The 2006 Seminar of the Cosmo-User Group

BTZ Langen 6th-8th March 2006

Monday, 6th March 2006
Opening 09.00-09.05
Data Assimilation
Assimilation of Radar Reflectivity into the LM model with a High Horizontal Resolution Z. Sokol, D. Rezacova, P. Persice, ASCR, Prag, Chech Republic 09.05-09.25 pdf
Physical Initialization to Incorporate Radar Precipitation Data into Lokal Modell M. Milan, F. Ament, V. Venema, C. Simmer, Univ. of Bonn, Germany 09.25-09.45 pdf
Soil Moisture Analysis at DWD M. Lange, R. Hess, W. Wergen, DWD 09.45-10.05 pdf
Recent Progress in Developing a New aLMo Snow Analysis J.-M. Bettems, M. de Ruyter de Wild, MeteoSwiss, Zürch, Switzerland 10.05-10.25 N/A
Coffee 10.25-10.50
High Resolution Soil Moisture Analysis Based on the Water Budget Model TERRA Multi-Layer F. Ament, C. Simmer, Univ. of Bonn, G. Vogel, DWD, Potsdam, E. Heise, DWD 10.50-11.10 pdf
Assimilation of Radar Reflectivity in the LMK S. Klink, K. Stephan, C. Schraff, DWD 11.10-11.30 pdf
Numerical Developments
Impact of Horizontal and Vertical Model Resolution for Stratus Simulations in Northern Switzerland G. de Morsier, MeteoSwiss, Zürich, Switzerland 11.30-11.50 pdf
LM-Z Experiments with Increased Timestep H.-W. Bitzer, AGeoBW, J. Steppeler, DWD 11.50-12.10 pdf
The Development of Micro-Scale Meteorological Modelling in UK Universities A. Gadian, Univ. of Leeds, United Kingdom 12.10-12.30 pdf
Lunch 12.30-13.30
The Implementation of the Klemp-Durran-Bougeault Radiative Upper Boundary Condition (KDB-RUBC) in an LM-like Model with Consistent Time-Split Numerical Scheme A. Gassmann, Univ. of Bonn, H.-J. Herzog, DWD Potsdam, Germany 13.30-13.50 pdf
Mass Conserving Courant Number Independent Eulerian Advection of the Moisture Quantities for the LMK? J. Förstner, M. Baldauf, A. Seifert, DWD 13.50-14.10 pdf
Is Divergence Damping an Appropriate Tool to Filter out Acoustic Modes in a Compressible Nonhydrostatic Model? H.-J. Herzog, DWD, Potsdam, A. Gassmann, Univ. of Bonn, Germany 14.10-14.30 pdf
A Mass, Thermodynamic and Lateral Boundary Inconsis-tency in the LM-Equations-the Possible Origin of a Pressure Bias? H.-J. Herzog, DWD, Potsdam, A. Gassmann, Univ. of Bonn, Germany 14.30-14.50 pdf
Physical Parameterization
Precipitation Forecast Evaluation by Polarimetric Radar M. Pfeifer, M. Hagen, C. Keil, DLR Oberpfaffenhofen, Germany 14.50-15.10 N/A
Coffee 15.10-15.40
Microphysical Sensitivities of Wintertime Precipitation A. Seifert, DWD 15.40-16.00 pdf
LM-PAFOG: Three-Dimensional Fog Forecasting with the Lokal Modell M. Masbou, A. Bott, Univ. of Bonn, Germany 16.00-16.20 pdf
Idealized Cloud Resolving LM Simulations of Single Convec-tive Systems Applying a Two-Moment Bulk Microphysical Scheme U. Blahak, K.D. Beheng, Univ. of Karlsruhe, A. Seifert, DWD 16.20-16.40 pdf
Implementation of a Hail Class into a Two-Moment Bulk Microphysical Scheme and its Impact on Convective Cells H. Noppel, , U. Blahak, K.D. Beheng, IMK Karlsruhe, A. Seifert, DWD, Germany 16.40-17.00 pdf
Grid-scale Parameterization of Topographic Effects on Radiation M. Buzzi, M. Rotach, MeteoSwiss, Zürich, Switzerland 17.00-17.20 pdf
Two adaptive Schemes for the Radiative Transfer Paramete-risation in the LM V. Venema, F. Ament, A. Schomburg, C. Simmer, Univ. of Bonn, Germany 17.20-17.40 pdf
Icebreaker 17.40-19.30
Meeting of the LM-Z Evaluation Committee (in the Aula) 18.30-19.30
Tuesday, 7th March 2006
Impact of the Soil-Vegetation Model on CLM Simulations C. Meissner, G. Schädler, C. Kottmeier, M. Haller, IMK Karlsruhe, Germany 09.00-09.20 pdf
Sensitivity of the Simulated Precipitation Towards the Parameterization of Convection S. Dierer, MeteoSwiss, Zürich, Switzerland 09.20-09.40 pdf
A Hybrid and Nonlocal Convection Parameterisation Scheme for the LM V. Küll, A. Gassmann, A. Bott, Univ. of Bonn, Germany 09.40-10.00 pdf
A first Case Study of 3-Dimensional Turbulence with Full Metrics in the Very Short Range Forecast Model LMK M. Baldauf, DWD 10.00-10.20 pdf
Post Processing
Predictability Studies in Forecasting Moist Convection Using a Regional Ensemble System C. Keil, G. Craig, DLR, Oberpfaffenhofen, Germany 10.20-10.40 N/A
Coffee 10.40-11.10
Automatic Thunderstorm Detection via Boosting Using LM Output O. Marchand, D. Perler, MeteoSwiss, Zürich, Switzerland 11.30-11.50 pdf
Modelling of the Dispersion of Trace Substances with LM-CW H. Vogel, B. Vogel, R. Rinke, T. Stanelle, C. Kottmeier, IMK Karlsruhe, Germany 11.50-12.10 N/A
Case Studies
Three Case Studies on Evaluation of Clouds and Preci-pitation in Lokal-Modell Using Ground-Based and Satellite Remote Sensing Observations W. Yen, N. van Lipzig, S. Crewell (U München), F. Ament (U Bonn), M.Schröder (FU Berlin), Germany 12.10-12.30 N/A
Lunch 12.30-13.30
Transferability Studies with The Climate Version of the LM (CLM) B. Rockel, B. Geyer, GKSS, Geesthacht, Germany, R. W. Arritt, W. J. Gutowski Jr., E. S. Takle, Iowa State University, Ames, IA USA, Meinke J. Roads, Scripps Institution of Oceanography, UCSD, La Jolla, CA, USA, C. G. Jones, Université du Québec à Montréal, Canada, D. Paquin, Ouranos, Canada,.J. McGregor, CSIRO, Australia, U. Willén SMHI, Sweden 13.30-13.50 pdf
Convection-Resolving Model Simulations with the Lokal Modell (LM): Process-Based Comparison of LMK Results with Observations J. Trentmann, B. Wecker, M. Paulat, H. Wernli, Univ. of Mainz, U. Corsmeier, J. Handwerker, IMK, Karlsruhe, Germany 13.50-14.10 pdf
Tropical Cyclogenesis Simulated by the Lokal Modell (LM): Real and Idealized Cases T. Hasselbeck, T. Frisius, Univ. of Frankfurt, Germany 14.10-14.30 pdf
Simulation of a Heavy Precipitation Event in Senegal and its up Stream Features with the DWD Lokal Modell F. Meier, P. Knippertz, Univ. of Mainz, Germany 14.30-14.50 pdf
Coffee 14.50-15.30
High Resolution Numerical Modelling of Moist Convection in Statistical Equilibrium: Buoyancy and Velocity Scales A. Parodi, K. Emanuel, CIMA, Savona, Italy 15.30-15.50 pdf
Synoptic Analysis of some Lokal Modell Quantitative Precipitation Forecasting Cases over Romania I.V. Pescaru, R. Dumitrache, L. Velea, F. Popa, C. D. Barabu, NMA 15.50-16.10 pdf
Simulations over Greenland with the LM and the Snow Model SNOWPACK H. Hebbinghaus, Univ. of Bonn, Germany 16.10-16.30 pdf
Wednesday, 8th March 2006
Advanced Numerics Seminar
Discontinuous Galerkin Method F. Giraldo (NRLMLY, California, Monterey, USA 9.00-9.45 pdf
Galerkin Icosahedral Discretization F. Giraldo (NRLMLY, California, Monterey, USA) 9.45-10.30 pdf
Coffee 10.30-11.00
Z-coordinate for Vertical Discretization J. Steppeler, DWD, H.-W. Bitzer, AGeoBW, Offenbach, Germany 11.00-11.45 pdf
High Order Modelling on Icosahedral Grids J. Steppeler, DWD 11.45-12.30 pdf
Lunch 12.30-13.30
Ensemble Kalmann Filter D. Zupanski (Univ. of Colorado, Ft. Collins, USA) 13.30-15.00 pdf
Coffee 15.00-15.30
Runge Kutta Method M. Baldauf, DWD 15.30-16.15 pdf
QPF by Finite Volume Z-Discretization J. Steppeler (DWD), L. Torrisi, (CNMCA, Pomezia, Italy), H.-W. Bitzer (AGeoBW, Offenbach, Germany) 16.15-17.00 pdf