The effect of the parameterization model on a regional forecast

This paper describes the effect of parameterization on the NWP/CIMA model. The main features of the model are that it is formulated in terms of the primitive equations and that physical processes such as surface fluxes of momentum, heat and moisture, large scale and convective precipitation, and a s...

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Publicado: 1999
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Acceso en línea:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_01876236_v12_n3_p173_Cerne
http://hdl.handle.net/20.500.12110/paper_01876236_v12_n3_p173_Cerne
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spelling paper:paper_01876236_v12_n3_p173_Cerne2023-06-08T15:19:40Z The effect of the parameterization model on a regional forecast climate modeling forecasting method parameterization regional climate South America This paper describes the effect of parameterization on the NWP/CIMA model. The main features of the model are that it is formulated in terms of the primitive equations and that physical processes such as surface fluxes of momentum, heat and moisture, large scale and convective precipitation, and a surface temperature diurnal cycle have been included. The parameterizations used in the model were tested on a wide variety of case studies for the southern region of South America. An example a cyclogenesis over Buenos Aires that developed into a dipole of high - low pressure is described here. The results show that vertical diffusion is the main responsible for the changes in temperature, geopotential heights and precipitation. The first two variables are also affected by large scale condensation. 1999 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_01876236_v12_n3_p173_Cerne http://hdl.handle.net/20.500.12110/paper_01876236_v12_n3_p173_Cerne
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic climate modeling
forecasting method
parameterization
regional climate
South America
spellingShingle climate modeling
forecasting method
parameterization
regional climate
South America
The effect of the parameterization model on a regional forecast
topic_facet climate modeling
forecasting method
parameterization
regional climate
South America
description This paper describes the effect of parameterization on the NWP/CIMA model. The main features of the model are that it is formulated in terms of the primitive equations and that physical processes such as surface fluxes of momentum, heat and moisture, large scale and convective precipitation, and a surface temperature diurnal cycle have been included. The parameterizations used in the model were tested on a wide variety of case studies for the southern region of South America. An example a cyclogenesis over Buenos Aires that developed into a dipole of high - low pressure is described here. The results show that vertical diffusion is the main responsible for the changes in temperature, geopotential heights and precipitation. The first two variables are also affected by large scale condensation.
title The effect of the parameterization model on a regional forecast
title_short The effect of the parameterization model on a regional forecast
title_full The effect of the parameterization model on a regional forecast
title_fullStr The effect of the parameterization model on a regional forecast
title_full_unstemmed The effect of the parameterization model on a regional forecast
title_sort effect of the parameterization model on a regional forecast
publishDate 1999
url https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_01876236_v12_n3_p173_Cerne
http://hdl.handle.net/20.500.12110/paper_01876236_v12_n3_p173_Cerne
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