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ON THE DEVELOPMENT OF SYNOPTIC-SCALE DISTURBANCES OVER THE SUBTROPICAL OCEANS
Publisher: American Meteorological Society
Abstract: Disturbances with scales of a few thousand kilometers are commonly observed in the troposphere over the subtropical oceans. Synoptic experience seems to indicate that many of these large-scale disturbances are driven by ...
A CIRCULARLY SYMMETRIC PRIMITIVE-EQUATION MODEL OF TROPICAL CYCLONES AND ITS RESPONSE TO ARTIFICIAL ENHANCEMENT OF THE CONVECTIVE HEATING FUNCTIONS
Publisher: American Meteorological Society
Abstract: Simulations of the natural (unmodified) evolution of tropical cyclones with a circularly symmetric model suggest that seeding of hurricanes with silver iodide at radii greater than that of the surface wind maximum might ...
THE RESPONSE OF A TROPICAL CYCLONE MODEL TO VARIATIONS IN BOUNDARY LAYER PARAMETERS, INITIAL CONDITIONS, LATERAL BOUNDARY CONDITIONS, AND DOMAIN SIZE
Publisher: American Meteorological Society
Abstract: Tropical cyclone model experiments are summarized in which the drag coefficient and the analogous exchange coefficients for sensible and latent heat are varied. During the early portions of the immature stage, the response ...
EXPERIMENTS WITH A NUMERICAL MODEL OF TROPICAL CYCLONE DEVELOPMENT
Publisher: American Meteorological Society
Abstract: The model assumes the storm to be circularly symmetric and is expressed in z-coordinates. The information levels correspond to pressures in the mean tropical atmosphere of 1015, 900, 700, 500, 300, 200, and 100 mb. The ...
The Sensitivity of Simulated Hurricane Development to Cumulus Parameterization Details
Publisher: American Meteorological Society
Abstract: Numerical experiments with an axisymmetric model of the tropical cyclone are described. The model contains a cumulus parameterization of the type proposed by Ooyama (1971). It is shown that the growth of the hurricane scale ...
A METHOD FOR COMPUTING SURFACE-AIR TEMPERATURE FREQUENCIES OVER THE NORTH ATLANTIC OCEAN
Publisher: American Meteorological Society
Abstract: A set of regression equations, which relate the 05, 25, 50, 75, and 95 per cent points of the surface-air temperature frequenry distributions over the North Atlantic Ocean to mean temperatures interpolated from charts ...
A SIMPLIFIED LINEAR THEORY OF EQUATORIAL EASTERLY WAVES
Publisher: American Meteorological Society
Abstract: If the perturbation of the zonal wind component and the Coriolis term which arises in the zonal equation of motion as a result of vertical motions are neglected, the linearized vorticity equation and the continuity equation ...
SOME ESTIMATES OF THE POWER SPECTRA OF LARGE-SCALE DISTURBANCES IN LOW LATITUDES
Publisher: American Meteorological Society
Abstract: Power spectra, covering a range of periods of from 1.2 to 30 days, of the zonal- and meridional-wind components at the 5000- and 40,000-ft levels at seven low latitude stations are presented. A brief discussion of the ...
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