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A possible influence of equatorial winds on the September 2002 Southern Hemisphere sudden warming event

Abstract:

The stratospheric sudden warming in the Southern Hemisphere (SH) in September 2002 was unexpected for two reasons. First, planetary wave activity in the Southern Hemisphere is very weak, and midwinter warmings have never been observed, at least not since observations of the upper stratosphere became regularly available. Second, the warming occurred in a west phase of the quasi-biennial oscillation (QBO) in the lower stratosphere. This is unexpected because warmings are usually considered to b...

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Publication status:
Published

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Publisher copy:
10.1175/JAS-3339.1

Authors


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Institution:
University of Oxford
Division:
MPLS
Department:
Physics
Sub department:
Atmos Ocean & Planet Physics
Role:
Author
Journal:
JOURNAL OF THE ATMOSPHERIC SCIENCES More from this journal
Volume:
62
Issue:
3
Pages:
651-667
Publication date:
2005-03-01
DOI:
EISSN:
1520-0469
ISSN:
0022-4928
Language:
English
Pubs id:
pubs:324937
UUID:
uuid:689d2756-0119-45f3-b82e-dbe1cddb1d16
Local pid:
pubs:324937
Source identifiers:
324937
Deposit date:
2012-12-19

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