Illinois Flood Warning | Effective 04/16/2026 09:12

Headline: 
Flood Warning issued April 16 at 11:12AM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
April 16, 2026 - 9:12am
Expires: 
April 17, 2026 - 3:15am
Description: 
...Forecast flooding changed from Minor to Moderate severity for the following rivers in Illinois... Rock River at Latham Park affecting Winnebago County. * WHAT...Moderate flooding is forecast. * WHERE...Rock River from Swanson Road in Roscoe downstream to Shorewood Park in Loves Park, including the Latham Park gauge. * WHEN...Until further notice. * IMPACTS...At 10.5 feet, Low-lying sections of Shore Drive are threatened between Wilson Avenue and Park Road in Machesney Park. Water overflows low-lying river banks along East Drive in Loves Park. Low-lying areas of Martin Memorial Park are inundated. At 11.0 feet, Low-lying sections of Harbor Oaks Drive are threatened in north Machesney Park. Low-lying residences are threatened along Queen Oaks Drive in Machesney Park. Browns Beach Road is threatened in north Rockford. Lower parking lot of Sportscore One is inundated in north Rockford. At 11.5 feet, Queen Oaks Drive is threatened in Machesney Park. Lower-level of elevated structures threatened along Harbor Lights Court west of Machesney Park. Ritter Drive is threatened north of Baldwin Drive in Machesney Park. * ADDITIONAL DETAILS... - At 10:30 AM CDT Thursday the stage was 9.0 feet. - The river has recently risen above flood stage. - Forecast...The river is expected to crest near 11.5 feet on Saturday. - Flood stage is 9.0 feet. - Flood History...This crest compares to a previous crest of 11.5 feet on 09/09/2018. - 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: 
Winnebago, IL
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov