680  
WWUS20 KWNS 052225  
SEL4  
SPC WW 052225  
OHZ000-PAZ000-WVZ000-LEZ000-060300-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 514  
NWS STORM PREDICTION CENTER NORMAN OK  
525 PM EST SUN NOV 5 2017  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
NORTHEASTERN OHIO  
WESTERN PENNSYLVANIA  
THE NORTHERN WEST VIRGINIA PANHANDLE  
LAKE ERIE  
 
* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 525 PM UNTIL  
1000 PM EST.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE  
ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE  
A TORNADO OR TWO POSSIBLE  
 
SUMMARY...A WELL-DEVELOPED BOWING LINE ACROSS NORTH CENTRAL OHIO  
WILL CONTINUE QUICKLY EASTWARD INTO NORTHEASTERN OHIO AND  
WESTERN/NORTHWESTERN PENNSYLVANIA OVER THE NEXT FEW HOURS. DAMAGING  
WINDS WILL BE THE PRIMARY THREAT, THOUGH AN ISOLATED TORNADO OR TWO  
COULD OCCUR WITH CIRCULATIONS IN THE LINE, PRIMARILY IN NORTHEASTERN  
OHIO THIS EVENING.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55  
STATUTE MILES EAST AND WEST OF A LINE FROM 10 MILES NORTH NORTHWEST  
OF ERIE PA TO 40 MILES WEST SOUTHWEST OF WHEELING WV. FOR A COMPLETE  
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE  
(WOUS64 KWNS WOU4).  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE  
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING  
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE  
WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE  
TORNADOES.  
 

 
 
OTHER WATCH INFORMATION...CONTINUE...WW 511...WW 512...WW 513...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW  
CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM MOTION VECTOR  
27050.  
 
...THOMPSON  
 
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