497  
NWUS53 KFSD 171924  
LSRFSD  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
224 PM CDT SUN MAY 17 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0156 PM TSTM WND GST 3 SW BONESTEEL 43.05N 99.00W  
05/17/2026 M64 MPH GREGORY SD PUBLIC  
 
VIA PERSONAL WEATHER STATION. EXACT TIME  
ESTIMATED VIA RADAR.  
 
 
 
 
 
AK  
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