Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.
As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the surface. The term vortex is used to ...
This winter’s harsh run is intensifying, with some of the coldest air so far this season plunging into New Hampshire.