Today is already the warmest Jan. 29 in Chicago history, toppling an almost 100-year-old record 15 minutes before the sun came up.
The previous record – 59 degrees in 1914 – was surpassed at 6:50 a.m. at O’Hare International Airport, according to the National Weather Service.
Chicago is also flirting with a new all-time high for January. The current record is 67 degrees set on Jan. 25, 1950. Today’s forecast is for a high of 66 degrees.
The warm, wet weather will give way to colder temperatures Wednesday, Thursday and Friday, with forecasters predicting snow on Wednesday afternoon and highs in the teens on Thursday and Friday.