When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation ...

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 ...

Your January to March outlook is here and if you like the weather that we’re ending 2025 with, you’ll like this forecast.

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

A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they ...

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 ...

Throughout Thursday, showers will increasingly turn to snow in northern Scotland, and a strong, perhaps gale force northerly ...

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