A winter storm descending on the US is expected to deliver heavy snow and ice to more than 150 million people across roughly ...

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

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

After this weekend's snow storm moves out, cold Arctic air will move in.

An unusually brutal winter storm is set to pummel more than 160 million Americans from Friday, as a stretched "polar vortex" sends a devastating blast of Arctic air, bringing heavy snows and freezing ...

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

The incoming Arctic blast will bring very cold temperatures to West Michigan, but it still falls short of the historic, ...

If you couldn’t get enough of the cold temperatures in early December, there’s more on the way for Tennessee.

Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

The National Weather Service has issued an extreme cold warning from 3 a.m. Friday until noon for central Cook County, ...

An exploding tree claim has gone viral as the U.S. brace for an Arctic blast that will send temperatures plunging, triggering ...

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.