581  
WUUS53 KABR 291155  
SVRABR  
SDC013-037-091-291230-  
/O.NEW.KABR.SV.W.0126.230929T1155Z-230929T1230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE ABERDEEN SD  
655 AM CDT FRI SEP 29 2023  
 
THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHWESTERN DAY COUNTY IN NORTHEASTERN SOUTH DAKOTA...  
SOUTHWESTERN MARSHALL COUNTY IN NORTHEASTERN SOUTH DAKOTA...  
SOUTHEASTERN BROWN COUNTY IN NORTHEASTERN SOUTH DAKOTA...  
 
* UNTIL 730 AM CDT.  
 
* AT 655 AM CDT, A SEVERE THUNDERSTORM WAS LOCATED OVER GROTON,  
MOVING NORTHEAST AT 45 MPH.  
 
HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT  
WIND DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL BE NEAR...  
GROTON AROUND 700 AM CDT.  
LANGFORD AROUND 715 AM CDT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
THIS STORM IS PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY  
STRUCTURE AND STAY AWAY FROM WINDOWS!  
 

 
 
LAT...LON 4551 9764 4533 9818 4547 9830 4572 9787  
TIME...MOT...LOC 1155Z 234DEG 41KT 4545 9814  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
CONNELLY  
 
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