Some southern states are bracing for their biggest winter storm in several years as snow falls from the Rockies to the East ...

We’re experiencing an Arctic blast. This Arctic air is a large mass of cold air aloft, typically found over the poles, where it spins in place. Usually, it stays up there due to a strong jet stream in ...

The bitter cold, snowy forecast for this week has many North Texas residents on edge and preparing roads, homes and vehicles.

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit that is expected to provoke teeth-chattering but not be record-shattering.

"While road conditions have worsened in many areas as result of the low temperatures, ice and fog While more delivery routes ...

As cold air and arctic wind continue to grip New Jersey, we are eyeing a chance for *some* snow and travel impacts this ...

As an Arctic blast nears the East Coast, experts cautioned that even as winters become milder and shorter, risk factors ...

A ferocious wildfire in a Los Angeles suburb devoured buildings and sparked panicked evacuations Tuesday, as hurricane-force ...

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

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

Millions in the U.S. were hit by a major winter storm that created dangerous conditions from the Central Plains to the East Coast.