Hundreds of flights were canceled at Chicago airports Monday as snow hit the area in the city's latest winter weather system.

At O'Hare Airport, at least 679 cancellations were reported as of 8:30 a.m. At Midway Airport, 215 cancellations were reported.

Delays at Midway were around 15 minutes, while delays at O'Hare averaged around 53 minutes, according to the Chicago Department of Aviation. At O'Hare, arrivals were delayed an average of about 68 minutes.

The situation on the roads was treacherous Monday as well, with ice coating several areas ahead of the morning commute.

Lake and McHenry counties in Illinois, as well as Kenosha County in Wisconsin were under a Winter Storm Warning through 6 p.m. CST Monday, according to the National Weather Service, which warned of heavy snow through the morning with accumulations of 6 to 8 inches, plus freezing drizzle resulting in an icy glaze.

De Kalb and La Salle counties were under a Winter Weather Advisory through 6 p.m. Monday as well, while Cook, DuPage, Grundy, Kane, Kankakee, Kendall and Will counties in Illinois, plus Jasper, La Porte, Lake, and Newton counties in Indiana were under a Winter Weather Advisory through 9 p.m. Monday.