A new survey finds Illinois expressways are among the most congested in the nation.
A fast-moving burst of snow could affect the afternoon commute.
The Chicago area will be under a winter advisory tonight and through Monday morning’s commute, with the National Weather Service forecasting 3 to 6 inches of snow falling between 9 p.m. Sunday and noon. As much as two inches of snow could blanket the city by morning.
Rush hour started early in Chicago as commuters sought to beat the worst of an incoming snowstorm.