#SSWs

With a sudden stratospheric warming (SSW) forecast for the Northern Hemisphere here's a look back at our paper on observed relationships between SSWs and European extremeshttps://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2019JD030
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(1/) The surface temperature anomaly response to the #SSW has been qualitatively close, for the hemisphere as a whole, to what we might expect from the averaged 0-30 day response
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Using the Feb 2018 "Beast from the East" SSW to illustrate the point that the zonal winds at 60°N do not generally reverse to easterlies much below 20-30 hPa. In
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The big question looms once again: Will there be a sudden stratospheric warming (SSW) this winter, and if yes, when? Anybody can participate in the SSW competition, I’ll explain how
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1/ This thread is about the 2020 winter and upcoming SSW through the analog perspective. First, we should see how we got here and compare with years since 1950. December
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