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EXPERIMENTAL EXTENDED PREDICTIONS WITH A NINE-LEVEL HEMISPHERIC MODEL
Publisher: American Meteorological Society
Abstract: Two-week predictions were made for two winter cases by applying the Geophysical Fluid Dynamics Laboratory high-resolution, nine-level, hemispheric, moist general circulation model. Three versions of the model are discussed: ...
An Experimental Prediction of the Tropical Atmosphere for the Case of March 1965
Publisher: American Meteorological Society
Abstract: A two-week prediction was made, applying a general circulation model on Kurihara's global grid to an observed data set. The maps for the basic meteorological elements at 10 vertical levels for 5 days in March 1965 were ...
Cumulative Results of Extended Forecast Experiments I. Model Performance for Winter Cases
Publisher: American Meteorological Society
Abstract: A series of 2-week predictions were made with a general circulation model for 12 winter cases selected from the period 1964?69. All were January cases. The same prediction model?the most sophisticated and probably the most ...
Cumulative Results of Extended Forecast Experiments II: Model Performance for Summer Cases
Publisher: American Meteorological Society
Abstract: Two-week experimental forecasts were carried for 12 July Cases with a nine vertical level, 270 km grid-size hemispheric model, and the results were examined statistically. The solutions studied were the stationary (10-day ...
Numerical Simulation of the Breakdown of a Polar-Night Vortex in the Stratosphere
Publisher: American Meteorological Society
Abstract: With a 9-level general circulation model, all attempt was made to simulate numerically the breakdown of the circumpolar vortex in the winter stratosphere for the case of March 1965. The marching computations were started ...
The Effect of Horizontal Grid Resolution in an Atmospheric Circulation Model
Publisher: American Meteorological Society
Abstract: Truncation error of the numerical solution in a circulation model is still one of the most serious sources of error for the extended-period prediction. Different grid intervals are taken and the behavior of the solution ...