Several days with temperatures of 10-20 degrees below the historical average could be dangerous to plants and ruin outdoor plans.

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

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 ...

The crew will observe Earth's polar regions 430 kilometers above the surface, allowing the Crew Dragon Resilience to travel ...

The polar vortex could bring a cold blast to millions across America in the second half of March, AccuWeather said in a media advisory sent to Rigzone recently. “AccuWeather long-range experts ...

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 ...

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 ...

Chain reaction behind the upcoming polar vortex Like falling dominoes, one change in the weather in a part of the world will have big ramifications thousands of miles away.