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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/42K64QP
Repositorysid.inpe.br/mtc-m21c/2020/06.03.13.38   (restricted access)
Last Update2020:06.03.13.38.34 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2020/06.03.13.38.34
Metadata Last Update2022:01.04.01.35.11 (UTC) administrator
DOI10.1002/met.1799
ISSN1350-4827
Citation KeyOliveiraOyam:2020:ObFe
TitleSquall-line initiation over the northern coast of Brazil in March: observational features
Year2020
MonthJan.
Access Date2025, Dec. 07
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size33632 KiB
2. Context
Author1 Oliveira, Fernando Pereira de
2 Oyama, M. D.
ORCID1 0000-0003-0126-0261
Group1 CGCPT-CGCPT-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto de Aeronáutica e Espaço (IAE)
Author e-Mail Address1 oliveira.fp08@gmail.com
JournalMeteorological Applications
Volume27
Number1
Pagese1799
Secondary MarkB1_INTERDISCIPLINAR B1_GEOCIÊNCIAS B1_CIÊNCIAS_AGRÁRIAS_I B2_MATEMÁTICA_/_PROBABILIDADE_E_ESTATÍSTICA B2_CIÊNCIAS_AMBIENTAIS B3_ASTRONOMIA_/_FÍSICA
Host Collectionurlib.net/www/2017/11.22.19.04 upn:3Q3U5H8
History (UTC)2020-06-03 13:38:34 :: simone -> administrator ::
2020-06-03 13:38:35 :: administrator -> simone :: 2020
2020-06-03 13:38:52 :: simone -> administrator :: 2020
2022-01-04 01:35:11 :: administrator -> simone :: 2020
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordscoastal convection
deep convection
mesoscale
squall line
AbstractThe daily cycle of atmospheric conditions related to squall-line (SL) initiation over the northern coast of Brazil (NCB) was obtained for a specific month (March) over the course of a decade (2004-2013). March falls during the NCB's rainy season. A comparison of atmospheric conditions between two categories, the most intense SL events (SLC+) and the weakest coastal convection events (CC-), was carried out. For both categories, the daily cycle of convective cluster properties (i.e. number and area) over the NCB showed that the transition from shallow to deep convection occurred from 1200 to 1500 UTC, and the development of multicell storms occurred from 1500 to 1800 UTC. From 1800 to 2100 UTC for the SLC+ events, the number of clusters decreased sharply, and the area slightly expanded, which indicated upscaling via merging; for the CC- events, merging was a secondary mechanism, and the clusters did not experience upscaling. Atmospheric conditions were computed from the ERA-Interim reanalysis data. By focusing on the significant differences between the categories, it was found that SL initiation was related to a higher moisture content at approximately 700hPa for all analysis times (0600, 1200, 1800 and 0000 UTC) and to a stronger low-level moisture convergence from 0600 to 1800 UTC, mid-level upward motion from 1200 to 0000 UTC, low-level convergence at 1200 UTC, and upper-level divergence from 1800 to 0000 UTC.
AreaMET
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > CGCPT > Squall-line initiation over...
doc Directory Contentaccess
source Directory Contentthere are no files
agreement Directory Content
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4. Conditions of access and use
Languageen
Target Fileoliveira_squall.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Archiving Policydenypublisher denyfinaldraft
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3EUPEJL
Citing Item Listsid.inpe.br/bibdigital/2013/10.06.18.03 - 45
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
6. Notes
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