762  
WUUS53 KFSD 180511  
SVRFSD  
SDC035-061-180600-  
/O.NEW.KFSD.SV.W.0295.250818T0511Z-250818T0600Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1211 AM CDT MON AUG 18 2025  
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
DAVISON COUNTY IN SOUTHEASTERN SOUTH DAKOTA...  
HANSON COUNTY IN SOUTHEASTERN SOUTH DAKOTA...  
 
* UNTIL 100 AM CDT.  
 
* AT 1211 AM CDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR MOUNT  
VERNON, OR 11 MILES SOUTHWEST OF MITCHELL, MOVING EAST AT 40 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...  
MITCHELL AROUND 1215 AM CDT.  
ETHAN AROUND 1225 AM CDT.  
 
OTHER LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM INCLUDE  
ALEXANDRIA AND FULTON.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 

 
 
LAT...LON 4353 9768 4352 9832 4380 9833 4385 9832  
4385 9772  
TIME...MOT...LOC 0511Z 262DEG 33KT 4363 9823  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 

 
 
WEISSER  
 
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