October 1, 2026

Midwest Storm Chasers

Live Weather Coverage & Severe Storm Reporting

⚠️ Flood Warning – Cass, IA – Wednesday, September 30, 2026

Event Flood Warning
Severity Severe
Urgency Expected
Certainty Likely
Area Cass, IA
Effective 9/30/2026, 8:36:00 PM CDT
Expires 10/1/2026, 8:45:00 AM CDT

Flood Warning issued September 30 at 8:36PM CDT until October 2 at 3:00AM CDT by NWS Des Moines IA

Details

…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.

Instructions

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.


This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.