As we look toward mid-December into January, the door is opening for some potentially significant winter weather.

Millions are set to see temperatures plunge over the Thanksgiving holiday period as the destablizing polar vortex sends ...

The polar vortex could be disturbed in a way that hasn't happened this early in 25 years. You’d be forgiven for being ...

A highly unusual disruption of the polar vortex is taking shape in the upper atmosphere this November, raising the odds of a ...

Something called a sudden stratospheric warming event appears to be on the verge of occurring. Basically, that's when the stratospheric winds get disrupted by waves originating in the troposphere ...

In today’s post we discuss the region’s ongoing, record-setting heat; our uncertain rain chances for this weekend, and an ...

A significant change in the atmosphere means the weeks after Thanksgiving could be colder and snowier than normal across ...

Over the next 10 days, scientists say, changes in the stratosphere will upend weather patterns and set the stage for a cold, snowy December across parts of the Northern Hemisphere.

A combination of weather conditions may make it colder than usual across parts of the Central and Northern U.S. next week.

For the first time in his second term, fellow Republicans defied President Donald Trump — on the Epstein files — and he fell in line. That doesn’t mean GOP lawmakers will turn on him en masse, CNN’s ...

But the forecast from the National Weather Service says we’re not due for truly chilling temperatures yet. “Our recent bout of very windy and cold conditions (Sunday) will transition into gradually ...