Severe · Flood WatchActive alert
Flood Watch issued September 20 at 11:18AM CDT until September 25 at
Affecting Louisa; Des Moines; Mercer; Henderson
In effect until: Sep 21, 2026, 4:30 PM
Louisa; Des Moines; Mercer; Henderson
Possible impact zone; conditions develop through 4:30 PM.
If you are in the watch area, remain alert to possible flooding. Residents and those with interests near the river should monitor rising water levels and be prepared for possible Flood Warnings. The next statement will be issued by Monday morning.
Read the original bulletin (official text)
...The Flood Watch continues for the following rivers in Illinois... Iowa... Mississippi River at Keithsburg affecting Louisa, Des Moines, Mercer and Henderson Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Burlington affecting Hancock, Des Moines, Lee and Henderson Counties. .Additional rainfall from today through Monday night is expected to be considerably lighter than what fell Thursday through Saturday night. This helps provide higher confidence in these river forecasts compared to 24 hours ago. * WHAT...Flooding is possible. * WHERE...Mississippi River at Keithsburg. * WHEN...From Tuesday evening to Friday morning. * ADDITIONAL DETAILS... - At 10:30 AM CDT Sunday the stage was 8.9 feet and rising. - Forecast...Flood stage may be reached late Tuesday evening. - Flood stage is 14.0 feet.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™