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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/44KEAKS
Repositorysid.inpe.br/mtc-m21c/2021/05.03.14.10   (restricted access)
Last Update2021:05.03.14.13.34 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2021/05.03.14.10.34
Metadata Last Update2022:04.03.22.28.35 (UTC) administrator
DOI10.1007/s00024-021-02673-7
ISSN0033-4553
Citation KeyCeronKaAnCaCaAl:2021:ChENFe
TitleRainfall Variability in Southwestern Colombia: Changes in ENSO-Related Features
Year2021
MonthFeb.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size4765 KiB
2. Context
Author1 Ceron, Wilmar L.
2 Kayano, Mary Toshie
3 Andreoli, Rita V.
4 Canchala, Teresita
5 Carvajal-Escobar, Yesid
6 Alfonso-Morales, Wilfredo
Resume Identifier1
2 8JMKD3MGP5W/3C9JHST
ORCID1 0000-0003-1901-9572
2 0000-0002-2516-295X
3 0000-0001-5531-0733
4 0000-0002-5208-5515
5 0000-0002-2014-4226
6 0000-0002-3091-6082
Group1
2 DIMNT-CGCT-INPE-MCTI-GOV-BR
Affiliation1 Universidad del Valle
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Universidade do Estado do Amazonas (UEA)
4 Universidad del Valle
5 Universidad del Valle
6 Universidad del Valle
Author e-Mail Address1 wilmar.ceron@correounivalle.edu.co
2 mary.kayano@inpe.br
JournalPure and Applied Geophysics
Volume178
Pages1087-1103
Secondary MarkA2_GEOCIÊNCIAS A2_CIÊNCIAS_AGRÁRIAS_I B1_BIODIVERSIDADE B2_CIÊNCIAS_BIOLÓGICAS_I B3_ASTRONOMIA_/_FÍSICA
History (UTC)2021-05-03 14:10:34 :: simone -> administrator ::
2021-05-03 14:10:35 :: administrator -> simone :: 2021
2021-05-03 14:13:35 :: simone -> administrator :: 2021
2022-04-03 22:28:35 :: administrator -> simone :: 2021
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsRainfall
El Nino– Southern Oscillation
correlation analysis
Southwestern Colombia
AbstractThe El Nino-Southern Oscillation (ENSO) is the main phenomenon causing interannual rainfall variability in many parts of the globe. Its influence on Southwestern Colombia rainfall was examined using observational and reanalysis data during the 1983-2016 period. In order to focus on the interannual timescale, the data were filtered at the 3-6-year scale. The relations between variables were analyzed with total and partial correlations. The total correlations show consistent relationships between the sea surface temperature (SST) anomalies in the tropical Pacific and the rainfall variations in Colombia such that the rainfall in the Andean Region (AR) relates to the SST anomalies in the central Pacific, and the rainfall in the Pacific Region (PR), or Pacific western plains, relates to the SST anomalies in the eastern Pacific. Partial correlations, excluding the Oceanic Nino Index (ONI) influence, show that AR rainfall is partly modulated by a west-east SST gradient between the eastern tropical Pacific and the tropical North Atlantic (TNA). The partial correlation analyses indicate that the rainfall in the PR is modulated by the SST anomalies in the eastern Pacific; for example, an anomalous SST pattern with simultaneous warming north of 10 degrees S and cooling south of 10 degrees S relates to positive rainfall anomalies in the PR. This SST anomaly dipole in the eastern Pacific is associated with an asymmetric anomalous low-level wind pattern about 5 degrees S, with southeasterlies to the south and southwesterlies to the equator which contribute to increase moisture transport into most of the western plains of Colombia and Ecuador and in part of the western Andes mountain range. Conversely, an opposite-sign SST anomaly pattern in the eastern Pacific and reversed anomaly wind pattern relate to negative rainfall anomalies in the PR. These results establish the foundation for rainfall differential modeling in Southwestern Colombia based on the Pacific SST variations.
AreaMET
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCT > Rainfall Variability in...
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4. Conditions of access and use
Languageen
Target FileCerón2021_Article_RainfallVariabilityInSouthwest.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policydenypublisher denyfinaldraft12
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/46KUATE
Citing Item Listsid.inpe.br/bibdigital/2022/04.03.22.23 1
sid.inpe.br/mtc-m21/2012/07.13.14.56.22 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2017/11.22.19.04
6. Notes
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