Thunderstorm Wind — St. Clair, Illinois

2025-05-16 · near East Swansea, St. Clair, Illinois

Event narrative

There were several reports of trees and power lines down over northern St. Clair County.

Wider weather episode

During the afternoon of May 16th, numerous supercells developed ahead of a cold front and within a favorable environment for high-end severe weather. These thunderstorms produced the St. Louis tornado which tracked into Madison County. Elsewhere, there were numerous reports of large hail and damaging winds.

View location on OpenStreetMap → (38.5300, -90.0000)

Source: NOAA Storm Events Database, event_id 1262239. Narrative written by the NWS forecast office that issued the report.