Illinois Flood Warning | Effective 04/16/2026 20:12

Headline: 
Flood Warning issued April 16 at 10:12PM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 16, 2026 - 8:12pm
Expires: 
April 17, 2026 - 2:15pm
Description: 
...The Flood Warning is extended for the following rivers in Illinois... Fox River at Montgomery affecting Kane and Kendall Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater, Montgomery...Moderate 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...Until further notice. * 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 9:00 PM CDT Thursday the stage was 13.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Thursday was 13.5 feet. - Forecast...The river is expected to fall below flood stage Friday afternoon. Additional rises are possible thereafter. - 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 Friday afternoon.
Area Description: 
Kane, IL; Kendall, IL
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov