Severe · Flood WarningActive alert

Flood Warning issued September 21 at 9:44AM CDT until September 23 at

Affecting Johnson, IA; Louisa, IA; Washington, IA

In effect until: Sep 22, 2026, 2:45 PM

Johnson, IA; Louisa, IA; Washington, IA

Confirmed across 3 counties in IA; expires 2:45 PM.

Avoid flooded areas. Move to higher ground if water is rising near you.

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Read the original bulletin (official text)

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

Iowa River near Lone Tree affecting Washington, Johnson and Louisa
Counties.

* WHAT...Minor flooding is forecast.

* WHERE...Iowa River near Lone Tree.

* WHEN...Until Wednesday morning.

* IMPACTS...At 16.0 feet, Flood waters affect parts of Lola Lane and
Y Avenue. River Junction Access Park is closed.

* ADDITIONAL DETAILS...
- At 9:00 AM CDT Monday the stage was 15.9 feet.
- Forecast...The river is expected to rise above flood stage late
this afternoon to a crest of 16.8 feet tomorrow morning. It will
then fall below flood stage early Wednesday morning.
- Flood stage is 16.0 feet.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flood Warning issued September 21 at 9:44AM CDT until September 23 at

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