Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.
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Colder temperatures today as cold front moves through area
A cooler day is expected as clouds continue to hang over the region. A polar jet stream from the north has dropped into the ...
Reuters24d
Astronomers detect ferocious jet-stream winds on alien planet
WASHINGTON, Jan 21 (Reuters) - In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds ... degrees Celsius), with its polar regions less hot than the rest.
Honolulu Star-Advertiser28d
Polar vortex to bring freezing temperatures across U.S.
The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet stream that typically circulates around both the North and South Poles, but can push ...
Reuters28d
Polar vortex set to envelop much of US in freezing temperatures
The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet stream that typically circulates around both the North and South Poles, but can push ...
UK snow: Forecasters warn of 'polar vortex split' as maps show when 27cm will hit
Brits could face several inches of snow in the coming days according to shocking new weather maps, with forecasters also ...
AOL25d
Polar vortex set to freeze the U.S. as far as the Deep South
Maps show what to expect as the cold front arrives. The polar vortex is a large area ... During the winter months and when the jet stream allows, this cold air can drop farther down into lower ...