Experts have shared their insights on the 'complex' weather phenomenon amid fears it could leave vast swathes of the country ...

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

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

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

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

The upcoming midweek storm is one of several systems that promises to bring precipitation and eventually the month's coldest ...

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 ... In the Midwest, the wind chill could make it feel ...

Temperatures will reach below 10 degrees Fahrenheit (-12 C) in the Northern Plains and Upper Midwest ... will be due to a phenomenon called a polar vortex, an upper-level jet stream that typically ...

The most unusually cold air in the Northern Hemisphere will move into the Plains and Midwest this weekend as the polar vortex lobe zaps the country like a jellyfish tentacle. Temperatures may be ...

A particularly brutal pattern in 2021 led to wind chills near 60 below zero in the Upper Midwest and an ice storm along the Gulf Coast. There is even a polar vortex on our sun. So, when you hear ...

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