Flash Flood — St. Clair, Illinois

2025-07-06 · near Summerfield, St. Clair, Illinois

Event narrative

A home in Ramsey saw significant basement flooding, including walls being knocked down by flood waters.

Wider weather episode

Numerous thunderstorms developed along and ahead of a cold front during the late morning into early afternoon of July 6th. The high moisture/low shear environment was favorable for wet microbursts and heavy rainfall. Thunderstorms generally acted as expected given the environment, with wind damage and flash flooding occurring. A tornado also impacted western Fayette County in the late afternoon.

View location on OpenStreetMap → (39.1343, -89.1234)

Source: NOAA Storm Events Database, event_id 1272883. Narrative written by the NWS forecast office that issued the report.