Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex ...

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

A massive winter storm headed towards the northeast United States on Sunday after sweeping across much of the country, ...

A major winter storm brought hazardous conditions to a wide swath of the United States on Sunday, from Texas to New England, ...