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Tropical Storm Development and Decay: Sensitivity to Surface Boundary Conditions
Publisher: American Meteorological Society
Abstract: Hurricane models have rarely been used to investigate the observational fact that tropical disturbances seldom form, develop, or intensify over land. Furthermore, rather ad hoc assumptions have been made when modeling ...
A Numerical Study of the Genesis of Tropical Storms Observed during the FGGE Year
Publisher: American Meteorological Society
Abstract: This study utilizes the First GARP Global Experiment's (FGGE) analyzed dataset and a relatively fine scale regional model in combination to investigate the feasibility of numerically simulating tropical disturbances during ...
Sensitivity Studies of Tropical Storm Genesis Using a Numerical Model
Publisher: American Meteorological Society
Abstract: This study investigates two cases of the FGGE III-B tropical cyclone genesis study of Tuleya (1988) in more detail. These two cases occurred within a week of one another in the tropical North Atlantic in August 1979. One ...
A Numerical Simulation Study on the Genesis of a Tropical Storm
Publisher: American Meteorological Society
Abstract: The genesis of a tropical storm is studied using a numerical simulation model. The model used is an 11-level primitive equation model covering a channel domain of 25° span with open lateral boundaries at latitudes 5.5 and ...
A Numerical Study on the Effects of Environmental Flow on Tropical Storm Genesis
Publisher: American Meteorological Society
Abstract: The role of the environmental wind in tropical storm genesis is studied using a numerical simulationmodel. The model used is an 11-level, primitive equation model covering a channel domain of 25° span withopen lateral ...
A Note on the Sea Surface Temperature Sensitivity of a Numerical Model of Tropical Storm Genesis
Publisher: American Meteorological Society
Abstract: In a three-dimensional numerical model of a tropical disturbance, a spectrum of development stages, from a weakening wave to a mature tropical storm, was obtained with a 5 K range (298 to 303 K) sea surface temperature ...
The Formation of Comma Vortices in a Tropical Numerical Simulation Model
Publisher: American Meteorological Society
Abstract: A detailed analysis of a numerically simulated tropical disturbance displays a comma-shaped pattern at the mature stage in the low-level vorticity, surface convergence, mid-level upward motion and precipitation fields. ...
Structure of a Tropical Cyclone Developed in a Three-Dimensional Numerical Simulation Model
Publisher: American Meteorological Society
Abstract: A three-dimensional, 11-level, primitive equation model has been constructed for a simulation study of tropical cyclones. The model has four levels in the boundary layer and its 70?70 variable grid mesh encloses a 4000-km ...
The Energy and Angular Momentum Budgets of a Three-Dimensional Tropical Cyclone Model
Publisher: American Meteorological Society
Abstract: Energy and angular momentum budgets are analyzed for a three-dimensional model hurricane described by Kurihara and Tuleya. Eddies which developed in the model are maintained in the mature stage by energy supply from both ...