While forecasters can't yet say for sure, a warmer stretch of weather appears likely for much of the nation. Here's when to ...

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

Windchill temperatures as low as minus 30 degrees are a risk to life, forecasters said.

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

A winter buzzword, explained.

As another winter storm hits Western North Carolina and other regions, here's what to know about deciphering forecaster terms.

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.

Climate deniers are quick to say ‘I told you so’ when the mercury drops. But a warmer planet impacts weather in ways that can ...

This winter’s harsh run is intensifying, with some of the coldest air so far this season plunging into New Hampshire.

A polar vortex system is expected to bring two or more cold waves to Florida this week. Temperatures in North Florida could drop into the upper 20s, with a chance of frost or freeze. Central and South ...

While the Northeast braces for another frigid polar vortex, Oklahoma will experience unseasonable temperatures. Here's when ...

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