More than 18 million people are under winter weather alerts across the West and Midwest as storms are forecast to bring heavy ...

A polar vortex broke, and severe temperatures are set to dominate most of the United States, including the Midwest, in the ...

Snow, high winds and below-average temperatures are sweeping from the Rockies to the Midwest, while an atmospheric river threatens flooding in the Pacific Northwest.

Such events distort the polar vortex, which causes Arctic air to descend into the U.S. and causes temperatures to plummet.

The trip home from Thanksgiving for millions of travelers in the central U.S. will be disrupted by a "significant winter ...

For those traveling for the Thanksgiving holiday, a series of winter weather alerts could have big impacts on road trip plans ...

Coast-to-coast storm systems could disrupt Thanksgiving travel plans for millions of Americans this week, forecasters say.

A winter storm has the potential to dump heavy rain and several inches of snow across more than 1,000 miles of the country this weekend.

From a warm Christmas in the Midwest to blizzard warnings in the Heartland and rain on the West Coast, here's what you need to know for your holiday weather forecast. It's a rare warm Christmas in the ...

Thanksgiving is nearly here. Soon millions of people will hit the road to sit down to a delicious turkey meal, homemade dressing and their favorite sides with friends and family. What will the commute ...