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Flood Warning — Des Moines County, IA, Louisa County, IA, Henderson County, IL, Mercer County, IL
Flood Warning
Issued
7:00 PM CDT · Wed, Sep 23 2026
Expires
7:00 PM CDT · Fri, Sep 25 2026
Issuing Office
NWS KDVN

Affected Areas

Des Moines County, IA Louisa County, IA Henderson County, IL Mercer County, IL

Official Bulletin

...The Flood Warning continues for the following rivers in
Illinois...Iowa...

Mississippi River at Gladstone LD18 affecting Des Moines and
Henderson Counties.

Mississippi River at Burlington affecting Hancock, Des Moines, Lee
and Henderson Counties.

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

Mississippi River at Keithsburg affecting Louisa, Mercer, Des
Moines and Henderson Counties.

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Keithsburg.

* WHEN...From Wednesday afternoon to Friday evening.

* IMPACTS...At 14.5 feet, Water affects low lying areas in Oquawka.

* ADDITIONAL DETAILS...
- At 8:30 PM CDT Monday the stage was 12.1 feet.
- Forecast...The river is expected to rise above flood stage early
Wednesday afternoon to a crest of 14.3 feet early Thursday
morning. It will then fall below flood stage early Friday
morning.
- Flood stage is 14.0 feet.

Caution is urged when walking near riverbanks.

The next statement will be issued by Tuesday evening.