Cold/Wind Chill — Southern Cook County, Illinois

2021-02-14 to 2021-02-15 · Southern Cook County, Illinois

Wider weather episode

Cold air continued across northern Illinois and combined with the winds, produced wind chills 20 below to 30 below zero from the evening of February 14th through the morning of February 15th.

Source: NOAA Storm Events Database, event_id 943185. Narrative written by the NWS forecast office that issued the report.