Severe · Flood WarningActive alert
Flood Warning issued September 20 at 7:10PM CDT until September 21 at
Affecting Lee, IL
In effect until: Sep 21, 2026, 4:00 PM
Lee, IL
Likely impact in Lee, IL; effects through 4:00 PM.
Avoid flooded areas. Move to higher ground if water is rising near you.
Read the original bulletin (official text)
* WHAT...Flooding caused by excessive rainfall on the Green River and nearby tributaries continues. * WHERE...Portions of Lee County in north central Illinois... * WHEN...Until 1100 AM CDT Monday. * IMPACTS...Creeks and streams have risen out of their banks. Roads and streets are flooded. Flooding of structures is occurring. High water may be slow to recede from flooded areas. * ADDITIONAL DETAILS... - At 654 PM CDT, emergency management officials reported that flooding was ongoing along the Green River. Multiple structures at and near O'Connell's RV Campground remain surrounded by flood waters as of 700 PM CDT on Sunday, September 20th, and some roads in the area are still flooded as well. - 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™