Vortex preconditioning of the 2021 sudden stratospheric warming: barotropic–baroclinic instability associated with the double westerly jets

<p>This study explores the abrupt split of the polar vortex in the upper stratosphere prior to a recent sudden stratospheric warming event on 5 January 2021 (SSW21) and the mechanisms of vortex preconditioning by using the Modern-Era Retrospective Analysis for Research and Applications version...

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Bibliographic Details
Main Authors: J.-H. Yoo, H.-Y. Chun, M.-J. Kang
Format: Article
Language:English
Published: Copernicus Publications 2023-10-01
Series:Atmospheric Chemistry and Physics
Online Access:https://acp.copernicus.org/articles/23/10869/2023/acp-23-10869-2023.pdf