On Wednesday at 3:29 p.m. an updated winter storm warning was issued by the National Weather Service valid from 4 p.m. until Friday 1 p.m. for Clearfield, Cambria and Somerset counties.

Winter storm warnings have been issued for nearly half of Michigan as arctic air pushes its way across the state. Here’s what to know about the snow totals and snow squalls expected across the state.

Winter storm watches continue for parts of New York, Michigan, Pennsylvania and Ohio on Wednesday, where lake-effect snow is expected to wallop parts of the Great Lakes region, while a good portion of the continental United States is experiencing bitter-cold temperatures.