Aug 3, 2003
Severe thunderstorms formed over parts of the Chicago metro area during the early afternoon of August 3rd. The storms produced hail up to the size of golf balls and also produced very heavy rain and flooding. 4.14 inches of rain was reported in just 90 minutes six miles east of Ohare Airport. The Kennedy expressway (Interstate 90) was closed at Lawerence where 4 to 6 feet of water covered the expressway. Lawerence was also flooded at Western Avenue. The City of Chicago reported 268 basement
Source: NOAA National Weather Service Storm Events Database (event 5377714). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Cook County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.