Northern hemisphere cold air outbreaks are more likely to be severe during weak polar vortex conditions
A weak stratospheric polar vortex in the Arctic leads to a disproportionally increased risk of severe cold air outbreaks over northern extratropical regions, compared to moderate outbreaks, suggest analyses of reanalysis data and climate model simulations.
Published in: | Communications Earth & Environment |
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Main Authors: | , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
Nature Portfolio
2021
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Subjects: | |
Online Access: | https://doi.org/10.1038/s43247-021-00215-6 https://doaj.org/article/2fcac0dba4b6433ab9b28ed6063cdecf |
Summary: | A weak stratospheric polar vortex in the Arctic leads to a disproportionally increased risk of severe cold air outbreaks over northern extratropical regions, compared to moderate outbreaks, suggest analyses of reanalysis data and climate model simulations. |
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