Around 10 million people are under winter weather alerts Monday in the Great Lakes and Northeast regions, where some residents may be waking up to a White Christmas.

The West will deal with rain on the first day of winter, the East and Great Lakes will get snow and cold, with very cold wind chills in the Northeast.

A fast-moving clipper system will bring the possibility of a brief period of rain, snow, and freezing rain to the Washington, D.C. region on Tuesday morning. A Winter Weather Advisory has been issued from 5 a.