July 4, 2026

Midwest Storm Chasers

Live Weather Coverage & Severe Storm Reporting

⚠️ Flood Warning – Jasper, IA; Marion, IA; Polk, IA – Saturday, July 4, 2026

Event Flood Warning
Severity Severe
Urgency Expected
Certainty Likely
Area Jasper, IA; Marion, IA; Polk, IA
Effective 7/4/2026, 6:39:00 AM CDT
Expires 7/5/2026, 2:45:00 AM CDT

Flood Warning issued July 4 at 6:39AM CDT until July 8 at 7:46AM CDT by NWS Des Moines IA

Details

…The National Weather Service in Des Moines IA has issued a Flood
Warning for the following rivers in Iowa…

South Skunk River at Colfax affecting Polk, Jasper and Marion
Counties.

* WHAT…Moderate flooding is forecast.

* WHERE…The South Skunk River at Colfax, or from the Jasper-Polk
County Line to the Jasper-Marion County line.

* WHEN…Until Wednesday morning.

* IMPACTS…At 20.9 feet, Water affects the levee near the Iowa 117
bridge as well as the first two downtown blocks of Colfax adjacent
to the river.

* ADDITIONAL DETAILS…
– At 5:45 AM CDT Saturday the stage was 17.8 feet.
– Forecast…The river is expected to rise above flood stage
late this morning to a crest of 20.9 feet Monday evening. It
will then fall below flood stage early Wednesday morning.
– Flood stage is 18.0 feet.

Instructions

For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.

Turn around, don’t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

River forecasts include observed precipitation plus forecast
precipitation over the next 24 hours.


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