The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges south into the U.S., Europe and Asia. Studies show that a fast-warming Arctic is partly to blame for ...

According to Texas law, it is illegal to leave your dogs and cats outside without adequate shelter, food, and water. That ...

Lower Hudson Valley residents woke up to snow cover and slippery streets Tuesday morning after brief snowfall Monday. When ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit ...

Northeast and north-central Florida counties, including Suwannee, Baker, Nassau, Union, Bradford, Gilchrist, Hamilton, ...

A low-pressure system was expected to form as soon as Wednesday near south Texas, bringing the potential of snow to parts of ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it?

The polar vortex has triggered freeze warnings and advisories across Texas, threatening human safety and infrastructure.

Parts of all states in the lower 48 woke up to subfreezing temperatures Tuesday due to a weather pattern that will keep ...

But, today, it’s all about the cold. Temperatures plunged into the teens and single digits in some spots, and the snow-dusted ...