A powerful winter storm will slam millions of people with snow and rain in the mid-Atlantic and Northeast this week, which could have a major impact on early Thanksgiving travel.

Traveling for the Thanksgiving holiday could get a little dicey this year, with winter weather forecast to impact a wide swath of the US over the next week. Those hoping to hit the roads and the skies around November 28 may have to contend with snow in the Midwest,

Late Sunday, more than 25 million people were covered by National Weather Service watches and warnings related to winter storm activity.