The National Weather Service has issued a winter storm watch for DuPage County, effective Tuesday morning through Tuesday evening.
Wet snow, that could be heavy at times, mixed with sleet is possible Tuesday morning, affecting the rush-hour commute, and may continue through Tuesday afternoon.
Read the National Weather Service report here.
Heavy snow and strong wind gusts as strong as 40 mph are expected near the Lake Michigan shore, reducing visibility and making for hazardous travel conditions, the National Weather Service says.
Lighter snow is expected Tuesday evening.
Weather.com's forecast for Darien predicts 3-5 inches of snow accumulation Tuesday, a high of 33 degrees, and a night-time low of 32.