Heavy lake-effect snow is falling in Chicago, where the weather forecast calls for it to continue through Friday evening. Then the system will move to Northwest Indiana overnight.

Expect additional chances for snow by midweek.

UPDATE, Saturday, Dec. 13, at 11:44 a.m.: Both the lake-effect snow warning and winter advisory are now both in effect across Northeast Ohio. Forecasters bumped up the timing on the warning. CLEVELAND ...