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Sudden Stratospheric Warming (SSW) '21-'22


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On 10/11/2021 at 3:42 PM, Chris said:

Here's an article previously posted by Geos on SSW's and how they can bail out a snowless winter in the PNW lowlands, even in an El Nino.  Some of the classic PNW winters were started by an SSW.

 

https://www.severe-weather.eu/global-weather/early-stratospheric-warming-polar-vortex-forecast-cold-season-fa/

That graphic showing the evolution of the SSW last winter is pretty amazing.

Death To Warm Anomalies!

 

Winter 2021-22 stats

 

Total Snowfall = 0.0"

Day with 1" or more snow depth = 0

Total Hail = 0.0"

Coldest Low = 29

Lows 32 or below = 7

Highs 32 or below = 0

Lows 20 or below = 0

Highs 40 or below = 0

 

 

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  • 3 weeks later...
1 hour ago, Chris said:

No SSW on the horizon.

Not yet!

I’m starting to become interested in the period around the Holidays. But still many ways that could fail.

 

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  • 4 weeks later...

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