817  
FNUS51 KPBZ 191829  
FWFPBZ  
 
FIRE WEATHER PLANNING FORECAST FOR PENNSYLVANIA  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
229 PM EDT FRI OCT 19 2018  
   
DISCUSSION
 
 
CLOUDS WILL INCREASE TODAY AHEAD OF THE FIRST SYSTEM THAT WILL  
BRING RAIN INTO THE REGION TONIGHT INTO SATURDAY MORNING. A  
MORE POTENT COLD FRONT WILL PRODUCE RAIN THAT WILL CHANGE INTO  
SNOW SATURDAY EVENING THROUGH SUNDAY MORNING. DRY AND COOL WEATHER  
IS EXPECTED FOR THE NEXT WORK WEEK.  
 
PAZ021-029-031-073>076-200915-  
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  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS  
CHANCE PRECIP (%) 80 50 70 30  
TEMP (24H TREND) 47 (+16) 54 (-2) 32 43  
RH % (24H TREND) 93 (-3) 61 (+20) 88 54  
20FT WND-VAL/AM(MPH) W 10 G23 W 9 G20  
20FT WND-RDG/PM(MPH) SW 7 G22 W 11 G23 W 10 G23 NW 9 G17  
PRECIP AMOUNT 0.16 0.12 0.16 0.02  
PRECIP DURATION 5 2 7 1  
PRECIP BEGIN 9 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 3 PM  
MIXING HGT(M-AGL/MSL) 1620 1680  
MIXING HGT(FT-AGL/MSL) 5300 5500  
TRANSPORT WND (MPH) W 29 NW 23  
VENT RATE (KT-FT) 132500 110000  
DISPERSION 5 5  
LAL 1 1 1 1  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
WVZ001>004-012-021-200915-  
HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-  
INCLUDING THE CITIES OF WEIRTON, FOLLANSBEE, WELLSBURG, WHEELING,  
MOUNDSVILLE, NEW MARTINSVILLE, AND FAIRMONT  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS SNOW SHOWERS  
CHANCE PRECIP (%) 80 50 70 20  
TEMP (24H TREND) 47 (+15) 54 (-3) 33 43  
RH % (24H TREND) 93 (-2) 59 (+19) 82 52  
20FT WND-VAL/AM(MPH) W 9 G18 W 8  
20FT WND-RDG/PM(MPH) SW 7 G18 W 11 G22 W 11 G22 NW 8  
PRECIP AMOUNT 0.19 0.10 0.13 0.01  
PRECIP DURATION 6 2 5 0  
PRECIP BEGIN 9 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 9 AM  
MIXING HGT(M-AGL/MSL) 1530 1520  
MIXING HGT(FT-AGL/MSL) 5010 4990  
TRANSPORT WND (MPH) W 28 NW 18  
VENT RATE (KT-FT) 120240 79840  
DISPERSION 5 4  
LAL 1 1 1 1  
HAINES INDEX 4 3 3 3  
 
REMARKS...NONE.  
 

 
 
MDZ001-WVZ509>514-200915-  
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  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS  
CHANCE PRECIP (%) 90 70 90 50  
TEMP (24H TREND) 45 (+14) 52 (-4) 28 40  
RH % (24H TREND) 95 (+3) 65 (+29) 89 57  
20FT WND-VAL/AM(MPH) W 11 G24 NW 11 G27  
20FT WND-RDG/PM(MPH) SW 7 G23 W 11 G29 W 12 G30 NW 10 G20  
PRECIP AMOUNT 0.21 0.18 0.29 0.06  
PRECIP DURATION 7 4 9 2  
PRECIP BEGIN 9 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 3 PM  
MIXING HGT(M-AGL/MSL) 1160 1320  
MIXING HGT(FT-AGL/MSL) 3800 4330  
TRANSPORT WND (MPH) W 31 NW 24  
VENT RATE (KT-FT) 102600 90930  
DISPERSION 5 4  
LAL 1 1 1 1  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ057>059-068-069-200915-  
MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-  
INCLUDING THE CITIES OF ZANESVILLE, CAMBRIDGE, MARTINS FERRY,  
ST. CLAIRSVILLE, CALDWELL, AND WOODSFIELD  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 70 40 60 0  
TEMP (24H TREND) 47 (+16) 55 (-1) 32 44  
RH % (24H TREND) 91 (-5) 50 (+8) 80 50  
20FT WND-VAL/AM(MPH) W 8 G18 NW 7  
20FT WND-RDG/PM(MPH) SW 7 G18 W 11 G22 NW 13 G24 NW 7  
PRECIP AMOUNT 0.14 0.07 0.10 0.00  
PRECIP DURATION 4 1 3  
PRECIP BEGIN 7 PM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 6 AM  
MIXING HGT(M-AGL/MSL) 1940 1510  
MIXING HGT(FT-AGL/MSL) 6360 4970  
TRANSPORT WND (MPH) W 30 NW 17  
VENT RATE (KT-FT) 165360 74550  
DISPERSION 5 4  
LAL 1 1 1 1  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
OHZ039>041-048>050-200915-  
TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON-  
INCLUDING THE CITIES OF NEW PHILADELPHIA, DOVER, CARROLLTON,  
MALVERN, EAST LIVERPOOL, SALEM, COLUMBIANA, COSHOCTON, CADIZ,  
AND STEUBENVILLE  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS SNOW SHOWERS  
CHANCE PRECIP (%) 70 40 70 20  
TEMP (24H TREND) 46 (+15) 53 (-2) 33 43  
RH % (24H TREND) 91 (-5) 52 (+9) 84 52  
20FT WND-VAL/AM(MPH) W 8 G19 NW 7  
20FT WND-RDG/PM(MPH) SW 8 G20 W 11 G22 NW 12 G23 NW 8  
PRECIP AMOUNT 0.10 0.09 0.13 0.01  
PRECIP DURATION 3 1 5 0  
PRECIP BEGIN 8 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 10 AM  
MIXING HGT(M-AGL/MSL) 1760 1590  
MIXING HGT(FT-AGL/MSL) 5770 5230  
TRANSPORT WND (MPH) W 28 NW 21  
VENT RATE (KT-FT) 138480 94140  
DISPERSION 5 4  
LAL 1 1 1 1  
HAINES INDEX 3 3 3 3  
 
REMARKS...NONE.  
 

 
 
PAZ007>009-013>016-020-022-023-200915-  
MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION-JEFFERSON-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  
229 PM EDT FRI OCT 19 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS  
CHANCE PRECIP (%) 50 60 80 50  
TEMP (24H TREND) 44 (+13) 52 (-2) 33 42  
RH % (24H TREND) 91 (-4) 62 (+17) 88 58  
20FT WND-VAL/AM(MPH) W 10 G19 NW 8  
20FT WND-RDG/PM(MPH) SW 7 G21 W 11 G23 W 8 G20 NW 9 G17  
PRECIP AMOUNT 0.10 0.15 0.16 0.06  
PRECIP DURATION 2 3 10 2  
PRECIP BEGIN 9 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 6 PM  
MIXING HGT(M-AGL/MSL) 1750 1540  
MIXING HGT(FT-AGL/MSL) 5750 5050  
TRANSPORT WND (MPH) W 29 NW 24  
VENT RATE (KT-FT) 143750 106050  
DISPERSION 5 5  
LAL 1 1 1 1  
HAINES INDEX 4 3 3 3  
 
REMARKS...NONE.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS AROUND 50.  
SOUTHWEST WINDS 10 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
50S. WEST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 50S. NORTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S. NORTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
50S. EAST WINDS 5 TO 10 MPH.  
 

 
 
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