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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/47KS6RP
Repositorysid.inpe.br/mtc-m21d/2022/09.16.12.26
Last Update2022:09.16.12.26.50 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2022/09.16.12.26.50
Metadata Last Update2023:01.03.22.43.34 (UTC) simone
DOI10.3390/atmos13081167
ISSN2073-4433
Citation KeyPinheiroAmbrHodgGan:2022:UnElNi
TitleUnderstanding the El Niño Southern Oscillation Effect on Cut-Off Lows as Simulated in Forced SST and Fully Coupled Experiments
Year2022
MonthAug.
Access Date2024, May 20
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size1778 KiB
2. Context
Author1 Pinheiro, Henri R.
2 Ambrizzi, Tercio
3 Hodges, Kevin I.
4 Gan, Manoel Alonso
Resume Identifier1
2
3
4 8JMKD3MGP5W/3C9JHNM
Group1
2
3
4 DIPTC-CGCT-INPE-MCTI-GOV-BR
Affiliation1 Universidade de São Paulo (USP)
2 Universidade de São Paulo (USP)
3 The University of Reading
4 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 henri.pinheiro@usp.br
2 tercio.ambrizzi@iag.usp.br
3 k.i.hodges@reading.ac.uk
4 manoel.gan@inpe.br
JournalAtmosphere
Volume13
Number8
Pagese1167
Secondary MarkB3_ENGENHARIAS_III B3_ENGENHARIAS_I B3_CIÊNCIAS_AMBIENTAIS B4_ENGENHARIAS_II B5_GEOCIÊNCIAS
History (UTC)2022-09-16 12:26:50 :: simone -> administrator ::
2022-09-16 12:26:51 :: administrator -> simone :: 2022
2022-09-16 12:27:30 :: simone -> administrator :: 2022
2023-01-03 16:46:15 :: administrator -> simone :: 2022
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsAMIP6
climate models
CMIP6
cut-off low
ENSO
sea surface temperature
AbstractIn this study, we show that changes in the 250 hPa vorticity cut-off low (COL) activity may possibly be driven by sea surface temperature (SST) variations in the tropical Pacific. Using ERA5 reanalysis, the existence of different large-scale circulation patterns is identified that work to enhance the COL activity with a weakened jet stream, while COLs are suppressed with strengthened westerlies. The present-day simulations of AMIP-CMIP6 models reproduce realistic features of the El Niño Southern Oscillation (ENSO)COL teleconnection, but biases exist, especially in coupled models. The differences are a priori due to the inability of the models to accurately predict the time-mean zonal flow, which may be in part due to systematic biases in the predicted SST. The underestimation of warm SST anomalies over the eastern Pacific is a common problem in CMIP3 and CMIP5 models and remains a major uncertainty in CMIP6. We find that a reduced bias in the predicted SST by coupled models is most likely to produce more skillful simulations in the Southern Hemisphere, but the same evidence does not hold for the Northern Hemisphere. The study suggests the potential for seasonal prediction of COLs and the benefits that would result using accurate initialization and consistent model coupling.
AreaMET
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCT > Understanding the El...
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4. Conditions of access and use
data URLhttp://mtc-m21d.sid.inpe.br/ibi/8JMKD3MGP3W34T/47KS6RP
zipped data URLhttp://mtc-m21d.sid.inpe.br/zip/8JMKD3MGP3W34T/47KS6RP
Languageen
Target Fileatmosphere-13-01167.pdf
User Groupself-uploading-INPE-MCTI-GOV-BR
simone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policyallowpublisher allowfinaldraft
Update Permissionnot transferred
5. Allied materials
LinkingTrabalho não Vinculado à Tese/Dissertação
Next Higher Units8JMKD3MGPCW/46KUATE
Citing Item Listsid.inpe.br/bibdigital/2022/04.03.22.23 3
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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