Jul 14, 2024
Thunderstorms developed during the evening of July 14th and continued into the early morning of July 15th, as they moved across all of northern and central Illinois. Nine tornadoes occurred, along with widespread wind damage. In the City of Chicago, there were 2,810 tree emergency calls and 1,430 calls for tree debris. Localized flash flooding also occurred, for a second night in a row in the Rockford area.
Source: NOAA National Weather Service Storm Events Database (event 1187080). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Boone County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.