A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

Preparations are underway as an arctic blast dives into the nation's interior and southern regions and pushes a snowstorm ...

After a looming snowstorm hits the Tri-State Area on Sunday, arctic air is expected to chill New York City and the ...

Dangerously cold weather spread over the Midwest on Saturday and is headed toward the East Coast, where temperatures well ...

The Arctic is heating up particularly fast as a result of global warming—with serious consequences. The widespread permafrost ...

Permafrost thaw poses multiple risks to local Arctic communities, their livelihoods, infrastructure and environment. A ...

Temperatures will plummet as Arctic outbreak brings frigid weather to much of the U.S. Much of the United States will see ...

With the Arctic freeze on its way to Colorado and expected to last for several days, it's important to keep your pets ...

It will be the coldest Inauguration Day since former President Ronald Reagan’s second inauguration in 1985, when the noon ...

Extreme cold could expose residents of several states to conditions like hypothermia and frostbite over the weekend.

An Arctic blast is expected to bring West Michigan's coldest temperatures since 2019, along with heavy lake-effect snow in ...

A potent shot of Arctic air starts settling in Monday as a massive dip in the jet stream pulls in frigid air across the ...