Three separate rounds of Arctic air have already swept across the central and eastern United States through mid-December, ...

TOLEDO, Ohio (WTVG) - The polar vortex is a large area of low pressure encompassing the Earth’s poles. It can weaken and split up, causing the polar jet stream to move southward. This pushes cold ...

NEW YORK — Millions along the Interstate 95 corridor on the Northeast coast will see their first significant winter storm of the season this weekend, as a fast-moving system takes advantage of ...

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation that usually spins quietly above the pole can suddenly send lobes of Arctic ...

Ready for some serious cold? The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a wrecking ball," said Weather Trader ...

The Polar vortex is causing temperatures to plummet dangerously across the Philadelphia region, and frostbite could become a ...

A polar vortex is expected to bring a "mega-dump" of cold air to the central and eastern United States. Western North Carolina will experience a temporary reprieve before temperatures plummet over the ...

Forecasters say the first snow storm of the season to take aim at major Northeast cities will dump several inches of snow over the weekend, followed by a bitter Arctic blast courtesy of the polar ...

Grab your coats, it's getting chilly. A polar vortex broke, and severe temperatures are set to dominate most of the United States, including the Midwest, in the coming days. The polar vortex will ...

A polar vortex system is expected to bring two or more cold waves to Florida this week. Temperatures in North Florida could drop into the upper 20s, with a chance of frost or freeze. Central and South ...