Parts of the polar vortex are positioned to sweep across the eastern US, which could potentially result in unusually frigid ...

The fast-moving storm will arrive in the Northeast later this week after it brings snow and wind to the northern U.S.

Forecasts indicate that the Arctic polar vortex will deliver frigid winds across large portions of the U.S. in the new year.

New York City woke up to its first white Christmas in 15 years. But only a few areas of the U.S. are likely to see snow in ...

Poor travel conditions were expected in at least 18 states through Tuesday, as millions of Americans planned for or have ...