The cold weather is here to stay in South Jersey, at least until mid-February. A polar vortex is expected to keep arctic air ...

The Polar Vortex is expected to be impacted by a Sudden Stratosphere Warming, bringing cold air to the eastern US.

A late January 2026 winter storm left more than snow and ice in its wake.

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

The polar vortex has shifted from obscure jargon to a phrase that can shut down schools, snarl air travel and strain power grids across continents. In the 2020s, as the climate warms and ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

The bitter cold temperatures that have left a chill over the eastern half of the country aren’t going anywhere, as a major disruption to the Polar Vortex is coming this month.

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is it?

Meteorologist Sven Sundgaard predicted this wacky winter weather back in October, and he explains what's happening now and ...

A collapse in the polar vortex is letting Artic air come here. What that means, and why it happens.