Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

Forecasters have told homeowners to brace for a new ice storm after predicting that the polar vortex would 'split' off and ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

With last week's freeze being the second time temperatures dipped below freezing this winter, many are wondering if this ...

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

The jet stream acts like a barrier, keeping the polar vortex in check. When the jet stream is strong, it flows in a straight, stable path because of large differences in air pressure between ...

“The jet stream goes from west to east, and a strong polar vortex is going to come in here and disrupt that,” said Franks. “So it’ll slow down the jet stream. And if it’s strong ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...

The polar vortex is like a giant ... allows more arctic air and stormy patterns to develop here in the U.S. A strong one keeps arctic outbreaks at bay. Unfortunately, it is something that cannot ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

These surges lead to outbreaks of extreme cold and winter storms. In relation to this, a strong and stable polar vortex means milder winters, but a weakened or displaced vortex produced ...