NWS Des Moines IAFL.W 0028October 1, 2026
Flood Warning: Decatur, IA
The National Weather Service office in Des Moines issued a flood warning for Decatur in Iowa, in force until 7:00 p.m. local time on October 2. It was the 28th river flood warning the NWS office in Des Moines issued in 2026. Iowa had 21 flood warnings in October 2026, against 10 in an average October of 2008-2025 (Iowa's flood warnings by year).
Warning
In force for 14 hours
The notice
- Issued by
- National Weather Service, Des Moines IA
- Area
- Decatur
- State
- Iowa
- Level
- Warning
- Issued
- 6:23 a.m. CDT, October 1, 2026
- In force from
- 5:00 a.m. CDT, October 2, 2026
- Expires
- 7:00 p.m. CDT, October 2, 2026
- CAP severity, certainty, urgency
- Severe, Observed, Immediate
- VTEC event
- KDMX FL.W 0028
- Official source
- National Weather Service: the notice at its source
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
...The Flood Warning continues for the following rivers in Iowa... North River near Norwalk Hwy R57 affecting Polk and Warren Counties. Thompson River at Davis City affecting Decatur County. ...The Flood Warning is extended for the following rivers in Iowa... Middle River near Indianola affecting Warren County. ...The Flood Warning is cancelled for the following rivers in Iowa... South River near Ackworth affecting Warren County. * WHAT...Minor flooding is forecast. * WHERE...Thompson River at Davis City, or from the City of Grand River to the Iowa-Missouri border. * WHEN...From late tonight to Friday evening. * IMPACTS...At 12.0 feet, Widespread flooding occurs at the Davis City park including the campgrounds. Water affects Hwy R15 just north of the town of Grand River in northwest Decatur County. * ADDITIONAL DETAILS... - At 6:00 AM CDT Thursday the stage was 9.5 feet, and rising. - Forecast...The river is expected to rise above flood stage late tonight to a crest of 12.1 feet tomorrow morning. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 12.0 feet.
What the agency told people to do
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.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.