Iowa Severe Flood Warning | Effective 09/30/2026 20:22

Headline: 
Flood Warning issued September 30 at 10:22PM CDT until October 3 at 5:48AM CDT by NWS Des Moines IA
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
September 30, 2026 - 8:22pm
Expires: 
October 1, 2026 - 8:30am
Description: 
...The Flood Warning is extended for the following rivers in Iowa... Raccoon River at Des Moines Fleur Dr affecting Polk County. Raccoon River at Van Meter Hwy R16 affecting Dallas and Polk Counties. Raccoon River at Des Moines IA 28 affecting Polk County. ...The Flood Warning continues for the following rivers in Iowa... Middle River near Indianola affecting Warren County. * WHAT...Minor flooding is forecast. * WHERE...Raccoon River at Des Moines IA 28, or from Walnut Woods State Park to Walnut Creek. * WHEN...From Thursday evening to late Friday night. * IMPACTS...At 36.0 feet, Water affects Blue Heron Lake at Raccoon River Park. * ADDITIONAL DETAILS... - At 10:01 PM CDT Wednesday the stage was 25.8 feet, and rising. - Forecast...The river is expected to rise above flood stage late tomorrow evening to a crest of 37.0 feet Friday morning. It will then fall below flood stage late Friday evening. - Flood stage is 36.0 feet.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. For the latest stream observations and forecasts refer to weather.gov/desmoines/water. River forecasts include observed precipitation plus forecast precipitation over the next 48 hours.
Area Description: 
Polk, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov