More dangerously cold air is on the way for much of the U.S. Will Tennessee be impacted? Here's what to know.

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

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 ...

Persistent polar vortex disruptions will funnel repeated rounds of arctic air and snow across the Eastern United States this ...

The East may have been plunged into a deep freeze this winter, but a hot, dry winter in the West is raising alarms among ...

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way ...

The west half of the country, including the Midwest, will start to warm up. But that won't be the case for the East Coast. Here's the forecast.

After a brief lull that tempted some to declare the season finished, forecasters are warning that the atmosphere has other ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in the U.S., and why meteorologists talk about it during major cold events.

There's a confounding dilemma for many folks trying to make sense of winter weather in the context of climate change.

This winter’s harsh run in the East is intensifying, with some of the coldest air so far this season plunging into Vermont this weekend.