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On the 30–60 Day Oscillation and the Prediction of El Niño
Publisher: American Meteorological Society
Abstract: The impact of intraseasonal variability on ENSO is studied in the context of the Zebiak and Cane coupled atmosphere?ocean model, and an idealized representation intraseasonal forcing. The effects of the parameterized forcing ...
Diagnostic Studies of Pacific Surface Winds
Publisher: American Meteorological Society
Abstract: Analyses are performed using surface winds derived from the monthly mean FSU Pacific pseudo-stress fields. Vorticity budget calculations reveal the relative contributions of various terms, and allow simplification of the ...
Atmospheric Convergence Feedback in a Simple Model for El Niño
Publisher: American Meteorological Society
Abstract: A parameterization is developed for the feedback between dynamics and heating associated with moisture convergence in the tropical atmospheric boundary layer. The feedback improves the ability of a simple model to simulate ...
A Simple Atmospheric Model of Relevance to El Niño
Publisher: American Meteorological Society
Abstract: A linear, equatorial, beta-plane atmosphere model with heating parameterized in terms of SST anomalies is developed and used to simulate surface wind anomalies in the equatorial Pacific during El Niño. The model results ...
Oceanic Heat Content Variability and El Niño Cycles
Publisher: American Meteorological Society
Abstract: Tropical Pacific heat content variability is studied in the context of a linear dynamical model forced by observed winds in the period 1970?87. The results confirm the relationships between equatorial heat content, surface ...
Air–Sea Interaction in the Equatorial Atlantic Region
Publisher: American Meteorological Society
Abstract: Using a dynamically motivated analysis of observations, and an intermediate-level coupled model, the interannual variability within the equatorial Atlantic is studied. It is found that a significant part of the observed ...
Convective Interaction with Dynamics in a Linear Primitive Equation Model
Publisher: American Meteorological Society
Abstract: A new global atmosphere model purpose designed for climate studies is introduced. The model is solved in terms of the normal modes of the linearized primitive equations on a sphere, which allows use of long time steps ...
Simulation of Tropical Climate with a Linear Primitive Equation Model
Publisher: American Meteorological Society
Abstract: The tropical climate simulated with a new global atmosphere model is presented. The model is purposely designed for climate studies and is still under development. It is designed to bridge the gap between very efficient ...
Reinitialized versus Continuous Simulations for Regional Climate Downscaling
Publisher: American Meteorological Society
Abstract: The methodology for dynamical climate downscaling is studied using the second-generation regional climate model (RegCM2). The question addressed is, in order to simulate high-resolution details as accurately as possible, ...