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

Yes, it's winter. It's been a while since we've had a cold spell of this magnitude and for this long. What's causing it?

As much of the Northeast digs out from the biggest snowstorm in half a decade, New York, Philadelphia, and Boston could all ...

Roads are covered in ice and snow after a winter storm swept across south-central Pennsylvania on Sunday.

A blast of winter cold doesn’t contradict climate change — it often reflects how a warming planet is making weather more ...

As much of the Northeast digs out from the biggest snowstorm in half a decade, New York, Philadelphia, and Boston could all ...

A huge winter storm blasting across the country could cause power outages, including here in South-Central Pennsylvania.

A coastal storm has a chance to bring wintry weather back to the Triad ...

With a subpar winter still looming and above average temperatures remaining across the mountains, a big shift is needed for ...

A duo of battling "giants" goaded by 200mph jet stream winds will plunge Britain into a week of storm hell. In the wake of Storm Chandra, swathes of the country face torrential rain, snow and severe ...

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