204  
WGUS73 KFSD 210224  
FFSFSD  
 
FLASH FLOOD STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
924 PM CDT THU AUG 20 2026  
 
SDC083-125-210415-  
/O.CON.KFSD.FF.W.0010.000000T0000Z-260821T0415Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
LINCOLN SD-TURNER SD-  
924 PM CDT THU AUG 20 2026  
 
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT THIS  
EVENING FOR WEST CENTRAL LINCOLN AND NORTHEASTERN TURNER COUNTIES...  
 
AT 924 PM CDT, GAUGE REPORTS INDICATED THUNDERSTORMS PRODUCING HEAVY  
RAIN ACROSS THE WARNED AREA. BETWEEN 1 AND 3 INCHES OF RAIN HAVE  
FALLEN. FLOODING IMPACTS WILL CONTINUE, BUT NO ADDITIONAL RAINFALL IS  
EXPECTED. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...GAUGES REPORTED.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,  
HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS OTHER POOR  
DRAINAGE AND LOW-LYING AREAS.  
 
SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
LENNOX AND CHANCELLOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 
PLEASE REPORT OBSERVED FLOODING TO LOCAL EMERGENCY SERVICES OR LAW  
ENFORCEMENT AND REQUEST THEY PASS THIS INFORMATION TO THE NATIONAL  
WEATHER SERVICE WHEN YOU CAN DO SO SAFELY.  
 

 
 
LAT...LON 4333 9692 4336 9700 4344 9715 4350 9715  
4350 9705 4346 9695 4342 9687 4336 9687  
4332 9688  
 
FLASH FLOOD...GAUGE INDICATED  
 

 
 
IG  
 
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