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Parameterization of the Bulk Effects of Lateral and Cloud-Top Entrainment in Transient Shallow Cumulus Clouds
Publisher: American Meteorological Society
Abstract: A parameterization of shallow cumulus clouds for use in atmospheric general circulation models is proposed. The parameterization uses a bulk representation of an ensemble of transient clouds. Entrainment of environmental ...
Convective Stabilization in Midlatitudes
Publisher: American Meteorological Society
Abstract: The upper-air sounding data from PRE-STORM are used to investigate the convective stabilization effect on the large-scale atmosphere. To facilitate comparison between different stages of cumulus convection, the data are ...
The Variability of Modeled Tropical Precipitation
Publisher: American Meteorological Society
Abstract: This paper investigates the temporal properties of tropical precipitation in the Canadian Centre for Climate Modelling and Analysis (CCCma) third-generation atmospheric general circulation model (AGCM3). AGCM3 employs the ...
Multiple Regimes of Wind, Stratification, and Turbulence in the Stable Boundary Layer
Publisher: American Meteorological Society
Abstract: long time series of temporally high-resolution wind and potential temperature data from the 213-m tower at Cabauw in the Netherlands demonstrates the existence of two distinct regimes of the stably stratified nocturnal ...
The Influence of Boundary Layer Processes on the Diurnal Variation of the Climatological Near-Surface Wind Speed Probability Distribution over Land
Publisher: American Meteorological Society
Abstract: nowledge of the diurnally varying land surface wind speed probability distribution is essential for surface flux estimation and wind power management. Global observations indicate that the surface wind speed probability ...
The Probability Distribution of Land Surface Wind Speeds
Publisher: American Meteorological Society
Abstract: he probability density function (pdf) of land surface wind speeds is characterized using a global network of observations. Daytime surface wind speeds are shown to be broadly consistent with the Weibull distribution, while ...
Comparing Different Cloud Schemes of a Single Column Model by Using Mesoscale Forcing and Nudging Technique
Publisher: American Meteorological Society
Abstract: Different cloud schemes are compared using the single column model (SCM) version of the general circulation model of the Canadian Centre for Climate Modelling and Analysis. Emphasis is placed on the differences between a ...