Scientific models are continually being refined to better predict the behavior of the polar vortex in a warming world.

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe. A major ...

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

When the polar vortex begins to wobble and allows arctic ... and steadier temperature trend after April 20. The ECMWF model runs have highs in the upper 60s around Chicago, while the American ...

Researchers from the University of Leeds have found there was an extremely strong stratospheric polar vortex (SPV) – a large spinning mass of cold air in the stratosphere around 15 miles above ...

"By 2017, most of the hexagon's interior was covered in yellowish haze, and only the center of the polar vortex retained the blue color." Mashable Light Speed Want more out-of-this world tech ...

Researchers note that February was also characterised by an extremely strong stratospheric polar vortex - a large spinning mass of cold air in the stratosphere around 15 miles above the Arctic ...

An April cold snap is expected to bring unusually cold temperatures to the eastern half of the US next week. The cold snap could impact new spring vegetation and lead to frost in some areas.

Don't put away those winter coats just yet. An April cold snap is forecast for much of the eastern half of the U.S. early next week, forecasters said, with freezes likely across portions of the ...

"The large polar vortex disruption from the second week of March is playing a key role in next week’s eastern US cold snap," meteorologist Judah Cohen of Atmospheric and Environmental Research told ...