521  
WUUS53 KFSD 151631  
SVRFSD  
IAC021-035-041-141-151730-  
/O.NEW.KFSD.SV.W.0278.250815T1631Z-250815T1730Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1131 AM CDT FRI AUG 15 2025  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
CHEROKEE COUNTY IN NORTHWESTERN IOWA...  
BUENA VISTA COUNTY IN NORTHWESTERN IOWA...  
SOUTHERN CLAY COUNTY IN NORTHWESTERN IOWA...  
SOUTHERN O'BRIEN COUNTY IN NORTHWESTERN IOWA...  
 
* UNTIL 1230 PM CDT.  
 
* AT 1131 AM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR PAULLINA TO NEAR CLEGHORN TO NEAR CHEROKEE TO  
QUIMBY, MOVING EAST AT 45 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.  
 
* SEVERE THUNDERSTORMS WILL BE NEAR...  
CHEROKEE, QUIMBY, AND LARRABEE AROUND 1135 AM CDT.  
AURELIA AND SUTHERLAND AROUND 1140 AM CDT.  
ALTA AND PETERSON AROUND 1150 AM CDT.  
 
OTHER LOCATIONS IN THE PATH OF THESE SEVERE THUNDERSTORMS INCLUDE  
STORM LAKE, LINN GROVE, TRUESDALE, SIOUX RAPIDS, LAKESIDE, NEWELL,  
ALBERT CITY, MARATHON AND WEBB.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
 
 
LAT...LON 4257 9491 4256 9499 4256 9579 4284 9576  
4300 9581 4300 9492  
TIME...MOT...LOC 1631Z 273DEG 39KT 4294 9571 4284 9565 4274 9565 4263  
9567  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.25 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
IG  
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