090  
WUUS53 KFSD 212331  
SVRFSD  
MNC117-133-SDC101-220015-  
/O.NEW.KFSD.SV.W.0322.250921T2331Z-250922T0015Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
631 PM CDT SUN SEP 21 2025  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTH CENTRAL ROCK COUNTY IN SOUTHWESTERN MINNESOTA...  
SOUTHWESTERN PIPESTONE COUNTY IN SOUTHWESTERN MINNESOTA...  
EASTERN MOODY COUNTY IN EAST CENTRAL SOUTH DAKOTA...  
 
* UNTIL 715 PM CDT.  
 
* AT 631 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR JASPER, OR 7  
MILES SOUTHWEST OF PIPESTONE, MOVING EAST AT 15 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR 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...  
TROSKY AROUND 655 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 4388 9648 4394 9648 4394 9618 4381 9620  
TIME...MOT...LOC 2331Z 274DEG 14KT 4391 9641  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.25 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
SAMET  
 
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