417  
WWUS20 KWNS 291925  
SEL1  
SPC WW 291925  
NYZ000-PAZ000-WVZ000-LEZ000-LOZ000-300200-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 191  
NWS STORM PREDICTION CENTER NORMAN OK  
330 PM EDT TUE APR 29 2025  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
WESTERN AND NORTHERN NEW YORK  
WESTERN AND CENTRAL PENNSYLVANIA  
NORTHERN WEST VIRGINIA  
LAKE ERIE  
LAKE ONTARIO  
 
* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 330 PM UNTIL  
1000 PM EDT.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY  
SCATTERED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE  
A TORNADO OR TWO POSSIBLE  
 
SUMMARY...MULTIPLE LINES AND CLUSTERS OF THUNDERSTORMS WILL TRAVERSE  
THE WATCH AREA THROUGH THE AFTERNOON AND EARLY EVENING. THE  
STRONGEST STORMS WILL POSE A RISK OF DAMAGING WINDS GUSTS AND SOME  
HAIL.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES WEST NORTHWEST  
OF PITTSBURGH PA TO 60 MILES SOUTH SOUTHEAST OF MASSENA NY. FOR A  
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE  
UPDATE (WOUS64 KWNS WOU1).  
 
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 187...WW 188...WW  
189...WW 190...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A  
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR  
24035.  
 
...HART  
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