075  
WWUS20 KWNS 052329  
SEL5  
SPC WW 052329  
INZ000-KYZ000-OHZ000-060600-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 515  
NWS STORM PREDICTION CENTER NORMAN OK  
630 PM EST SUN NOV 5 2017  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
SOUTHERN INDIANA  
EXTREME NORTHERN KENTUCKY  
SOUTHWESTERN OHIO  
 
* EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 630 PM  
UNTIL 100 AM EST.  
 
* PRIMARY THREATS INCLUDE...  
ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE  
ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE  
A TORNADO OR TWO POSSIBLE  
 
SUMMARY...STORMS ARE IN THE PROCESS OF CONGEALING INTO MORE LINEAR  
STRUCTURES AND THIS SHOULD PERSIST INTO THE EARLY OVERNIGHT HOURS  
ALONG A COLD FRONT. THERE WILL BE THE POSSIBILITY OF A TORNADO OR  
TWO IN THE NEXT COUPLE OF HOURS WILL LINGERING SUPERCELL STRUCTURES  
OR EMBEDDED CIRCULATIONS WITHIN THE LINE. HOWEVER, OCCASIONAL  
DAMAGING GUSTS WILL BE THE PRIMARY THREAT BEFORE THE STORMS WEAKEN  
TOWARD 05-06Z.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 45  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES SOUTH  
SOUTHWEST OF BLOOMINGTON IN TO 30 MILES EAST SOUTHEAST OF COLUMBUS  
OH. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH  
OUTLINE UPDATE (WOUS64 KWNS WOU5).  
 
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...WW 514...  
 
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 450. MEAN STORM MOTION VECTOR  
28040.  
 
...THOMPSON  
 
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