A lobe of the polar vortex, a ring of freezing air typically found near the North Pole ... Because of a trend toward a more ...

The United States has been at the epicenter of the planet’s most unusually cold conditions early in 2025. The polar vortex is ...

A polar vortex collapse is set to bring freezing cold temperatures and travel chaos to large parts of the US and Canada in ...

WASHINGTON — 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 warmer ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

Extreme weather is sweeping across the United States. Last week, the polar vortex peaked, bringing freezing temperatures to ...

The polar vortex has taken on an unexpected pattern this winter - one that’s made part of the United States the most ...

Meteorologists had predicted that parts of the U.S. would experience the 10th and coldest polar vortex event this season.

It’s really, really cold again — as the US shivers through at least the eighth blast of air from the Arctic this winter. Winter, which is warming faster than any other season for much of the ...

According to the Severe Weather Europe website—an online resource of global weather forecasts—a mass of cold air, spurred by the polar vortex, has been forecast to move over Canada and the northern ...

Scientists say it’s being caused by a misbehaving polar vortex combining with a key weather pattern that seems to be stuck in place. Some scientists say these factors and this winter could be ...

Some of the coldest temperatures are expected in Montana, and avalanche warnings have been issued in Utah, Colorado and ...