Climatologically, Chicago’s coldest week follows week ahead Weather by: WGN Weather Team Posted: Jan 20, 2018 / 09:15 PM CST / Updated: Jan 20, 2018 / 09:15 PM CST This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CLICK TO ENLARGE Close Modal Suggest a Correction Your name(required) Your email(required) Report a typo or grammatical error(required) Submit Suggest a Correction
