Iowa Severe Flood Warning | Effective 09/20/2026 18:19

Headline: 
Flood Warning issued September 20 at 8:19PM CDT until September 21 at 12:00AM CDT by NWS La Crosse WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 20, 2026 - 6:19pm
Expires: 
September 20, 2026 - 10:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southwestern Clayton County in northeastern Iowa along the Volga River... * WHEN...Until midnight CDT tonight. * IMPACTS...Minor flooding along the Volga River. * ADDITIONAL DETAILS... - At 811 PM CDT, minor flooding continues on the Volga River in southwestern Clayton County. The river continues to fall, and is expected to fall below flood stage in the next few hours. - Some locations that will experience flooding include... Volga, Highway 13 And County C 24, Osborne, Mederville, Communia and Littleport. - http://www.weather.gov/safety/flood
Instruction: 
Be especially cautious at night when it is harder to recognize the dangers of flooding. 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