Arctic air has brought chilling temperatures as low as 12 degrees in New York City on Monday night but are we in a polar ...

Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout the Milwaukee area closed as the area braced for the dangerous freezing ...

The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...

According to the NWS, the Arctic polar vortex is a powerful band of west-to-east winds that develops in the stratosphere, ...

A blast of arctic air from Canada has brought the season's coldest weather ... here to see them. Polar vortex and jet stream are both extending southward into the US The National Oceanic and ...

New York’s being hit by an arctic polar vortex, making temperatures drop hard overnight after a snow storm hit on Sunday.

A polar vortex is forecasted to blanket most of the continental ... arctic blast that will bring snow and freezing ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar vortex invades the nation ... blasted with heavy snow on Sunday. The National ...

The polar vortex always exists near the poles, however, it weakens during summer and strengthens during winter, says the U.S. National Weather Service,. The U.S. National Weather Service says that ...

But is Wisconsin in a polar ... weather into the U.S. The worst of the cold temperatures occurred this morning, according to J.J. Wood, meteorologist with the Milwaukee/Sullivan National Weather ...