Powerful winter storms which led to deaths and power outages in the UK and Ireland were made more likely by an intense ...

The polar vortex is an area of low pressure and cold air that encircles both the Earth’s polar regions ... a swimming pool by creating a whirlpool to cluster dirt in the center. If a vortex is strong, ...

Advertisement Advertisement 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 ...

The National Oceanic and Atmospheric Administration (NOAA) explains that a polar vortex a large area of low pressure and cold air surrounding both of the Earth's poles. The vortex describes the ...

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 polar vortex is a circulation of fast-moving winds that are high up in the stratosphere around 30 miles above the Earth. The winds regularly exceed 155 miles per hour, which is faster than winds ...