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

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

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

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

The majority of the United States will experience chilling temperatures due to a blast of arctic air from Canada. The Midwest ...

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

Winter has settled in for the long haul, and the next few days only reinforce that feeling. Tonight brings mostly cloudy skies and a low around 13°, but the southwest wind running 10 to 20 mph will ...

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

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

The FOX6 Weather Experts track the polar vortex and its impact on southeast Wisconsin. From emergency supplies to stick in ...

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

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 ...