There is a sudden warming about to happen high up in the atmosphere. This warming will affect the Polar Vortex. The Polar Vortex is a fast-spinning circular motion usually located about 50,000 ...

A lobe of the polar vortex, a ring of freezing air typically found near the North Pole, will once again move into the central and eastern states this week, bringing some of the coldest air of the ...

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.

Winter isn't over just yet. A major shift in the weather pattern could have millions across the United States once again reaching for their winter coats later this month before milder springlike ...

Prepare for a return of frigid weather in March—and April. Prepare for a return of frigid weather in March—and April.AFP—Getty Images Editor at Large You could be forgiven for not noticing ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...