Fascinating animation showing the #polarvortex slamming the USA

From NASA Goddard: Desperately cold weather is now gripping the Midwest and Northern Plains of the United States, as well as interior Canada. The culprit is a familiar one: the polar vortex. A large area of low pressure and extremely cold air usually swirls over the Arctic, with strong counter-clockwise winds that trap the cold…

from Climate Change Skeptic Blogs via hj on Inoreader http://bit.ly/2G0rvXw