Northeast residents are bundling up Thursday as the coldest air of the season slams the region.
The cold blast even extends to the South. Wind chills fell Thursday morning to 20 degrees in Charlotte, 15 degrees in Knoxville, 21 degrees in Birmingham and 32 degrees in Charleston.
By midday Thursday, the wind chill only rose to a freezing 10 degrees in Boston, 15 degrees in New York and 25 degrees in Washington, D.C.
The bitter temperatures come after a snow squall moved through the Northeast Wednesday afternoon.
At least two people died in a multi-car crash on a Pennsylvania interstate during a snow squall Wednesday.
The brutal cold will not last long in the Northeast and the South -- a warm-up is expected for the weekend and just in time for Christmas.
The Oregon and Washington coast could see up to 6 inches of heavy rain and wind gusts reaching 60 mph, which may cause power outages.
By Sunday and the start of the holiday week, heavy rain is expected in California with heavy mountain snow. Travel could be impacted in San Francisco by Sunday morning.