Active Weather Alerts
River Flood Warning
Issued: 3:19 PM Jun. 19, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE TUESDAY MORNING... * WHAT...Minor flooding is forecast. * WHERE...Iowa River at Marengo. * WHEN...Until late Monday evening. * IMPACTS...At 16.0 feet, water affects agricultural land along the river. Water is several feet deep in places. * ADDITIONAL DETAILS... - At 9:00 AM CDT Friday the stage was 14.5 feet. - Forecast...The river is expected to rise above flood stage tonight to a crest of 15.7 feet Monday morning. It will then fall below flood stage early Tuesday morning. - Flood stage is 15.0 feet. &&
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