A snowplow clears up the street during a heavy snowy day in Chicago, Monday, Feb. 17, 2014. The Chicago area was hit by relatively rare thundersnow as a wind-whipped storm caused near white-out ... more 
A snowplow clears up the street during a heavy snowy day in Chicago, Monday, Feb. 17, 2014. The Chicago area was hit by relatively rare thundersnow as a wind-whipped storm caused near white-out conditions just in time for the evening rush hour. (AP Photo/Nam Y. Huh) less 
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Associated Press | Photo By Nam Y. Huh
Mon, Feb 17, 2014 10:15 PM EST