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

A winter buzzword, explained.

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

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

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

Similarly, wind chill temperatures measure how cold people and animals feel when outside, measuring the rate of heat loss ...

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.

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

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

What is polar vortex and how much snow is expected in US? A winter storm linked to polar vortex disruption has impacted ...

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

The polar vortex has shifted from obscure jargon to a phrase that can shut down schools, snarl air travel and strain power grids across continents. In the 2020s, as the climate warms and ...