774  
WUUS53 KFSD 212140  
SVRFSD  
SDC101-212230-  
/O.NEW.KFSD.SV.W.0319.250921T2140Z-250921T2230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
440 PM CDT SUN SEP 21 2025  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN MOODY COUNTY IN EAST CENTRAL SOUTH DAKOTA...  
 
* UNTIL 530 PM CDT.  
 
* AT 439 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR EGAN, OR 19  
MILES WEST OF PIPESTONE, MOVING EAST AT 15 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE  
TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL BE NEAR...  
FLANDREAU AND EGAN AROUND 445 PM CDT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
TO REPORT SEVERE WEATHER, CONTACT YOUR NEAREST LAW ENFORCEMENT  
AGENCY. THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE  
OFFICE IN SIOUX FALLS.  
 

 
 
LAT...LON 4398 9645 4396 9645 4396 9671 4405 9678  
4418 9654  
TIME...MOT...LOC 2139Z 258DEG 13KT 4403 9670  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
SAMET  
 
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