Flash Flood — Kendall, Illinois

2025-08-18 to 2025-08-19 · near Yorkville, Kendall, Illinois

Event narrative

Street flooding was reported on the southeast side of Yorkville with at least six inches of standing water. A few other mPing reports of street flooding came out of the Yorkville and Oswego areas.

Wider weather episode

During the afternoon and evening of the 18th, a few rounds of thunderstorms brought torrential rainfall to much of northern Illinois resulting in flash flooding. One particularly strong storm also produced damaging winds in DeKalb County. Initial reports estimate $8.8 million in flood damages around northern and northeast Illinois, and around $2.5 million in the city of Chicago alone.

View location on OpenStreetMap → (41.6219, -88.4374)

Source: NOAA Storm Events Database, event_id 1288875. Narrative written by the NWS forecast office that issued the report.