When parts of the vortex break down, lobes of Arctic air can drift south, guided by changes in the jet stream. This allows ...

Don't let the incoming string of relatively warm days in the greater Philadelphia region fool you; the polar vortex is still around.

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

Moreover, the latest data suggests that the Polar Vortex is on the verge of a significant disruption due to a new SSW event. The disruption is expected to lead to a colder pattern across the United ...

The Texas Panhandle is set to see the first of this frigid air blowing in from the north. By Thursday night, January 8, snow ...

This article originally published at Polar vortex sends another arctic blast barreling toward Texas. In today's edition: ...

Thanks to the polar vortex, the first half of December will bring multiple waves of Arctic air to the U.S. Here's what to ...

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

Capt. Mike Cacciotti fished with a couple and their dog out of Baytown. The trout bite was slow, but, nevertheless, their ...

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

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee this coming ...

Last month’s prolonged Arctic outbreak caused the coldest December in 15 years. Winter-weary Berkshire residents are ...