Deep Freeze: Was the Polar Vortex Really the Cause?

One of several semi-permanent weather systems over the Earth, the polar vortex is an area of low pressure in the upper atmosphere, primarily in the stratosphere, the layer of the atmosphere above which most of our sensible weather occurs (known as the  The polar vortex is on its way out. In addition to generating frigid … Read more

Polar Vortex, Arctic Air to Leave US Soon

The gigantic mass of swirling dense air known as a "polar vortex" has traveled from the Arctic, and is to blame for the subfreezing temperatures throughout the country. Forecasters said some 187 million people could feel the effects of the "polar The gigantic mass of swirling dense air known as a "polar vortex" has traveled … Read more

Frigid air from the North Pole: What's this polar vortex?

How Arctic winds are making your winter miserable. A bitter Arctic blast spanning the central and eastern US has propelled the phrase "polar vortex" from the pages of dense scientific papers to headline status as frigid temperatures and strong winds close schools and businesses and prompt forecasters Move over, haboob. See you next summer, heat … Read more

Frigid air from the North Pole: What's this polar vortex?

Polar vortex, Political Cartoons, Comics, Editorial Commentary on the latest news, politics, cartoon memes and events around the world. As of Monday afternoon, the Midwest was battling uncommonly frigid weather that threatened to break some all-time-low temperature records. January is typically cold, but not this cold, with several Midwestern cities such as Chicago gripped by … Read more

What is a 'polar vortex' and why is it so dangerous?

A spiraling pool of cold, dense, arctic air called a "polar vortex" began its frigid sweep of the U.S. today. "It's just a dangerous cold," said National Weather Service meteorologist Butch Dye this morning. The arctic chill is  As the coldest air in 20 years surges into major population centers in United States, many are … Read more

'Polar vortex' puts Midwest in deep freeze; heads to DC

In the grip of what meteorologists called a polar vortex, Minneapolis schools closed for the first time in 17 years. Class was also canceled in Chicago, which for the day took on the nickname “Chi-beria.” Advertise | AdChoices. The bitter air is set to The polar vortex, the cause of the cold snap, is a … Read more