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dc.contributor.author
Liebmann, Brant
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Kiladis, George N.
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Allured, Dave
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Vera, Carolina Susana
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Jones, Charles
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Carvalho, Leila M. V.
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Bladé, Ileana
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Gonzalez, Paula Leticia Manuela
dc.date.available
2017-06-02T17:46:32Z
dc.date.issued
2011-01
dc.identifier.citation
Liebmann, Brant; Kiladis, George N.; Allured, Dave; Vera, Carolina Susana; Jones, Charles; et al.; Mechanisms associated with large daily rainfall events in Northeast Brazil; American Meteorological Society; Journal Of Climate; 24; 1-2011; 376-396
dc.identifier.issn
0894-8755
dc.identifier.uri
http://hdl.handle.net/11336/17376
dc.description.abstract
The mechanisms resulting in large daily rainfall events in Northeast Brazil are analyzed using data filtering to exclude periods longer than 30 days. Composites of circulation fields that include all independent events do not reveal any obvious forcing mechanisms as multiple patterns contribute to Northeast Brazil precipitation variability. To isolate coherent patterns, subsets of events are selected based on anomalies that precede the Northeast Brazil precipitation events at different locations. The results indicate that at 108S, 408W, the area of lowest annual rainfall in Brazil, precipitation occurs mainly in association with trailing midlatitude synoptic wave trains originating in either hemisphere. Closer to the equator at 58S, 37.58W, an additional convection precursor is found to the west, with a spatial structure consistent with that of a Kelvin wave. Although these two sites are located within only several hundred kilometers of each other and the midlatitude patterns that induce precipitation appear to be quite similar, the dates on which large precipitation anomalies occur at each location are almost entirely independent, pointing to separate forcing mechanisms.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
American Meteorological Society
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
South America
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Extreme Events
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Rainfall
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Kelvin Waves
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Meteorología y Ciencias Atmosféricas
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Ciencias de la Tierra y relacionadas con el Medio Ambiente
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CIENCIAS NATURALES Y EXACTAS
dc.title
Mechanisms associated with large daily rainfall events in Northeast Brazil
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-05-31T19:43:45Z
dc.journal.volume
24
dc.journal.pagination
376-396
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Boston
dc.description.fil
Fil: Liebmann, Brant. National Oceanic and Atmospheric Administration. Earth System Research Laboratory; Estados Unidos
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Fil: Kiladis, George N.. National Oceanic and Atmospheric Administration. Earth System Research Laboratory; Estados Unidos
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Fil: Allured, Dave. National Oceanic and Atmospheric Administration. Earth System Research Laboratory; Estados Unidos
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Fil: Vera, Carolina Susana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones del Mar y la Atmosfera. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones del Mar y la Atmosfera; Argentina
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Fil: Jones, Charles. University of California; Estados Unidos
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Fil: Carvalho, Leila M. V.. University of California; Estados Unidos. Universidade de Sao Paulo; Brasil
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Fil: Bladé, Ileana. Universidad de Barcelona; España
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Fil: Gonzalez, Paula Leticia Manuela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones del Mar y la Atmosfera. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones del Mar y la Atmosfera; Argentina
dc.journal.title
Journal Of Climate
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1175/2010JCLI3457.1
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://journals.ametsoc.org/doi/abs/10.1175/2010JCLI3457.1
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