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

The relentless winter of 2025-26 in the East is about to unleash its most brutal cold outbreak yet.

Several rounds of bitter cold are expected in the eastern U.S. through early March, after a stratospheric warming event ...

A major weather pattern change underway across U.S. As we get into next week, the storm track looks really interesting.

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.

While much of the eastern U.S. has been frozen by rounds of Arctic air and snow, the West has experienced weeks of unseasonable warmth, which has left many mountain ranges in a snow drought. A major ...

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

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.

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