Polar lows and mesoscale cyclones represent a distinctive class of intense, short‐lived storm systems that frequently form in the cold maritime environments of the Nordic Seas. These phenomena, driven ...

MAINE (WGME) --It has been a frigid week, all due to the polar vortex. You may have heard our Weather Authority mention the polar vortex several times, especially this week. The polar vortex is a ...

Enjoy your balmy Monday, South Florida: The polar vortex snarling much of the U.S. in snow and ice is on its way — and it’s planning to chill here for a few days. The National Weather Service is ...

A polar vortex is sending Arctic air deep into the United States this week, bringing record-low temperatures to the Midwest and Northeast. From Chicago to New York, forecasters warn of subzero ...

It’s a pattern responsible for holding back the coldest temperatures on the planet. The lowest readings ever recorded in Canada and around the northern hemisphere occurred when this Arctic feature ...