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

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

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

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

The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

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

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

Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into subzero territory for multiple days.

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

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

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