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On the Interaction between the Gulf Stream and the New England Seamount Chain
Publisher: American Meteorological Society
Abstract: In the course of numerical simulations with a primitive equation regional model of the Gulf Stream, bottom topography and the New England Seamount Chain (NESC) in particular show significant influence on the variability ...
Decadal Variabilities of the Upper Layers of the Subtropical North Atlantic: An Ocean Model Study
Publisher: American Meteorological Society
Abstract: Numerical simulations of the Atlantic Ocean during the period 1950 to 1989, using a sigma coordinate, free surface numerical model, show long-term variabilities in the upper ocean subtropical gyre similar to those obtained ...
A Numerical Study of the Variability and the Separation of the Gulf Stream, Induced by Surface Atmospheric Forcing and Lateral Boundary Flows
Publisher: American Meteorological Society
Abstract: A primitive equation regional model is used to study the effects of surface and lateral forcing on the variability and the climatology of the Gulf Stream system. The model is an eddy-resolving, coastal ocean model that ...
A Numerical Study of the Interaction between a Deep Cold Jet and the Bottom Boundary Layer of the Ocean
Publisher: American Meteorological Society
Abstract: A two-dimensional (x-z) primitive equation model is used to study the interaction between a deep cold jet on a sloping bottom and the bottom boundary layer (BBL) of the deep ocean. Two closure schemes are used: a standard ...
Data Assimilation Experiments in the Gulf Stream Region: How Useful Are Satellite-Derived Surface Data for Nowcasting the Subsurface Fields?
Publisher: American Meteorological Society
Abstract: Satellite-derived surface data have become an important source of information for studies of the Gulf Stream system. The question of just how useful these datasets are for nowcasting the subsurface thermal fields, however, ...
A Comparison of Gulf Stream Sea Surface Height Fields Derived from Geosat Altimeter Data and Those Derived from Sea Surface Temperature Data
Publisher: American Meteorological Society
Abstract: Two types of satellite data, Geosat altimeter data and sea surface temperature data (SST), are compared and evaluated for their usefulness in assimilation into a numerical model of the Gulf Stream region. Synoptic sea ...
Near-Surface Currents in DeSoto Canyon (1997–99): Comparison of Current Meters, Satellite Observation, and Model Simulation
Publisher: American Meteorological Society
Abstract: This study evaluates a data-assimilated model simulation of near-surface circulation in DeSoto Canyon (DSC), Gulf of Mexico, with emphasis on analyzing moored current-meter observations and comparing them with satellite ...
Improving Oceanic Overflow Representation in Climate Models: The Gravity Current Entrainment Climate Process Team
Publisher: American Meteorological Society
Abstract: Oceanic overflows are bottom-trapped density currents originating in semienclosed basins, such as the Nordic seas, or on continental shelves, such as the Antarctic shelf. Overflows are the source of most of the abyssal ...