Winter Storm — Southern Cook County, Illinois

2025-11-29 to 2025-11-30 · Southern Cook County, Illinois

Wider weather episode

A significant winter storm impacted a large stretch of the Midwest during the night of the 28th and through the night of the 29th. Multiple rounds of moderate to occasionally heavy snow fell on the area throughout the day. Widespread snow totals in the 6 to 9 inch range were observed across northern Illinois. The highest totals were observed north of I-80 with some isolated accumulations near 1 foot near the Wisconsin state line.

Source: NOAA Storm Events Database, event_id 1301417. Narrative written by the NWS forecast office that issued the report.