429  
WUUS53 KFSD 042229  
SVRFSD  
MNC083-042245-  
/O.NEW.KFSD.SV.W.0307.250904T2229Z-250904T2245Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
529 PM CDT THU SEP 4 2025  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN LYON COUNTY IN SOUTHWESTERN MINNESOTA...  
 
* UNTIL 545 PM CDT.  
 
* AT 529 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED 7 MILES EAST OF  
MARSHALL, MOVING SOUTHEAST AT 65 MPH.  
 
HAZARD...60 MPH WIND GUSTS.  
 
SOURCE...TRAINED WEATHER SPOTTERS.  
 
IMPACT...EXPECT DAMAGE TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF  
NORTHEASTERN LYON COUNTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4463 9560 4442 9559 4436 9560 4437 9562  
4442 9583 4463 9568  
TIME...MOT...LOC 2229Z 301DEG 55KT 4444 9563  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...<.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
DUX  
 
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