The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the month of March.

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer ...

DC swings from a warm 50 weekend to a cold start to the week, with highs in the 30s and a wintry mix as the polar vortex and ...

Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.

A rare and disruptive atmospheric event may soon unfold, raising the prospect of significant weather shifts across the U.S.

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 ...

Right now, we don’t have any signs of extremely bizarre, warm weather. We don’t need that either in Michigan. Too much warmth ...

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. When Arctic air surges into the U.S., the polar vortex ...

Florida has endured a winter few could have predicted. Since early November, the state has endured at least three rounds of ...

Those living in West Tennessee who want to experience cooler weather will have to wait a few more weeks.