Iowa weather: Cooling down after record warmth Monday, with some snowflakes in the air ...

Record warm winter-to-date continues across most of the West; already abysmal mountain snowpack dips to record low levels in ...

You've probably come across the words polar vortex a few times already during this winter season. Maybe you're familiar with what it truly means, or maybe not. We're here today talking about exactly w ...

After a major winter storm swept across the country in late January, a prolonged surge of Arctic air tightened its grip on ...

It’s that time of the year! An extensive and prolonged Arctic outbreak is on the way to impact much of the United States. From the Rockies through the Northeast and Southeast, temperatures will plunge ...

The displacement of the polar vortex over the eastern half of the U.S. will usher in days of arctic cold through the end of January. The core of the polar vortex, which contains some of the coldest ...

A forecast map reveals which states can expect to see "persistent cold" in the weeks ahead, after experts said the polar vortex would unleash waves of icy air across parts of the U.S. through January.