It’s really, really cold again – as the US shivers through at least the eighth blast of air from the Arctic this winter. Here ...

Some places to the south are under a National Weather Service winter storm warning for 5 to 10 inches of snow Wednesday night ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...

An Arctic blast tied in part to the polar vortex is driving record frigid air south from the Northern Plains toward the Gulf ...

Extreme cold warnings were issued for an 11-state swath of the U.S. stretching from the Canadian border to Oklahoma and ...

The term "polar vortex" usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a ...

But at times some of the vortex can break off or move south, bringing unusually cold weather south and permitting warmer weather to creep up north.

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions ... This winter, with record snow in New Orleans and ...

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. As the Arctic continues ...