Illinois, Indiana Severe Flood Warning | Effective 07/05/2026 11:45

Headline: 
Flood Warning issued July 5 at 1:45PM CDT until July 5 at 10:00PM CDT by NWS Chicago IL
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
July 5, 2026 - 11:45am
Expires: 
July 5, 2026 - 8:00pm
Description: 
...The Flood Warning is extended for the following rivers in Indiana...Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...Until late this evening. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 1:00 PM CDT Sunday the stage was 12.2 feet. - Forecast...The river is expected to gradually fall below flood stage later today. - Flood stage is 12.0 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 this evening.
Area Description: 
Cook, IL; Lake, IN
Forcast Office: 
NWS Chicago IL