Severe · Flood WarningActive alert
Flood Warning issued September 20 at 10:10AM CDT until September 20 at
Affecting Lee, IL
In effect until: Sep 21, 2026, 12:15 AM
Lee, IL
Likely impact in Lee, IL; effects through 12:15 AM.
A Flood Warning means flooding is imminent or may already be occurring. Persons along rivers, creeks, and other waterways should take immediate precautions to protect life and property.
Read the original bulletin (official text)
* WHAT...Flooding caused by excessive rainfall on the Green River and nearby tributaries. * WHERE...Lee County in north central Illinois... * WHEN...Until 715 PM CDT Sunday. * IMPACTS...Area creeks and streams are already elevated, with additional rises possible, especially with any additional rainfall. * ADDITIONAL DETAILS... - At 958 AM CDT, law enforcement and emergency management reported that water from area fields and small creeks continues to flow through Green River basin after heavy rain in the warned area early this morning. Flooding is already occurring, with rises on the Green River possible this afternoon. - Additional rain is expected, with localized amounts up to 0.5 inches possible through this afternoon. - Some locations that will experience flooding include... Amboy. - http://www.weather.gov/safety/flood
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™