"Midwest Braces for Polar Vortex Cold Snap and Dangerous Snowstorm Conditions"

A winter storm is moving through the Chicago area, with a foot of snow forecast in some spots. Winter storm warnings and advisories are in effect for various counties in Illinois and Indiana. The storm is expected to bring heavy snow, strong winds, and poor travel conditions, leading to school closures and flight cancellations. Slick road conditions have already caused accidents, and commuters are advised to expect rough travel conditions, especially during the afternoon commute.