A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

As the cold front moved southward Tuesday, it prompted a cold weather advisory for the Gulf Coast and pushed temperatures ...

A polar vortex is bringing arctic air into the country next week. Forecast maps show when freezing temperatures will sweep ...

A polar vortex is hitting most of the country in the next few days. What does it mean? How to protect yourself and pets ...

The National Weather Service forecast shows that two cold fronts are set to hit Florida at the beginning of this month.

The first bitterly cold front to reach Oklahoma this winter will bring overnight temperatures below 20 degrees.

A polar vortex cold snap is set to hit the southern U.S. in the first full week of January. How could that affect? Here's ...

The effects of the polar vortex are expected to reach Texas on Monday and bring freezing or below-freezing temperatures ...

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?

Cold air from the arctic sometimes dips southward across the American plains. What to know about the polar vortex.

The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region. This vortex ...

A blast of Arctic air is chilling the eastern United States as a polar vortex moves southward. Sub-zero temperatures gripped ...