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

Alabama braces for another polar vortex blast bringing well below freezing temperatures. How cold will temperatures get? Here ...

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

Extremely cold air is going to take over Michigan, as the center of the Polar Vortex drops far south to just north of ...

According to a temperature outlook from the National Weather Service (NWS) Climate Prediction Center (CPC), for the January ...

A polar vortex is expected to bring two surges of extremely cold air to the U.S. in January. Here's what to know in Middle ...

The severe weather pattern is caused by disruption of the polar vortex, which normally remains uniform over the North Pole.

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

What is the polar vortex? Mississippi weekend weather forecast calls for winter storm with lows in the teens, paired with ...

Year-round, severe, Artic air is usually kept tightly contained in the North Pole. Arctic wind patterns create a sort of wall ...

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool ...

The polar jet stream, which is affected by the polar vortex above it, has become quite wavy, allowing Arctic air to ...