Polar vortex wobbled ‘like a top’ in December

Posted: January 12, 2024 by oldbrew in atmosphere, Clouds, Temperature
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The Polar Vortex Wobbled in December

Unusual but not unheard of.
– – –
‘Since the December outbreak of PSCs [polar stratospheric clouds], which ended around Christmas, the polar stratosphere has warmed more than 30 degrees Celsius.’

Comments
  1. oldbrew says:
    January 12, 2024 at 9:19 am

    Polar weather moving south (temps in °F).

    Caption: Monday morning wind chill temperatures across Iowa.

    Brutal Arctic blast to drop temperatures to minus 30s as the coldest air of winter spreads across the US
    Published Thu January 11, 2024

    https://edition.cnn.com/2024/01/11/weather/arctic-air-blast-cold-temperatures-climate/index.html

  2. Peter Norman says:
    January 12, 2024 at 10:16 am

    and more polar vortex mysteries unfold this month

    https://stratobserve.com/misc_vort3d

    Move forward to January 16 forecast and see the vortex split in two.
    Great graphics by Zachary Lawrence.

  3. Curious George says:
    January 12, 2024 at 7:02 pm

    There are weather voyeurs among us.

  4. Peter Norman says:
    January 13, 2024 at 1:05 pm

    Curiously, George, the polar vortex does not feature much in weather prognostication
    Welcome to the Polar Vortex Blog! NOAA Climate.gov
    https://www.climate.gov/news-features/blogs/polar-vortex/welcome-polar-vortex-blog
    Weather models are however stuffed full of Navier-Stokes equations even though the theory of turbulence $1m prize is still on offer from Clay Mathematics Institute.
    Order from chaos: Vortex studies are first proof of decades-old theory ScienceDaily
    https://www.sciencedaily.com/releases/2019/06/190627143950.htm
    And they say climate science is settled!

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