It's been a cold winter so far in the Midwest and much of the Northeast, early-in-the-season snow even in Washington, D.C., ...

The polar night jet, the high-altitude winter wind that circles the Arctic, acts like a flywheel for the cold season in the ...

The polar vortex phenomena is making this December much colder than average. Students should prepare themselves for changes ...

A rare atmospheric collision is poised to deliver unprecedented Arctic air across North America in December 2025. On November 27, the National Weather Service Climate Prediction Center released its ...

This cold blast could be relatively short-lived, with a return to more typical wintry temperatures by later in December.

Your social media algorithm might be quite different from mine, but all I see recently are eye-popping colors and huge text talking about "SUDDEN STRATOSPHERIC WARMING!" As if the Layman's person is ...

After the coldest and snowiest start to the month in a couple of decades, the last half of December is ending quite mild and ...

The Arctic polar vortex is expected to move south, which some say will lead to the coldest, harshest winter in years. Wyoming meteorologist Don Day ...

An Arctic blast is expected to bring cold temperatures and potential heavy snow to the central and northern U.S. around Thanksgiving and into early December. Experts are monitoring a potential sudden ...

Rapid changes in climate in the polar regions are causing observable ecological impacts of various types and degrees of severity at all ecosystem levels. Even larger changes and more significant ...