dor_id: 11337

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590.#.#.d: Los artículos enviados a la revista "Atmósfera", se juzgan por medio de un proceso de revisión por pares

510.0.#.a: Consejo Nacional de Ciencia y Tecnología (CONACyT); Sistema Regional de Información en Línea para Revistas Científicas de América Latina, el Caribe, España y Portugal (Latindex); Scientific Electronic Library Online (SciELO); SCOPUS, Web Of Science (WoS); SCImago Journal Rank (SJR)

561.#.#.u: https://www.atmosfera.unam.mx/

650.#.4.x: Físico Matemáticas y Ciencias de la Tierra

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

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351.#.#.a: Artículos

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883.#.#.a: Revistas UNAM

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883.#.#.q: Dirección General de Publicaciones y Fomento Editorial

850.#.#.a: Universidad Nacional Autónoma de México

856.4.0.u: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/ATM.2015.28.03.02/45968

100.1.#.a: Zhao, Haikun; Raga, Graciela B.

524.#.#.a: Zhao, Haikun, et al. (2015). ON THE DISTINCT INTERANNUAL VARIABILITY OF TROPICAL CYCLONE ACTIVITY OVER THE EASTERN NORTH PACIFIC. Atmósfera; Vol. 28 No. 3, 2015; 161-178. Recuperado de https://repositorio.unam.mx/contenidos/11337

720.#.#.a: This research was jointly supported by the National Natural Science Foundation of China (Grant No. 41305050, 41275093, 41475091 and 41375098), GBR acknowledges the support of the Inter-American Institute for Global Change Research (IAI, Grant CRNA-2048),

245.1.0.a: ON THE DISTINCT INTERANNUAL VARIABILITY OF TROPICAL CYCLONE ACTIVITY OVER THE EASTERN NORTH PACIFIC

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM

264.#.0.c: 2015

264.#.1.c: 2015-06-30

653.#.#.a: Interannual variability; large-scale factors; intensity model; eastern Pacific basin

506.1.#.a: La titularidad de los derechos patrimoniales de esta obra pertenece a las instituciones editoras. Su uso se rige por una licencia Creative Commons BY-NC 4.0 Internacional, https://creativecommons.org/licenses/by-nc/4.0/legalcode.es, para un uso diferente consultar al responsable jurídico del repositorio por medio del correo electrónico editora@atmosfera.unam.mx

884.#.#.k: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/ATM.2015.28.03.02

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041.#.7.h: eng

520.3.#.a: The tropical eastern North Pacific (ENP) basin exhibits very large interannual variability in the frequency of occurrence of tropical cyclones, presenting very active (more than 20 tropical cyclones per season) and very inactive years (only eigth tropical cyclones). The large-scale factors that may influence the distinct interannual variability are investigated in this study, by analyzing the composites of seven years of high activity and 10 years of low activity from 1965 to 2013. The results of composite analyses indicate that the low-level vorticity and mid-tropospheric relative humidity are mostly unfavorable for tropical cyclogenesis during active years. The sea surface temperature (SST) may play a small role modulating the occurrence of tropical cyclones, but the reduced vertical shear of the horizontal wind between 850 and 200 hPa is the main contributor to cyclogenesis during the active years, confirming earlier results by Camargo et al. (2007). We use an intensity model (Emanuel et al., 2006, 2008) to further investigate the key environmental factors affecting TC intensity, exploring the relative roles of changes in SST, vertical wind shear and TC tracks. The results indicate that the interannual variability in the frequency of major hurricanes (categories 3 through 5) is best simulated when the effects of both SST and vertical wind shear are combined. Furthermore, changes in TC tracks may play an important role in the intensity achieved. In particular, during the years with high activity, the location for cyclogenesis shifts eastward and more TCs have west-northwestward tracks, leading to longer lifetime and higher intensity, compared to years with low TC activity in the basin.

773.1.#.t: Atmósfera; Vol. 28 No. 3 (2015); 161-178

773.1.#.o: https://www.revistascca.unam.mx/atm/index.php/atm/index

046.#.#.j: 2021-10-20 00:00:00.000000

022.#.#.a: ISSN electrónico: 2395-8812; ISSN impreso: 0187-6236

310.#.#.a: Trimestral

300.#.#.a: Páginas: 161-178

264.#.1.b: Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM

doi: https://doi.org/10.20937/ATM.2015.28.03.02

handle: 519e92428386ac23

harvesting_date: 2023-06-20 16:00:00.0

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last_modified: 2023-06-20 16:00:00

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No entro en nada

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Artículo

ON THE DISTINCT INTERANNUAL VARIABILITY OF TROPICAL CYCLONE ACTIVITY OVER THE EASTERN NORTH PACIFIC

Zhao, Haikun; Raga, Graciela B.

Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM, publicado en Atmósfera, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Zhao, Haikun, et al. (2015). ON THE DISTINCT INTERANNUAL VARIABILITY OF TROPICAL CYCLONE ACTIVITY OVER THE EASTERN NORTH PACIFIC. Atmósfera; Vol. 28 No. 3, 2015; 161-178. Recuperado de https://repositorio.unam.mx/contenidos/11337

Descripción del recurso

Autor(es)
Zhao, Haikun; Raga, Graciela B.
Colaborador(es)
This research was jointly supported by the National Natural Science Foundation of China (Grant No. 41305050, 41275093, 41475091 and 41375098), GBR acknowledges the support of the Inter-American Institute for Global Change Research (IAI, Grant CRNA-2048),
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
ON THE DISTINCT INTERANNUAL VARIABILITY OF TROPICAL CYCLONE ACTIVITY OVER THE EASTERN NORTH PACIFIC
Fecha
2015-06-30
Resumen
The tropical eastern North Pacific (ENP) basin exhibits very large interannual variability in the frequency of occurrence of tropical cyclones, presenting very active (more than 20 tropical cyclones per season) and very inactive years (only eigth tropical cyclones). The large-scale factors that may influence the distinct interannual variability are investigated in this study, by analyzing the composites of seven years of high activity and 10 years of low activity from 1965 to 2013. The results of composite analyses indicate that the low-level vorticity and mid-tropospheric relative humidity are mostly unfavorable for tropical cyclogenesis during active years. The sea surface temperature (SST) may play a small role modulating the occurrence of tropical cyclones, but the reduced vertical shear of the horizontal wind between 850 and 200 hPa is the main contributor to cyclogenesis during the active years, confirming earlier results by Camargo et al. (2007). We use an intensity model (Emanuel et al., 2006, 2008) to further investigate the key environmental factors affecting TC intensity, exploring the relative roles of changes in SST, vertical wind shear and TC tracks. The results indicate that the interannual variability in the frequency of major hurricanes (categories 3 through 5) is best simulated when the effects of both SST and vertical wind shear are combined. Furthermore, changes in TC tracks may play an important role in the intensity achieved. In particular, during the years with high activity, the location for cyclogenesis shifts eastward and more TCs have west-northwestward tracks, leading to longer lifetime and higher intensity, compared to years with low TC activity in the basin.
Tema
Interannual variability; large-scale factors; intensity model; eastern Pacific basin
Idioma
eng
ISSN
ISSN electrónico: 2395-8812; ISSN impreso: 0187-6236

Enlaces