990  
WWUS20 KWNS 042223  
SEL3  
SPC WW 042223  
SDZ000-050600-  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WATCH NUMBER 273  
NWS STORM PREDICTION CENTER NORMAN OK  
525 PM CDT THU JUN 4 2026  
 
THE NWS STORM PREDICTION CENTER HAS ISSUED A  
 
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF  
CENTRAL AND EASTERN SOUTH DAKOTA  
 
* EFFECTIVE THIS THURSDAY AFTERNOON AND FRIDAY MORNING FROM 525  
PM UNTIL 100 AM CDT.  
 
* PRIMARY THREATS INCLUDE...  
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2  
INCHES IN DIAMETER POSSIBLE  
SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE  
A TORNADO OR TWO POSSIBLE  
 
SUMMARY...SEVERE STORMS INCLUDING A FEW SUPERCELLS MAY DEVELOP  
THROUGH EARLY EVENING ACROSS CENTRAL AND EAST-CENTRAL SOUTH DAKOTA,  
MOSTLY NORTH OF THE I-90 CORRIDOR. ADDITIONAL SEVERE STORMS,  
POTENTIALLY AS AN ORGANIZED LINE OF STORMS, MAY MOVE INTO THE REGION  
BY LATE EVENING AND THE EARLY OVERNIGHT WITH DAMAGING WIND/HAIL  
POTENTIAL.  
 
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75  
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES WEST SOUTHWEST  
OF PIERRE SD TO 15 MILES SOUTH SOUTHEAST OF BROOKINGS SD. FOR A  
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE  
UPDATE (WOUS64 KWNS WOU3).  
 
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 272...  
 
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO  
2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A  
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR  
27025.  
 
...GUYER  
 
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