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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
IdentifierQABCDSTQQW/468LTQH
Repositoryurlib.net/www/2022/01.24.14.13
Last Update2022:01.24.14.13.00 (UTC) administrator
Metadata Repositoryurlib.net/www/2022/01.24.14.13.01
Metadata Last Update2023:01.03.16.46.28 (UTC) administrator
DOI10.1029/2021JD035538
ISSN2169-8996
2169-897X
Citation KeyMitraGuhaBatiBuri:2022:ImSe20
TitleImpact of the September 2019 Minor Sudden Stratospheric Warming on the Low-Latitude Middle Atmospheric Planetary Wave Dynamics
Year2022
MonthJan.
Access Date2024, May 13
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size8070 KiB
2. Context
Author1 Mitra, G.
2 Guharay, A.
3 Batista, Paulo Prado
4 Buriti, R. A.
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JJ3H
ORCID1 0000-0001-8389-1475
2 0000-0003-1395-7322
3 0000-0002-5448-5803
Group1
2
3 DIHPA-CGCE-INPE-MCTI-GOV-BR
Affiliation1 Physical Research Laboratory, Ahmedabad, India
2 Physical Research Laboratory, Ahmedabad, India
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Universidade Federal de Campina Grande (UFCG)
Author e-Mail Address1 reachmitragourav@gmail.com
2
3 paulopradobatista@yahoo.com
JournalJournal of Geophysical Research: Atmospheres
Volume127
Number1
Pagese2021JD035538
History (UTC)2022-01-24 14:13:01 :: simone -> administrator ::
2022-01-24 14:13:01 :: administrator -> simone :: 2022
2022-01-24 14:13:34 :: simone -> administrator :: 2022
2023-01-03 16:46:28 :: administrator -> simone :: 2022
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
Keywordsmiddle atmospheric dynamics
planetary waves
sudden stratospheric warming
AbstractPlanetary wave (PW) associated dynamical variability in the equatorial and extratropical middle atmosphere during the September 2019 Southern hemisphere minor sudden stratospheric warming (SSW) is investigated utilizing meteor radar wind observations from São João do Cariri (7.4°S, 36.5°W) and Cachoeira Paulista (22.7°S, 45°W) and reanalysis data. Signature of the mesospheric warming in conjunction with the stratospheric cooling is found at low latitudes. The strong westerly wind at low latitudes decelerates notably near 65 km at the onset of the warming episode, although no wind reversal is observed. The wind spectra reveal a prevalent quasi-16-day wave (Q16DW) prior to the SSW and existence of a quasi-6-day wave (Q6DW) after the warming event. Possible existence of barotropic/baroclinic instability in the low and mid latitude middle atmosphere may be responsible for exciting the Q6DW. Both traveling and stationary waves exhibit notable activities during the warming event. Although involvement of both zonal wavenumbers 1 and 2 PWs are found in the event, PW with zonal wavenumber 1 seems to play a vital role in preconditioning the same. Furthermore, significant latitudinal mixing of airmass between the tropics and high latitudes is evident in the potential vorticity map. The Eliassen-Palm flux diagnosis shows the propagation of the Q6DW and Q16DW from mid to low latitudes during the warming event.
AreaCEA
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCE > Impact of the...
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4. Conditions of access and use
data URLhttp://mtc-m21d.sid.inpe.br/ibi/QABCDSTQQW/468LTQH
zipped data URLhttp://mtc-m21d.sid.inpe.br/zip/QABCDSTQQW/468LTQH
Languageen
Target Filemitra_2022.pdf
User Groupsimone
Visibilityshown
Archiving Policydenypublisher6 allowfinaldraft
Read Permissionallow from all
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/46KTFK8
Citing Item Listsid.inpe.br/bibdigital/2022/04.03.17.52 1
DisseminationWEBSCI
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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