An intense blast of arctic air blanketed the Mid-Atlantic and the Northeast with frigid temperatures, and a rare winter storm ...

More than 500 flights were delayed or canceled at Denver International Airport on Monday as a polar vortex continued to freeze Colorado. There were 529 delayed and 28 canceled flights as of 4:15 p.m., ...

A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, about 10 to 30 miles above the North Pole, during the winter season. It is ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

By the time March, April, and May come along, even the most ardent snow-lovers can suffer from winter weather fatigue. After ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as tens of millions of residents along the East Coast contend ...

The state's Governor Phil Murphy made the announcement Saturday night ahead of an Arctic Blast which is set to barrel in on ...

An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Just as snowflakes began falling in the Allentown area around 10:30 a.m. Sunday, the local National Weather Service office reaffirmed its forecast for the Lehigh Valley to see its biggest snowfall of ...

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