Alert USA
weather NWS severe Benton, IA; Iowa, IA June 21, 2026 at 3:27 PM

Flood Warning

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

Wapsipinicon River near De Witt 4S affecting Clinton and Scott Counties.

Iowa River at Marengo affecting Benton and Iowa Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Iowa River at Marengo.

* WHEN...Until late tomorrow 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 10:00 AM CDT

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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