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.

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

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.

The polar vortex has shifted from obscure jargon to a phrase that can shut down schools, snarl air travel and strain power ...

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

The polar vortex is a large area of cold, spinning air that sits near the North Pole and exists year-round. When it weakens or shifts, Arctic air can spill south, increasing the risk of snow and ...

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 ...