A winter weather advisory goes into effect from 9 a.m. until 3 a.m. on Thursday. The heaviest of the snow is expected between 9 a.m. and 5 p.m.

Snow from the winter storm will move into Chicago tomorrow morning, starting off light before picking up speed Wednesday afternoon. For the second time this year, Southern Californians are evacuating their homes as heavy rain threatens new destruction in areas still recovering from last month’s devastating wildfires.