A rare atmospheric collision is poised to deliver unprecedented Arctic air across North America in December 2025. On November ...

Illinois is heading into a bitter post-Thanksgiving weekend, with a major winter storm bringing plunging temperatures and a ...

Is this the end of the bitter cold? Research meteorologist Amy Butler of NOAA warned there is another shockwave of cold expected by mid-December. “It does look like the polar vortex will become more ...

A combination of weather conditions may make it colder than usual across parts of the Central and Northern U.S. next week.

The northeastern US is set to be blasted with the with most extreme cold on Earth later this month, according to shocking new ...

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 ...

Some forecasters say a complex dance involving the polar vortex could send some of Earth's most extreme cold toward the ...

The snow-covered Peace Monument outside the Capitol on Feb. 12. (Jacquelyn Martin/AP) On the heels of successive winter storms that brought heavy snow and ice to a wide swath of the United States, ...

The month of November has been off to a mild start but an emerging pattern change has social media buzzing with talk of major ...

(AP) - The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there ...