Event narrative (NOAA)
Flash flooding was widespread across a narrow corridor in central Cook County roughly along and south of Interstate 55 with the heaviest rain falling near Midway Airport. An estimated 30,000 basements were flooded in Chicago, including in Chicago Lawn, West Lawn, Elsdon, Clearing, Garfield Ridge and Gage Park. Approximately 100 structures were damaged or destroyed from the flooding. Numerous roads and viaducts were flooded and closed. A person was reported trapped in a car that was stuck in a flooded viaduct near Gage Park, who needed to be rescued. Two to three feet of flood waters were reported on 47th Street between South Halsted Street and South Morgan Street. In Washington Park, an underpass was flooded on South Street with a vehicle stuck in the flood waters.||In Bridgeview, wa
Other notable flash flood events in Illinois
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.