Illinois Severe Flood Warning | Effective 10/04/2026 17:27

Headline: 
Flood Warning issued October 4 at 7:27PM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
October 4, 2026 - 5:27pm
Expires: 
October 5, 2026 - 11:30am
Description: 
...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Russell affecting Lake IL County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until further notice. * IMPACTS...At 7.0 feet, Low-lying wetlands and agricultural land is inundated near the river. * ADDITIONAL DETAILS... - At 6:30 PM CDT Sunday the stage was 7.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:30 PM CDT Sunday was 7.3 feet. - Forecast...The river is cresting. It is then forecast to begin gradually falling through the middle of the week. - Flood stage is 7.0 feet. - Flood History...This crest compares to a previous crest of 7.3 feet on 05/11/2019. - 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 almost entirely on observed precipitation as little to no additional precipitation is currently expected over the next 24 to 48 hours. Additional information is available at www.weather.gov. The next statement will be issued by Monday afternoon.
Area Description: 
Lake, IL
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov