The polar vortex is known for bringing chilly temperatures during winter. Will it affect Rochester this season?

Even with average global temperatures rising, deep freeze is still a very potent risk for Northern Hemisphere businesses.

The polar vortex is a counterclockwise spinning area near the top of the atmosphere and usually centered near the North Pole region. This fast spinning vortex is about 50,000 feet in the atmosphere.

Un weakening of the polar vortex is expected between December and January. This could cause waves of frost, ice and snow in ...

Like the Earth, the sun likely has swirling polar vortices, according to new research led by the U.S. National Science ...

The polar vortex is a great gyre of air that forms each winter and circulates above the North Pole, way up in the stratosphere. It is like a whirlpool which holds icy polar air within a wall of ...

The stratospheric one is stronger and is present each winter as cold, dense air sinks and spirals near the North Pole. The ...

The polar vortex is a gigantic circular upper-air weather pattern in the Arctic that envelops the North Pole. It's a normal, natural pattern that is stronger in the winter and tends to keep the ...

A polar vortex is a narrow band of freezing air which rotates in an anti-clockwise direction during the winters on the North Pole. It can expand or break when it encounters a temperature ...