National Weather Service United States Department of Commerce

A period of snow is likely Wednesday morning. This may affect a portion of the Wednesday morning commute with low visibility and locally hazardous travel due to slippery road conditions. Allow extra time and exercise caution if you must travel Wednesday morning.
The beat goes on in what has been an exceptionally active and wintry December thus far. Some patchy slick spots are possible across parts of far northern Illinois this evening, followed by a short period of wind-whipped snow Wednesday morning. Additional rounds of accumulating snow are now appearing likely late Thursday into early Friday and again on Saturday, with bitterly cold air in its wake Saturday night. Continue to stay tuned for the latest updates!