Active Weather Alerts
River Flood Warning
Issued: 4:10 PM Aug. 13, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM FRIDAY AFTERNOON TO LATE FRIDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Iowa River at Marengo. * WHEN...From Friday afternoon to late Friday night. * ADDITIONAL DETAILS... - At 11:00 AM CDT Thursday the stage was 8.2 feet. - Forecast...The river will rise above flood stage tomorrow afternoon to 15.4 feet early Saturday morning. It will then rise to 16.8 feet early Monday morning. It will then fall below flood stage late Wednesday evening. - Flood stage is 15.0 feet. &&
Flood Watch
Issued: 7:43 AM Aug. 13, 2026 – National Weather Service
...FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Carroll, Henry IL, Putnam, Rock Island and Whiteside and east central Iowa, including the following areas, Benton, Cedar, Clinton, Iowa, Jackson, Johnson, Jones, Linn, Muscatine and Scott. * WHEN...From this evening through Friday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A large system of thunderstorms with heavy rainfall moving across the area this morning and midday, followed by more rounds of storms tonight into Friday morning may produce several inches of rainfall and eventual flooding problems. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
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