Illinois Severe Flood Warning | Effective 07/04/2026 18:22

Headline: 
Flood Warning issued July 4 at 8:22PM CDT until July 5 at 7:00PM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
July 4, 2026 - 6:22pm
Expires: 
July 5, 2026 - 12:30pm
Description: 
...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois... Du Page River near Plainfield affecting Will County. Fox River at Montgomery affecting Kendall and Kane Counties. For the Du Page River...including Plainfield...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Red Gate Road in St. Charles downstream to Millington, including the Montgomery gauge. * WHEN...From this evening to Sunday evening. * IMPACTS...At 13.5 feet, Low-lying parking lots at city hall and Boy Scout Island are threatened in St. Charles. Fox River Trail is threatened at St. Mary Park in St. Charles. * ADDITIONAL DETAILS... - At 8:00 PM CDT Saturday the stage was 13.5 feet. - Recent Activity...The river has rapidly rose to flood stage. - Forecast...The river is expected to rise to a crest of 13.7 feet just after midnight tonight. It will then fall below flood stage Sunday afternoon. - Flood stage is 13.5 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 Sunday afternoon.
Area Description: 
Kane, IL; Kendall, IL
Forcast Office: 
NWS Chicago IL