Arctic air originates near the polar regions and is among the coldest air masses on Earth. It typically stays locked in ...

Jack Frost is nipping at your toes, Florida. At least those toes in the North and Central parts. A cold front that swept through Florida courtesy of an expanding polar vortex system brought Christmas ...

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