More than 1,000 flights have been canceled at Chicago airports as of Saturday afternoon, as a winter storm is expected to bring up to 10 inches of snow to the area. As of Saturday afternoon, over 1,148 flights were canceled at O'Hare International Airport,

A winter storm system is expected to intensify Saturday morning, bringing steady snow showers and creating potentially hazardous travel conditions across Illinois, Missouri, Iowa, Wisconsin and Michigan.

As of Saturday morning, 611 flights were canceled at O'Hare International Airport, and 76 flights were canceled at Midway International Airport.

Chicago is under a winter storm warning. Heavy snow forecasted to impact travel. Significant snowfall rates are anticipated this afternoon and evening, leading to hazardous conditions.

The National Weather Service upgraded the previous Winter Storm Watch into a Winter Storm Warning, which is set to go into effect for the Chicago area at 3 a.m. Saturday and remain in effect until 6 a.m. Sunday. The warning expires Sunday at midnight for Ford, Iroquois, Illinois and Benton, Jasper and Newton, Indiana.

A winter storm threatening to unleash nearly a foot of snow on the Chicago area began to hit the region late Saturday morning.

More than 100 flights were cancelled and over 785 were delayed out of Chicago O'Hare International Airport Saturday morning, according to Flightaware.com. The National Weather Service (NWS) issued multiple advisories for the Chicago region, including a winter storm warning, gale warning, and hazardous weather outlook.

O’Hare reported 627 cancellations and hours long delays Saturday as a major winter storm moved in, while Midway logged dozens more and officials warned travel could become “very difficult to

A winter storm watch will be in effect for much of northern and central Illinois and parts of northwest Indiana until 6 a.m. Sunday, with possible snow accumulations of over 6 inches.