Ushering in the polar vortex is a winter storm, which was tracking from the Midwest toward the East Coast on Saturday. In ...

A lobe of the polar vortex, a ring of freezing air typically found near the North Pole, will once again move into the central ...

The U.S. is set to feel the impacts of an Arctic polar vortex next week, meteorologists have warned, with sub-zero ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

Large parts of the United States and Canada are in the grip of frigid winter weather, with a surge of polar air pushing ...

Miles above the Earth, two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere.

The North Carolina State Highway Patrol says it responded to nearly 1,200 collisions statewide on Wednesday. Virginia State ...

The term ''polar vortex'' usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...

As the polar vortex subsides in the Chicago area this week, it is up to Ryan Poles to take the Bears out of the deep freeze — ...

Roads in Virginia and North Carolina remained treacherous Thursday as unusually heavy snow led to hundreds of accidents, ...