Active Weather Alerts
River Flood Warning
Issued: 10:44 AM Jul. 4, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW EVENING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Thorn Creek from Near Glenwood downstream to confluence with Little Calumet River, including the Thornton gauge. * WHEN...Until late tomorrow evening. * IMPACTS...At 12.0 feet, Structures threatened along Glenwood Thornton Road north of Glenwood. * ADDITIONAL DETAILS... - At 5:30 AM CDT Saturday the stage was 10.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 5:30 AM CDT Saturday was 10.9 feet. - Forecast...The river is expected to rise to a crest of 12.5 feet this afternoon. It will then fall below flood stage tomorrow afternoon. - Flood stage is 9.0 feet. - http://www.weather.gov/safety/flood &&
Flood Warning
Issued: 6:50 AM Jul. 4, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT TODAY... * WHAT...Flooding caused by excessive rainfall will continue. * WHERE...Portions of the following counties, Cook, Will, and Lake. * WHEN...Until noon CDT today. * IMPACTS...Creeks and streams are expected to rise out of their banks. Underpasses may be flooded. Roads and streets may be flooded. High water may recede slowly from flooded areas. * ADDITIONAL DETAILS... - At 148 AM CDT, doppler radar indicated that heavy rainfall had moved out of the area. While the threat for heavy rainfall has ended, 1 to locally 5 inches of rain fell from earlier thunderstorms. Numerous creeks and streams are rising towards flood stage, and water levels will likely remain elevated well into Saturday morning. Standing water will continue to impact underpasses, low spots, and other poor drainage areas. - Some locations that will experience flooding include... Chicago, Hammond, Gary, Orland Park, Tinley Park, Oak Lawn, Calumet City, Chicago Heights, Roseland, Chicago Lawn, Englewood, South Shore, East Chicago, Schererville, Lansing, Oak Forest, Harvey, New Lenox, Homer Glen and Highland. - 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. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Flood Advisory
Issued: 5:51 AM Jul. 4, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL NOON CDT TODAY... * WHAT...Flooding caused by excessive rainfall is expected to continue. * WHERE...A portion of northeast Illinois, including Cook and DuPage counties * WHEN...Until noon CDT Saturday. * IMPACTS...Creeks and streams may rise out of their banks. Slow moving or standing water may continue. * ADDITIONAL DETAILS... - At 1244 AM CDT, Doppler radar and automated rain gauges indicated heavy rainfall had moved out of the area. Up to 2.5 inches of rain have fallen due to earlier storms. Although no additional heavy rainfall is expected during the next several hours, multiple streams continue to rise to near flood stage. Standing water in some areas may be slow to recede. - Some locations that may continue to experience flooding include... Chicago, Naperville, Cicero, Arlington Heights, Evanston, Schaumburg, Skokie, Des Plaines, Berwyn, Mount Prospect, Wheaton, Oak Park, Downers Grove, Glenview, Elmhurst, Lombard, Ohare Airport, Carol Stream, Park Ridge and Addison. - This includes the following rivers and streams... The East Branch DuPage River near Lombard, Morton Arboretum, and Lisle. Salt Creek near Elmhurst, Oak Brook, and Western Springs. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Advisory means minor flooding along waterways and other poor drainage areas is imminent or may already be occurring. Persons in the advisory area should use caution and avoid flood waters. Be especially cautious at night when it is harder to recognize the dangers of flooding. &&
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