Powerful polar vortex in the stratosphere brings frigid temperatures to US
The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
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Polar vortex-driven Arctic blast envelops U.S., to bring historic snow to Gulf Coast
Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...
The science behind Connecticut’s arctic blast: Polar vortex and radiational cooling
An Arctic blast that began in the northern plains on Saturday spread bitter cold from the Rockies through the East Coast and ...
Polar vortex brings coldest air in 2 years to central Ohio
An Arctic blast arrived in central Ohio on Monday, bringing with it the coldest air that central Ohio has felt in more than ...
High pressure and polar air: The science behind our shivering cold snaps
The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...
Polar vortex to blast 30 states with life-threatening cold: 'Be prepared'
Most of the U.S. will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send ...
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Another polar vortex is headed to the Carolinas, with a major Arctic blast to follow
A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...
Winter storm and arctic blast ground flights at NYC airports, slow traffic, public transportation
An arctic air mass settled over New York City and much of the country Sunday evening, bringing a deep freeze and the chance ...