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.
| Main Authors: | , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Nature Portfolio
2021-07-01
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| Series: | Communications Earth & Environment |
| Online Access: | https://doi.org/10.1038/s43247-021-00215-6 |