312  
NWUS53 KFSD 172018  
LSRFSD  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
318 PM CDT SUN MAY 17 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0300 PM TSTM WND GST 4 E AVON 43.00N 97.97W  
05/17/2026 M66 MPH BON HOMME SD PUBLIC  
 
VIA PERSONAL WEATHER STATION. EXACT TIME  
ESTIMATED VIA RADAR.  
 
 
 
 
 
AK  
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