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

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.

National Weather Service (NWS) offices are keeping a close eye on the weather setup and could issue Extreme Cold Warnings.

Sudden stratospheric warming is expected to keep a weakened vortex splintered, plunging the region back to record-breaking ...

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 ...

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.

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

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

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