But Monday's snow is just a precursor to what's in store for IL starting Tuesday.
The Weather Service office serving Chicago is predicting temperatures will remain below zero for 60 consecutive hours, from Tuesday afternoon through Thursday.
Mayor Keisha Lance Bottoms said she is in touch with National Football League officials and will work with them regarding events scheduled across the city as winter weather moves into the area.
Forecasters say that the polar vortex will bring historically cold temperatures which, combined with heavy snow, could make driving extremely unsafe in some parts of the midwest this week.
Wednesday features some sun, but more chances for a brief snow shower or two and frigid air.
We're going to start the work week with a mix of sun and clouds on Monday.
Winter storm warnings and advisories were posted stretching from MS stretching up through Tennessee into West Virginia.
The snow may be briefly heavy before ending later Tuesday evening.
Chicago could see 6 inches (15.24 centimeters) of snow, followed by arctic cold.
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McHenry County public schools announced Monday closures Sunday night in anticipation of the weather. The farther northwest you go, the longer you stay snow, the more you get. This type of pattern does not lead to heavy snow.
Mike Johnson snow blows his driveway Monday, Jan. 28, 2019, in Rochester, Minn.
Even snowplow drivers are having trouble keeping up with conditions Monday.
More than 1,000 flights have been canceled at Chicago's largest airports as a snowstorm crawls through several Midwestern states ahead of frigidly cold weather.
Up to 3 inches of snow is expected in the South, while the interior Northeast will see between 6 inches and a foot of snow by Wednesday night.
On the heels of the storm, almost a dozen states braced for a blast of arctic air known as a polar vortex. Forecasters warn of record cold temperatures and wind chills that could be "possibly life threatening".
On Monday, the NWS Weather Prediction Center issued warnings stating that temperatures in the upper Great Lakes and upper Mississippi Valley will be 10 to 20 degrees below average this week, marking the "coldest air mass in years", according to the weather service.