Spring may have technically sprung in the Northern Hemisphere, but the lingering impact of the collapsing polar vortex could ...

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the surface. The term vortex is used to ...

Here is what you need to know. The polar vortex is a large area of low pressure, cold air around the Earth's poles that blows westward during the winter and eastward during the summer. A polar ...

The first occurred around mid-February and coincided with a strong cold-air release across much of the central and eastern United States. Forecasters are warning this vortex is looking ...

Last autumn, AccuWeather highlighted the transition from winter to spring as the period when the polar vortex could pay a visit to the U.S. With plenty of cold air in place, the colder pattern ...

When the Polar Vortex is disrupted and its circulation weakens, the cold air attached to the Polar Vortex can go on the move. A “Sudden Stratospheric Warming” or SSW is about to occur ...

Millions of Americans were hit with blustery blizzards last month when a polar vortex collapse ushered in below freezing temperatures across much of North America ...

While many are surely glad to bid farewell to Old Man Winter, a string of disruptions to the polar vortex means that the Northeast may see some shots of cold air in the weeks ahead.

changes in the weather can cause the vortex to wobble and even separate into pieces, which results in waves of frigid Arctic air being ushered southward across North America, Europe and Asia.