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 ...

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

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

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 ...

Capt. Mike Cacciotti fished with a couple and their dog out of Baytown. The trout bite was slow, but, nevertheless, their effort didn't go to waste. They brought home some ...

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

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 ...

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

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

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

The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...