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Diurnal Variation of Lee Vortices in Taiwan and the Surrounding Area
Publisher: American Meteorological Society
Abstract: Lee vortices have been frequently observed in the wake of mesoscale mountains under a low Froude number flow regime. During the Taiwan Area Mesoscale Experiment (TAMEX), a cyclonic vortex was observed to the Ice of Taiwan ...
Numerical Experiments of Vortices in the Wakes of Large Idealized Mountains
Publisher: American Meteorological Society
Abstract: The Purdue Mesoscale Model (PMM) is applied to study the flow past large idealized mountains under a low Froude number. Results show that for Reynolds numbers in the range of 4 < Re < 1000, as long as the flow is symmetric ...
Simulation of Water Sources and Precipitation Recycling for the MacKenzie, Mississippi, and Amazon River Basins
Publisher: American Meteorological Society
Abstract: An atmospheric general circulation model simulation for 1948?97 of the water budgets for the MacKenzie, Mississippi, and Amazon River basins is presented. In addition to the water budget, passive tracers are included to ...
On the Land–Ocean Contrast of Tropical Convection and Microphysics Statistics Derived from TRMM Satellite Signals and Global Storm-Resolving Models
Publisher: American Meteorological Society
Abstract: 14-yr climatology of Tropical Rainfall Measuring Mission (TRMM) collocated multisensor signal statistics reveals a distinct land?ocean contrast as well as geographical variability of precipitation type, intensity, and ...
Numerical Simulation of Mesoscale Circulation in Taiwan and Surrounding Area
Publisher: American Meteorological Society
Abstract: Mesoscale circulation around Taiwan and the surrounding area has been investigated using the Purdue mesoscale model. The numerical results generated in an inviscid atmosphere show: (a) A cyclonic vortex forms in the southeast ...
Benefits of a Fourth Ice Class in the Simulated Radar Reflectivities of Convective Systems Using a Bulk Microphysics Scheme
Publisher: American Meteorological Society
Abstract: urrent cloud microphysical schemes used in cloud and mesoscale models range from simple one-moment to multimoment, multiclass to explicit bin schemes. This study details the benefits of adding a fourth ice class (frozen ...
Evaluating Observation Influence on Regional Water Budgets in Reanalyses
Publisher: American Meteorological Society
Abstract: he assimilation of observations in reanalyses incurs the potential for the physical terms of budgets to be balanced by a term relating the fit of the observations relative to a forecast first guess analysis. This may ...
A Multiscale Modeling System: Developments, Applications, and Critical Issues
Publisher: American Meteorological Society
Abstract: A multiscale modeling framework (MMF), which replaces the conventional cloud parameterizations with a cloud-resolving model (CRM) in each grid column of a GCM, constitutes a new and promising approach for climate modeling. ...