Ranked dead last, or perhaps not mentioned at all, would probably be the only state that sits partly within the Arctic Circle ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said ...

Understanding the Polar Vortex The polar vortex is like a massive whirlpool of frigid air moving around our planet's poles.

There are too many states to list - about three dozen, stretching as far south as Helene-affected areas of western North Carolina ... a displaced lobe of the polar vortex has brought an ...

Polar vortex and jet stream are both extending ... polar vortex would shift south of the tropospheric jet stream over North America, with the stretched polar vortex corresponding to the shift.