Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

Temperatures are expected to plummet over the weekend, bringing life-threatening conditions to large stretches of the United ...

The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame.

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.