Iowa Severe Flood Warning | Effective 09/19/2026 18:58

Headline: 
Flood Warning issued September 19 at 8:58PM CDT until September 20 at 9:15AM CDT by NWS La Crosse WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 19, 2026 - 6:58pm
Expires: 
September 20, 2026 - 7:00am
Description: 
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southwestern Clayton County in northeastern Iowa along the Volga River... * WHEN...Until 915 AM CDT Sunday. * IMPACTS...The Volga River and nearby tributaries continue to rise due to excess runoff from earlier rainfall. * ADDITIONAL DETAILS... - At 852 PM CDT, automated gauges continue to indicate river rises along the Volga River, which will continue through the overnight. Additional heavy rain is possible tonight, however recent guidance continues to trend this heavy rain potential further south of the warned area. - Additional rainfall amounts up to 1.0 inch are possible in the warned area tonight. - Some locations that will experience flooding include... Volga, Highway 13 And County C 24, Osborne, Mederville, Highway 56 And County W 70, Saint Sebald, Thomasville, Communia, Littleport and Highland. - http://www.weather.gov/safety/flood
Instruction: 
Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Clayton, IA
Forcast Office: 
NWS La Crosse WI
Sender: 
w-nws.webmaster@noaa.gov