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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br (namespace prefix: upn:3Q3U5H8)
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/428MK4E
Repositorysid.inpe.br/mtc-m21c/2020/03.31.10.41
Last Update2020:03.31.10.41.48 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2020/03.31.10.41.48
Metadata Last Update2022:01.04.01.35.03 (UTC) administrator
DOI10.3390/atmos11020174
ISSN2073-4433
Citation KeyLoaizaCerónAnKaSoJoCa:2020:InAtMu
TitleThe influence of the Atlantic multidecadal oscillation on the choco low-level jet and precipitation in Colombia
Year2020
Monthfeb.
Access Date2025, Dec. 09
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size11158 KiB
2. Context
Author1 Loaiza Cerón, Wilmar
2 Andreoli, Rita Valéria
3 Kayano, Mary Toshie
4 Souza, Rodrigo Augusto Ferreira de
5 Jones, Charles
6 Carvalho, Leila M. V.
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JHST
ORCID1 0000-0003-1901-9572
2
3 0000-0002-2516-295X
4
5 0000-0003-4808-6977
6 0000-0002-8662-1953
Group1
2
3 DIDMD-CGCPT-INPE-MCTIC-GOV-BR
Affiliation1 Universidad del Valle
2 Universidade do Estado do Amazonas (UEA)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Universidade do Estado do Amazonas (UEA)
5 University of California
6 University of California
Author e-Mail Address1 wilmar.ceron@correounivalle.edu.co
2
3 mary.kayano@inpe.br
4 rasouza@uea.edu.br
5
6 leila@eri.ucsb.edu
JournalAtmosphere
Volume11
Number2
Pagese174
Secondary MarkB3_ENGENHARIAS_III B3_ENGENHARIAS_I B3_CIÊNCIAS_AMBIENTAIS B4_ENGENHARIAS_II B5_GEOCIÊNCIAS
Host Collectionurlib.net/www/2017/11.22.19.04 upn:3Q3U5H8
History (UTC)2020-03-31 10:41:48 :: simone -> administrator ::
2020-03-31 10:41:49 :: administrator -> simone :: 2020
2020-03-31 10:42:39 :: simone -> administrator :: 2020
2022-01-04 01:35:03 :: administrator -> simone :: 2020
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsChoco Low-Level Jet
Caribbean Low-Level Jet
Atlantic Multidecadal Oscillation
Pacific Decadal Oscillation
low-frequency variability
Northwestern South America climate
moisture transport
precipitation
AbstractThis study examines the influence of the Atlantic Multidecadal Oscillation (AMO) on the Choco Low-level Jet (CJ) variations during the 1983-2016 period. Considering the September-November (SON) 925 hPa zonal wind index in the CJ core, a significant breakpoint occurs in 1997 with larger values after 1997. The changes in the CJ and Caribbean Low-Level Jet (CLLJ), and their related ocean-atmospheric patterns and impacts on precipitation over Colombia were analyzed considering separately the 1983-1996 and 1998-2016 periods, which overlap the cold and warm AMO phases, respectively. During the 1998-2016 period, the negative sea surface temperature (SST) anomalies in the tropical Pacific Ocean and the positive ones in the Caribbean Sea and Tropical North Atlantic (TNA) strengthen the CJ and weaken the CLLJ, and moisture is transported into Central and Western Colombia increasing the rainfall there. Our results indicate that part of the CJ strengthening after 1997 was due to a higher percentage of intense CJ events coinciding with La Nina events during the warm AMO and cold Pacific Decadal Oscillation (PDO) background. However, the AMO-related SST and sea level pressure (SLP) variations in the TNA seem to be more crucial in modulating the CJ and CLLJ intensities, such that CJ is weakened (intensified) and CLLJ is intensified (weakened) before (after) 1997. As far as we know, the relations of the CJ and CLLJ intensities to the AMO phases were not examined before and might be useful for modeling studies.
AreaMET
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDMD > The influence of...
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4. Conditions of access and use
data URIupn:3Q3U5H8:8JMKD3MGP3W34R/428MK4E
data URLhttp://urlib.net/ibi/8JMKD3MGP3W34R/428MK4E
zipped data URLhttp://urlib.net/zip/8JMKD3MGP3W34R/428MK4E
Languageen
Target Fileceron_influence.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policyallowpublisher allowfinaldraft
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/43SKC35
Citing Item Listsid.inpe.br/bibdigital/2021/01.01.17.20 - 24
sid.inpe.br/mtc-m21/2012/07.13.14.56.22 - 10
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
6. Notes
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