The U.S. is set to feel the impacts of an Arctic polar vortex next week, meteorologists have warned, with sub-zero ...

Forecasters have warned that two 'multi-hazard' events are set to strike eastern parts of the US this week, leading to heavy ...

Threat level: The Arctic air is likely to send temperatures plunging to at least 30 degrees below average for mid-February ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

One thing is sure, the phrase "polar vortex" has captured public attention and is now often misused to describe short-term bouts of frigid weather, experts told USA TODAY. Polar vortex is not a ...

A big reason is we have another lobe of the Polar Vortex that is going to shift south into far southern Canada. This lobe of ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

The polar vortex has split and will drift into the Hudson Bay through next week with sustainable cold weather returning to ...

The polar vortex hasn’t just been discovered; it has been around for as long as Earth has had an atmosphere. It’s a cold, swirling whirlpool of low pressure surrounding both o ...

The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

As we continue to warm moving into February, it appears latest trends suggest a classic "what goes up, must come down" type ...