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

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 ...

The polar vortex is sending arctic blasts and chilly temperatures to most of the United States, and states from Texas to Oklahoma could see snow, sleet and ice. As of Wednesday, Jan. 21, millions of ...

Add Yahoo as a preferred source to see more of our stories on Google. A severe winter storm that brought freezing rain, sleet and snow to a large part of the U.S. was intensified by the polar vortex ...

As another winter storm hits Western North Carolina and other regions, here's what to know about deciphering forecaster terms.

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

Add Yahoo as a preferred source to see more of our stories on Google. This week, New Jersey is set to experience temperatures below 10 as a shift in the polar vortex is letting Artic air slip south.

When most people hear the term polar vortex, they think of extreme cold, dangerous wind chills and relentless winter weather. While the polar vortex can certainly deliver frigid air, it doesn’t always ...

The sudden blast may have come as a shock to many Americans after a mostly mild start to winter, but that warmth may have partly contributed to the ferocity of the storm. As atmospheric and climate ...