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Polar vortex split signals cold ahead:Forecasters say stormy winter likely to settle in

Jan 17, 2019 - The Boston Globe

The swirling winds tens of thousands of feet high in the sky above the Arctic — the dreaded polar vortex — broke apart into three parts to ring in 2019. Now the eastern half of the United States is about to feel the consequences.

Weather models project the onset of a severe and punishing winter weather pattern in just over 10 days, with extreme cold and heightened storminess. In fact, the transition to this harsh winter pattern has likely already begun.

Before and during the vort...