Severe · Flood WarningActive alert
Flood Warning issued September 20 at 9:28AM CDT until September 23 at
Affecting La Salle, IL
In effect until: Sep 21, 2026, 8:30 AM
La Salle, IL
Confirmed in La Salle, IL; expires 8:30 AM.
Avoid flooded areas. Move to higher ground if water is rising near you.
Read the original bulletin (official text)
...The Flood Warning is extended for the following rivers in Illinois... Fox River at Dayton affecting La Salle County. * WHAT...Moderate flooding is forecast. * WHERE...Fox River from Millington downstream to confluence with the Illinois River, including the Dayton gauge. * WHEN...From this afternoon to late Tuesday night. * IMPACTS...At 14.5 feet, Low-lying agricultural land inundated near Norway. * ADDITIONAL DETAILS... - At 8:45 AM CDT Sunday the stage was 9.6 feet. - Forecast...The river is expected to rise above flood stage this afternoon to a crest of 14.9 feet Monday morning. It will then fall below flood stage Tuesday afternoon. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™