Model development in practice: a comprehensive update to the boundary layer schemes in HARMONIE-AROME cycle 40
Wim C. de Rooy,Pier Siebesma,Peter Baas,Geert Lenderink,Stephan R. de Roode,Hylke de Vries,Erik van Meijgaard,Jan Fokke Meirink,Sander Tijm,and Bram van 't Veen
Research & Development Satellite observations, Royal Netherlands Meteorological Institute, P.O. Box 201, 3730AE, De Bilt, the Netherlands
Sander Tijm
Weather and Climate services, Royal Netherlands Meteorological Institute, P.O. Box 201, 3730AE, De Bilt, the Netherlands
Bram van 't Veen
Research & Development Observations and Data Technology, Royal Netherlands Meteorological Institute, P.O. Box 201, 3730AE, De Bilt, the Netherlands
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This paper describes a comprehensive model update to the boundary layer schemes. Because the involved parameterisations are all built on widely applied frameworks, the here-described modifications are applicable to many NWP and climate models. The model update contains substantial modifications to the cloud, turbulence, and convection schemes and leads to a substantial improvement of several aspects of the model, especially low cloud forecasts.
This paper describes a comprehensive model update to the boundary layer schemes. Because the...
