Active Weather Alerts
Flood Warning
Issued: 3:43 AM Jun. 25, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL EARLY THURSDAY MORNING... ...REPLACES FLASH FLOOD WARNING AND FLOOD ADVISORY PREVIOUSLY IN EFFECT... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southern Cook County in northeast Illinois, northern Lake County and west central Porter County in northwest Indiana. * WHEN...Until 430 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Roads and streets may be flooded. * ADDITIONAL DETAILS... - At 1040 PM CDT, stream gauge reports indicated rapid rises on area creeks due to earlier heavy rainfall. Multiple reports of roadway flooding have been received from southern Cook County into northern Lake County. Standing water on area roadways may be slow to recede into the overnight hours, and some creeks may continue to rise overnight. - Some locations that may continue to experience flooding include... Chicago, Hammond, Gary, Orland Park, Oak Lawn, Calumet City, Merrillville, Valparaiso, Chicago Heights, Schererville, Hobart, Lansing, Oak Forest, Crown Point, Harvey, Highland, Blue Island, Munster, Dolton and Homewood. This includes Thorn Creek, Hart Ditch, Turkey Creek, Deep River, and the Little Calumet River. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Warning means flooding is imminent or may already be occurring. Persons along rivers, creeks, and other waterways should take immediate precautions to protect life and property. Be especially cautious at night when it is harder to recognize the dangers of flooding. &&
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