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

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

NEW ORLEANS (AP) — The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another ...

The week began with a biting cold snap that hammered much of the U.S., the product of a jet stream that slips out of its ...

Some experts say the Frigid air that normally stays trapped in the Arctic escaping is happening more frequently because of a ...

Then, catastrophe in California, with wind-whipped flames ... That means more energy bouncing off and warping or moving the polar vortex, scientists say. And climate change is also messing with ...

The polar vortex is a long-established weather term ... To the west of that plunge, in California, it's hot and dry. But to the east and just above the dip, it's a taste of the North Pole.

A huge swathe of the US has been hit with ice, snow and wind as the polar vortex that dipped south over the weekend kept much ...

Southern California had two decades of drought that ... snow and wind as the polar vortex that dipped south over the weekend kept much of the country in its frigid grip, making many roads ...