NWS Des Moines IAFL.W 0030October 3, 2026
Flood Warning: Jasper, Marion and Polk, IA
The National Weather Service office in Des Moines issued a flood warning for Jasper, Marion and Polk in Iowa, which was in force until 5:00 a.m. local time on October 5. It was the 30th river flood warning the NWS office in Des Moines issued in 2026. Iowa had 43 flood warnings in October 2026, against 10 in an average October of 2008-2025 (Iowa's flood warnings by year).
ExpiredWarning
In force for 28 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Des Moines IA
- Area
- Jasper, Marion and Polk
- State
- Iowa
- Level
- Warning
- Issued
- 4:06 a.m. CDT, October 3, 2026
- In force from
- 1:00 a.m. CDT, October 4, 2026
- Expires
- 5:00 a.m. CDT, October 5, 2026
- CAP severity, certainty, urgency
- Severe, Observed, Immediate
- VTEC event
- KDMX FL.W 0030
- 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 is extended for the following rivers in Iowa... Iowa River at Marshalltown affecting Marshall County. ...The Flood Warning continues for the following rivers in Iowa... Black Hawk Creek at Hudson affecting Black Hawk County. South Skunk River near Ames US 30 affecting Polk and Story Counties. South Skunk River at Colfax affecting Polk, Jasper and Marion Counties. Des Moines River at Des Moines SE 6th St affecting Warren, Polk and Marion Counties. Raccoon River at Des Moines Fleur Dr affecting Polk County. North Raccoon River near Perry affecting Dallas County. * WHAT...Minor flooding is forecast. * WHERE...South Skunk River at Colfax, or from the Jasper-Polk County Line to the Jasper-Marion County line. * WHEN...From late tonight to late Sunday night. * IMPACTS...At 19.0 feet, Water affects the earthen levee west of town near the sewage disposal area. Evacuations may occur on the northwest side of Colfax. Flooding occurs in Reasnor. * ADDITIONAL DETAILS... - At 2:45 AM CDT Saturday the stage was 16.8 feet, and rising. - Forecast...The river is expected to rise above flood stage just after midnight tonight to a crest of 18.3 feet early tomorrow afternoon. It will then fall below flood stage late tomorrow evening. - Flood stage is 18.0 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.