Heavy snow rolls into Chicago, Detroit

By late morning, the fog should start to mix out, but we will be left with mainly cloudy skies for this Groundhog Day.
While a wintry weather system was on tap to move in midweek, some in the Chicago area Monday morning were waking up to patchy ...
We can expect mostly cloudy skies overnight Sunday with some patchy fog, and a low around 39 degrees ... Wednesday brings ...
Highs on Monday will occur in the late morning as a cold front moves through the area in the afternoon, spreading cooler air ...