A dramatic blast of cold air may be coming for the United States in late January, courtesy of the polar vortex. Here's what ...

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...

Winter has settled in for the long haul, and the next few days only reinforce that feeling. Tonight brings mostly cloudy ...

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.