Illinois Severe Flood Warning | Effective 09/22/2026 08:21

Headline: 
Flood Warning issued September 22 at 10:21AM CDT until September 27 at 1:00PM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
September 22, 2026 - 8:21am
Expires: 
September 23, 2026 - 2:30am
Description: 
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Des Plaines River near Russell affecting Lake IL County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until Sunday afternoon. * IMPACTS...At 9.5 feet, Residential structures threatened along Russell Road between the river and Kilbourne Road. Industrial parking lots threatened along Kilbourne Road. * ADDITIONAL DETAILS... - At 9:30 AM CDT Tuesday the stage was 9.1 feet. - Forecast...The river is expected to crest at around 9.2 feet this afternoon. It will then fall below flood stage Sunday afternoon. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood
Instruction: 
A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by late tonight.
Area Description: 
Lake, IL
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov