  
PRECIP AMOUNT 0.06 0.09 0.01 0.30  
PRECIP DURATION 2 2 1 5  
PRECIP BEGIN 1 AM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1270 1440  
MIXING HGT(FT-AGL/MSL) 4170 4720  
TRANSPORT WND (MPH) NW 10 S 17  
VENT RATE (KT-FT) 37530 70800  
DISPERSION 3 4  
LAL 4 4 3 3  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
WVZ001>004-012-021-270915-  
HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-  
INCLUDING THE CITIES OF WEIRTON, FOLLANSBEE, WELLSBURG, WHEELING,  
MOUNDSVILLE, NEW MARTINSVILLE, AND FAIRMONT  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 50 20 70  
TEMP (24H TREND) 55 (-1) 77 (+9) 58 77  
RH % (24H TREND) 99 (+2) 61 (0) 95 62  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR S 5  
PRECIP AMOUNT 0.09 0.10 0.02 0.27  
PRECIP DURATION 3 2 1 6  
PRECIP BEGIN 12 AM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1250 1080  
MIXING HGT(FT-AGL/MSL) 4100 3560  
TRANSPORT WND (MPH) NW 12 SW 18  
VENT RATE (KT-FT) 41000 56960  
DISPERSION 3 4  
LAL 4 4 3 3  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
MDZ001-WVZ509>514-270915-  
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  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 60 30 70  
TEMP (24H TREND) 54 (+1) 74 (+11) 58 76  
RH % (24H TREND) 93 (-2) 64 (-2) 94 61  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) W 5 G17 LGT/VAR LGT/VAR LGT/VAR  
PRECIP AMOUNT 0.07 0.22 0.03 0.38  
PRECIP DURATION 2 4 1 6  
PRECIP BEGIN 2 AM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 690 1100  
MIXING HGT(FT-AGL/MSL) 2270 3620  
TRANSPORT WND (MPH) W 17 SW 17  
VENT RATE (KT-FT) 34050 54300  
DISPERSION 3 4  
LAL 4 4 3 3  
HAINES INDEX 2 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ057>059-068-069-270915-  
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-  
INCLUDING THE CITIES OF ZANESVILLE, CAMBRIDGE, MARTINS FERRY,  
ST. CLAIRSVILLE, CALDWELL, AND WOODSFIELD  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 70 50 30 70  
TEMP (24H TREND) 57 (0) 76 (+7) 59 77  
RH % (24H TREND) 98 (+1) 61 (0) 93 65  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR S 6  
PRECIP AMOUNT 0.19 0.07 0.02 0.25  
PRECIP DURATION 4 2 1 6  
PRECIP BEGIN 11 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1380 1400  
MIXING HGT(FT-AGL/MSL) 4530 4600  
TRANSPORT WND (MPH) NW 10 SW 20  
VENT RATE (KT-FT) 40770 78200  
DISPERSION 3 4  
LAL 4 3 2 3  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ039>041-048>050-270915-  
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON-  
INCLUDING THE CITIES OF NEW PHILADELPHIA, DOVER, CARROLLTON,  
MALVERN, EAST LIVERPOOL, SALEM, COLUMBIANA, COSHOCTON, CADIZ,  
AND STEUBENVILLE  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 60 40 20 70  
TEMP (24H TREND) 54 (-2) 74 (+8) 58 76  
RH % (24H TREND) 99 (+2) 59 (-5) 93 63  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR S 6  
PRECIP AMOUNT 0.10 0.04 0.01 0.27  
PRECIP DURATION 2 2 0 6  
PRECIP BEGIN 11 PM CONTINUING 3 AM CONTINUING  
PRECIP END CONTINUING 6 PM CONTINUING CONTINUING  
MIXING HGT(M-AGL/MSL) 1410 1520  
MIXING HGT(FT-AGL/MSL) 4640 4980  
TRANSPORT WND (MPH) N 8 S 16  
VENT RATE (KT-FT) 32480 69720  
DISPERSION 3 4  
LAL 4 3 2 3  
HAINES INDEX 3 3 3 4  
 
REMARKS...NONE.  
 

 
 
PAZ007>009-013>016-020-022-270915-  
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  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY PCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS TSTMS NONE TSTMS  
CHANCE PRECIP (%) 40 40 0 70  
TEMP (24H TREND) 49 (-5) 72 (+9) 55 74  
RH % (24H TREND) 100 (+2) 59 (-9) 93 62  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR S 5  
PRECIP AMOUNT 0.02 0.02 0.00 0.23  
PRECIP DURATION 1 2 5  
PRECIP BEGIN 3 AM CONTINUING 6 AM  
PRECIP END CONTINUING 6 PM CONTINUING  
MIXING HGT(M-AGL/MSL) 1460 1550  
MIXING HGT(FT-AGL/MSL) 4800 5080  
TRANSPORT WND (MPH) N 8 S 15  
VENT RATE (KT-FT) 33600 66040  
DISPERSION 3 4  
LAL 3 3 1 3  
HAINES INDEX 3 2 3 4  
 
REMARKS...NONE.  
 

 
 
PAZ023-270915-  
INDIANA-  
INCLUDING THE CITY OF INDIANA  
243 PM EDT FRI MAY 26 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY MCLDY PCLDY MCLDY  
PRECIP TYPE SHOWERS TSTMS NONE TSTMS  
CHANCE PRECIP (%) 50 40 0 70  
TEMP (24H TREND) 51 (-4) 72 (+9) 56 74  
RH % (24H TREND) 98 (-1) 63 (-7) 93 64  
20FT WND-VAL/AM(MPH) LGT/VAR LGT/VAR  
20FT WND-RDG/PM(MPH) W 5 LGT/VAR LGT/VAR S 6  
PRECIP AMOUNT 0.02 0.05 0.00 0.22  
PRECIP DURATION 0 2 5  
PRECIP BEGIN 4 AM CONTINUING 6 AM  
PRECIP END CONTINUING 6 PM CONTINUING  
MIXING HGT(M-AGL/MSL) 1160 1510  
MIXING HGT(FT-AGL/MSL) 3790 4960  
TRANSPORT WND (MPH) N 7 S 17  
VENT RATE (KT-FT) 22740 74400  
DISPERSION 2 4  
LAL 3 3 2 3  
HAINES INDEX 3 2 3 3  
 
REMARKS...NONE.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. WEST  
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 5 TO 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER  
50S. HIGHS AROUND 70. WEST WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND 70.  
WEST WINDS 5 TO 10 MPH.  
 

 
 
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