Flash Flood — La Salle, Illinois

2025-08-17 · near Peru, La Salle, Illinois

Event narrative

Street flooding was reported at 26th St and Marquette Rd.

Wider weather episode

During the evening of the 17th, a strong thunderstorm brought torrential rainfall to parts of LaSalle County.

View location on OpenStreetMap → (41.3445, -89.1174)

Source: NOAA Storm Events Database, event_id 1287843. Narrative written by the NWS forecast office that issued the report.