dor_id: 4119825

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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)

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

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: https://www.revistascca.unam.mx/atm/index.php/atm/index

351.#.#.b: Atmósfera

351.#.#.a: Artículos

harvesting_group: RevistasUNAM

270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

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883.#.#.u: https://revistas.unam.mx/catalogo/

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856.4.0.u: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/8342/7812

100.1.#.a: Pfeffer, Richard L.; Challa, Malakondayya

524.#.#.a: Pfeffer, Richard L., et al. (1993). Model hurricane formation in the presence of a basic state current. Atmósfera; Vol. 6 No. 1, 1993. Recuperado de https://repositorio.unam.mx/contenidos/4119825

245.1.0.a: Model hurricane formation in the presence of a basic state current

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

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

264.#.0.c: 1993

264.#.1.c: 2009-10-05

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/8342

001.#.#.#: 022.oai:ojs.pkp.sfu.ca:article/8342

041.#.7.h: eng

520.3.#.a: Numerical simulations with the Naval Research Laboratory limited area model were performed using initial conditions derived from gridded analyses of the Colorado State University composite Atlantic prehurricane cloud cluster and depression. For each type of disturbance, simulations were made with initial conditions consisting of the zonal mean wind superimposed on the axially symmetric component of the flow about the vortex center. These simulations were compared with ones in which the initial conditions were specified from the gridded analyses in their full 3-dimensional complexity. When the full asymmetries were retained in the initial conditions, both the prehurricane cloud cluster and the prehurricane depression developed into a mature hurricane in the numerical integrations. When the asymmetries, with the exception of those associated with the zonal mean wind, were not present in the initial conditions, the prehurricane depression showed no significant development during the first 60 hours of integration, after which it intensified slightly, and the prehurricane cloud cluster developed into a weak depression. Associated with the wave-like asymmetries in the initial wind and temperature fields are large-scale eddy fluxes of angular momentum and heat. The data reveal that these are organized in such a way as to induce a secondary radial circulation which picks up moisture as it spirals inward over a large stretch of ocean and pumps dry air outward in the upper troposphere and lower stratosphere. We argue that it is this circulation which initially organizes the convection over warm ocean water and triggers a chain of events that ultimately leads to the intensification of the disturbance into a hurricane. The absence of such fluxes when the initial conditions consist of the zonal mean wind superimposed on the axially symmetric component of the flow is sufficient to keep the disturbance from intensifying into a hurricane.

773.1.#.t: Atmósfera; Vol. 6 No. 1 (1993)

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

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

handle: 00b55df9fd0a75c4

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

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245.1.0.b: Model hurricane formation in the presence of a basic state current

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Artículo

Model hurricane formation in the presence of a basic state current

Pfeffer, Richard L.; Challa, Malakondayya

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

Pfeffer, Richard L., et al. (1993). Model hurricane formation in the presence of a basic state current. Atmósfera; Vol. 6 No. 1, 1993. Recuperado de https://repositorio.unam.mx/contenidos/4119825

Descripción del recurso

Autor(es)
Pfeffer, Richard L.; Challa, Malakondayya
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
Model hurricane formation in the presence of a basic state current
Fecha
2009-10-05
Resumen
Numerical simulations with the Naval Research Laboratory limited area model were performed using initial conditions derived from gridded analyses of the Colorado State University composite Atlantic prehurricane cloud cluster and depression. For each type of disturbance, simulations were made with initial conditions consisting of the zonal mean wind superimposed on the axially symmetric component of the flow about the vortex center. These simulations were compared with ones in which the initial conditions were specified from the gridded analyses in their full 3-dimensional complexity. When the full asymmetries were retained in the initial conditions, both the prehurricane cloud cluster and the prehurricane depression developed into a mature hurricane in the numerical integrations. When the asymmetries, with the exception of those associated with the zonal mean wind, were not present in the initial conditions, the prehurricane depression showed no significant development during the first 60 hours of integration, after which it intensified slightly, and the prehurricane cloud cluster developed into a weak depression. Associated with the wave-like asymmetries in the initial wind and temperature fields are large-scale eddy fluxes of angular momentum and heat. The data reveal that these are organized in such a way as to induce a secondary radial circulation which picks up moisture as it spirals inward over a large stretch of ocean and pumps dry air outward in the upper troposphere and lower stratosphere. We argue that it is this circulation which initially organizes the convection over warm ocean water and triggers a chain of events that ultimately leads to the intensification of the disturbance into a hurricane. The absence of such fluxes when the initial conditions consist of the zonal mean wind superimposed on the axially symmetric component of the flow is sufficient to keep the disturbance from intensifying into a hurricane.
Idioma
eng
ISSN
ISSN electrónico: 2395-8812; ISSN impreso: 0187-6236

Enlaces