A polar vortex is currently hitting the United States ... According to the Windy weather map, temperatures are currently ...

Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of ... chills as cold as ...

So what is a polar vortex collapse and why does it affect weather so dramatically? Advertisement Advertisement As the National Weather Service explains, the polar vortex is an area of low pressure ...

Data from a polar vortex splitting during 2002’s Southern Hemisphere sudden warming event helps expand models to accommodate ...

It might be loading or has been removed. This weather pattern is related to the part of the polar vortex residing in the troposphere, which is the lowest layer of the atmosphere in which most ...

The icy blasts threatening to sweep across North America, Europe and Asia starting in late January are from the same weather pattern that triggered the 2014 cold snap known as the polar vortex ...