A winter storm will deliver a punch of snow to millions in the Northeast after it dumps more white stuff on the snowy Midwest ...

This year’s Thanksgiving travel period is expected to be the busiest in 15 years, according to the Federal Aviation Administration. Follow here for live updates on travel and weather.

Cooper has worked for CNN since 2001.

(CNN) — High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...