Weather Alerts For Calumet City, IL

# HEADLINE -------------------- Observed flooding changed to Minor severity and increased in duration for the following rivers in Indiana, Illinois The Flood Warning continues for the following rivers in Illinois FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT # SUMMARY -------------------- Little Calumet River at Munster (Hohman Avenue) affecting Cook and Lake IN Counties. Thorn Creek at Thornton affecting Cook County. For the Thorn Creek...including Thornton...Minor flooding is forecast. # DETAILS -------------------- WHAT Minor flooding is occurring. 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 tonight. IMPACTS At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. ADDITIONAL DETAILS - At 7:00 PM CDT Sunday the stage was 12.1 feet. - FORECAST - The river is near crest at 12.1 feet this evening, and will begin to fall overnight. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood ISSUED AT Sunday, June 14, 2026 at 8:08 PM CDT ISSUED BY National Weather Service Chicago IL HEADER Flood Statement # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- 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.