Science and semantics of The #PolarVortex

Merriam-Webster
Image: Randy Russell, UCAR
From Waugh, Sobel and Polvani, Bulletin of the American Meteorological Society 2017

The stratospheric polar vortex

Stratospheric polar vortex [Images: NOAA Climate Prediction Center]

The tropospheric circumpolar vortex

Tropospheric circumpolar vortex [Images: University of Washington, Department of Atmospheric Science]

A tropopause polar vortex

Tropopause polar vortex [Images: Tomer Burg, University at Albany, SUNY]

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Weather-obsessed wx geek & proud to be! Sr. meteorologist @weatherchannel. Double IPA. Quadruple espresso. Loud Music♫. @JayhawkRdrnnr.

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Stu Ostro

Stu Ostro

Weather-obsessed wx geek & proud to be! Sr. meteorologist @weatherchannel. Double IPA. Quadruple espresso. Loud Music♫. @JayhawkRdrnnr.

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