South Dakota Severe Flood Warning | Effective 07/10/2026 18:49

Headline: 
Flood Warning issued July 10 at 8:49PM CDT by NWS Sioux Falls SD
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
July 10, 2026 - 6:49pm
Expires: 
July 11, 2026 - 9:00pm
Description: 
...The Flood Warning continues for the following rivers in South Dakota... Big Sioux River near Bruce affecting Brookings County. Big Sioux River near Estelline affecting Hamlin and Brookings Counties. * WHAT...Minor flooding is occurring. * WHERE...Big Sioux River near Estelline. * WHEN...Until further notice. * IMPACTS...At 1644.0 feet, significant flooding of crop and pasture land begins. * ADDITIONAL DETAILS... - At 8:00 PM CDT Friday the stage was 1644.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Friday was 1644.98 feet. - Forecast...No forecast is available for this location. - Flood stage is 1644.0 feet. - Stay up to date with the latest river observations and forecasts at: water.noaa.gov
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov. The next statement will be issued by Saturday evening.
Area Description: 
Brookings, SD; Hamlin, SD
Forcast Office: 
NWS Sioux Falls SD