Jul 12, 2021
Scattered thunderstorms moved across portions of central Illinois during the afternoon and evening of July 12th. One storm moved very slowly over eastern La Salle and western Grundy Counties. Torrential rain produced flash flooding in these areas with numerous roads flooded and at least four bridges damaged.
Source: NOAA National Weather Service Storm Events Database (event 970361). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in La Salle County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.