What is Polar Vortex?
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs in both the stratosphere and troposphere at high latitudes, close to the poles. It is formed by the rotation of cold, dense air.
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A very cold high pressure that originates over the Arctic Ocean.
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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