Active Weather Alerts
Flood Warning
Issued: 6:59 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Portions of Illinois, including the following counties, Cook, Grundy, Kankakee, La Salle, Livingston and Will and northwest Indiana, including the following county, Lake IN. * WHEN...Until 1000 AM CDT Saturday. * IMPACTS...Flooding of ditches, viaducts and other low lying areas. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - At 157 AM CDT, Doppler radar indicated heavy rainfall of between 1 and 2 inches, and locally in excess of 3 inches has occurred due to thunderstorms since last evening. Flooding is ongoing or expected to begin shortly in the warned area. - This areal flood warning replaces flash flood warnings and advisories previously in effect. - Some locations that will experience flooding include... Chicago, Hammond, Gary, Orland Park, Tinley Park, Calumet City, Chicago Heights, Roseland, East Chicago, Lansing, Oak Forest, Harvey, New Lenox, Highland, Blue Island, Munster, Dolton, Park Forest, Homewood and Matteson. - 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. &&
Flood Watch
Issued: 4:57 AM Apr. 4, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT /11 AM EDT/ SATURDAY... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northern and central Illinois and northwest Indiana. * WHEN...Until 10 AM CDT /11 AM EDT/ Saturday. * IMPACTS...Roads and streets may be flooded. Area creeks and streams are already elevated, increasing the risk of flooding due to additional rainfall. * ADDITIONAL DETAILS... - Recent rounds of heavy rainfall have left soils saturated and stream and creek levels elevated across the area. Additional rounds of heavy rainfall overnight may lead to rapid run-off and an increased threat of flash flooding. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop. &&
Small Craft Advisory
Issued: 3:07 AM Apr. 4, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM SATURDAY TO 10 AM CDT SUNDAY... * WHAT...West winds to 30 kt and significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL to Michigan City IN. * WHEN...From 10 AM Saturday to 10 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
River Flood Warning
Issued: 2:23 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM SATURDAY AFTERNOON UNTIL FURTHER NOTICE... ...REPLACES RIVER FLOOD WATCH... * WHAT...Minor flooding is forecast. This approaches the flood of record. * WHERE...Kankakee River from Near I-65 and De Motte downstream to IL/IN state line, including the Shelby gauge. * WHEN...From Saturday afternoon until further notice. * IMPACTS...At 11.5 feet, Low-lying residences are threatened along Bluegrass Road east of Sumava Resorts and along Westwood Drive and Island Boulevard near Shelby. * ADDITIONAL DETAILS... - At 8:45 PM CDT Friday the stage was 10.2 feet. - Forecast...The river is expected to rise above flood stage early tomorrow afternoon and continue rising to a crest of 11.3 feet Tuesday evening. - Flood stage is 10.5 feet. - http://www.weather.gov/safety/flood &&
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