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

A forecast map reveals which states can expect to see “persistent cold” in the weeks ahead, after experts said the polar ...

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool ...

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 ...

In the coming weeks, cold air will continue for parts of the U.S. thanks to the influence of the polar vortex.

Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

A major polar vortex is about to hit the US and could bring weeks of frigid temperatures for millions, with even a chance of ...

Each of these lobes of the Polar Vortex will bring two or three days of bitterly cold, below-normal temperatures. We aren’t ...

This coming weekend, the central and eastern United States will receive a blast of Arctic air, which will also affect ...

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two ...

CLEVELAND — The temperature outside was so cold that your fingers, toes, nose and cheeks felt like they were burning. A harsh Arctic cold wave brought record-breaking temperatures to the United States ...