Waves of frigid air will continue to be released into much of the eastern United States through at least the middle of the ...

Despite being notorious for bringing brutal cold and dangerous wind chills, the polar vortex has a surprising upside.

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 ...

Climate deniers are quick to say ‘I told you so’ when the mercury drops. But a warmer planet impacts weather in ways that can seem counterintuitive. Record cold temperatures are once again expected to ...

Temperatures could fall below -20 F across certain parts of North Dakota and Minnesota.

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

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

A major ice storm is expected to impact multiple states from Texas to Georgia this weekend, ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

A dramatic blast of cold air may be coming for the United States in late January, courtesy of the polar vortex. Here's what ...

What is the Polar Vortex? The polar vortex is a large area of low pressure and cold air surrounding the Earth's poles. Normally, this cold air remains contained within the Arctic Circle, but ...