Iowa Severe Flood Warning | Effective 09/30/2026 18:36

Headline: 
Flood Warning issued September 30 at 8:36PM CDT until October 2 at 3:00AM CDT by NWS Des Moines IA
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
September 30, 2026 - 6:36pm
Expires: 
October 1, 2026 - 6:45am
Description: 
...The National Weather Service in Des Moines has issued a Flood Warning for the following rivers in Iowa... East Nishnabotna River near Atlantic affecting Cass County. Thompson River at Davis City affecting Decatur County. * WHAT...Minor flooding is forecast. * WHERE...East Nishnabotna River near Atlantic, or from Troublesome Creek near Atlantic to Indian Creek near Lewis. * WHEN...From Thursday morning to late Thursday night. * IMPACTS...At 22.8 feet, Water affects Lansing Rd on both sides of the river. * ADDITIONAL DETAILS... - At 7:00 PM CDT Wednesday the stage was 5.1 feet, and rising. - Forecast...The river is expected to rise above flood stage tomorrow morning to a crest of 22.0 feet early tomorrow afternoon. It will then fall below flood stage late tomorrow evening. - Flood stage is 19.0 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: 
Cass, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov