Arctic air poised to invade the U.S. after record warm November

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The fall of 2016 has been astoundingly warm across much of North America, but indications are that this is about to change in a big way.

So, consider yourself warned. 

November will go down in the record books as one of the weirdest such months on record, with North America’s climate stuck on “roast,” at least compared to average temperatures for this time of year, the Arctic setting records for unusual warmth and low sea ice coverage, and Siberia locked in snow and cold that is even frigid for, well, Siberia. 

It now appears that some of that cold, though not the heart of it, is poised to slosh eastward and then south, into Alaska, Canada and the U.S.  Read more…

More about Science, Global Warming, Weather, Jet Stream, and Polar Vortex