Alert USA
weather NWS severe Benton, IA; Iowa, IA November 8, 2026 at 3:22 PM

Flood Warning

...The Flood Warning is extended for the following rivers in Iowa...

Iowa River at Marengo affecting Iowa and Benton Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Iowa River at Marengo.

* WHEN...Until Monday evening.

* IMPACTS...At 15.0 feet, water reaches the bottom of the levee surrounding Marengo. Water affects low lying agricultural land along the river.

* ADDITIONAL DETAILS... - At 9:00 AM CST Sunday the stage was 15.5 feet. - Forecast...The river is expected to remain steady around 15.5 feet through early Monday morning and fall below flood stage early Monday evening. - Flood stage is 15.0 feet.

Flooding in Benton, IA; Iowa, IA can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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