A polar vortex will linger through much of the country for most of this February, prolonging the deep freeze for weeks to ...

Sudden stratospheric warming is expected to keep a weakened vortex splintered, plunging the region back to record-breaking ...

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

Forecasters are warning that the breakdown of the polar vortex high above the Arctic will not bring relief from winter, but ...

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

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.

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

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

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

Meteorologist Sven Sundgaard predicted this wacky winter weather back in October, and he explains what's happening now and ...

Waves of frigid air will continue to be released into much of the eastern United States through at least the middle of the month. The ongoing pattern may trend stormier with areas of snow and ice ...

The bitter cold temperatures that have left a chill over the eastern half of the country aren't going anywhere, as a major ...