Winter is approaching, and millions of Americans are wondering what Mother Nature has in store for the coming months. Will it ...

The polar vortex is making a return to the forecast, but the counterintuitive weather feature is nothing to fear.

The polar vortex is stirring up, bringing the earliest hints that the weather is changing with the new fall season. When is ...

CLEVELAND — High above the Arctic, swirling like a giant icy crown, the polar vortex is a permanent feature of our atmosphere ...

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...

Temperatures are cooling in Illinois, which means the first snow of the season isn't too far away. Here's when to expect. the ...

Brace yourselves; winter is coming. "Polar vortex" may have been the weather catchphrase of last winter, but it's coming back and it's bringing snow and freezing temperatures along with it. While it ...

Temperatures are staying relatively warm throughout Illinois this week, despite fall officially starting Sept. 21. But ...

WASHINGTON (AP) — The polar vortex hit its peak across much of America on Wednesday, with an icy grip that made Arctic Greenland seem like a toasty vacation spot in comparison. Even Mars has been ...

Predicting the intensity of each winter ahead of time can be a challenge, but this sign is causing many residents of colder ...