613  
WWUS20 KWNS 272243  
SEL9  
SPC WW 272243  
SDZ000-280500-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 469  
NWS STORM PREDICTION CENTER NORMAN OK  
545 PM CDT FRI JUN 27 2025  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
SOUTH-CENTRAL AND SOUTHEAST SOUTH DAKOTA  
 
* EFFECTIVE THIS FRIDAY AFTERNOON FROM 545 PM UNTIL MIDNIGHT CDT.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80  
MPH POSSIBLE  
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 3  
INCHES IN DIAMETER POSSIBLE  
A TORNADO OR TWO POSSIBLE  
 
SUMMARY...SUPERCELL DEVELOPMENT MAY OCCUR INITIALLY ACROSS  
SOUTH-CENTRAL SOUTH DAKOTA, WITH THESE STORMS POTENTIALLY CAPABLE OF  
VERY LARGE HAIL AND LOCALLY DAMAGING WINDS AS THE MOST PROBABLE  
HAZARDS WITHIN A MOIST AND VERY UNSTABLE ENVIRONMENT.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES SOUTHWEST OF  
PIERRE SD TO 40 MILES SOUTH SOUTHEAST OF HURON SD. FOR A COMPLETE  
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE  
(WOUS64 KWNS WOU9).  
 
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 467...WW 468...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A  
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR  
28025.  
 
...GUYER  
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