The 2008 Seminar of the Cosmo-User Group

BTZ Langen, 3rd-4th March 2008

Monday, 3rd March 2008
Opening 09.00-09.05
Welcome Address H.-J. Koppert, DWD 09.05-09.15
Data Assimilation, Numerics and Parameterization
Assimilation of Radar Data - Improvements of the Operational Scheme (Latent Heat Nudging) K. Stephan, Ch. Schraff, DWD 09.15-09.40 pdf
Developments in Soil Moisture Assimilation at DWD M. Lange, W. Wergen, DWD 09.40-10.05 pdf
Stability Analysis of the Runge-Kutta Time Integration Schemes for the Convection Resolving Model COSMO-DE (LMK) M. Baldauf, DWD 10.05-10.30 pdf
Coffee 10.30-11.00
Flux Diagnosis in the COSMO-DE Model and their Problems R. Petrik, A. Gassmann, MPI, Hamburg, M. Baldauf, DWD 11.00-11.25 pdf
The Revised Diagnostics of 2m Values -Motivation, Method and Impact M. Raschendorfer, DWD 11.25-11.50 pdf
On the 2m Temperature and 2m Dew Point Diagnostics in the COSMO Model M. Buzzi , M. W. Rotach, MeteoSwiss, Switzerland 11.50-12.15 pdf
Radar Measurement-Motivated Recent Improvements to a State-of-the-Art 2-Moment Cloud Microphysical Scheme in the Framework of the COSMO Model U. Blahak, H. Noppel, IMK Karlsruhe, A. Seifert, DWD 12.15-12.40 pdf
Lunch 12.40-13.40
Spectral Microphysics in the COSMO Model: Influence of Aerosols on Convective Precipitation V. Grützun, O. Knoth, M. Simmel, IFT Leipzig, Germany 13.40-14.05 pdf
A Statistical Evaluation of the Indirect Aerosol Effect on Orographic Precipitation Elias Zubler, Andreas Mühlbauer, Ulrike Lohmann, ETH, Zürich, Switzerland 14.05-14.30 pdf
COSMO-ART - CCN-Distributions based on Simulated Anthropogenic Aerosol M. Bangert, H.Vogel, B. Vogel, IMK Karlsruhe, A. Seifert, DWD 14.30-14.55 pdf
An Examination of the Quality of a New Snow Parameterization Scheme Combined with the COSMO's Land Surface Scheme TERRA E. Machulskaya, Hydromet. Centre of Russia, Moscow, Russia 14.55-15.20 pdf
Coffee 15.20-15.40
FLake - A Lake Parameterization Scheme for NWP and Climate Models D. Mironov, DWD 15.40-16.05 pdf
Implementation of COSMO for Developing a High Resolution Fully Coupled Atmosphere Ocean Sea Ice Model to Investigate Polynya Processes in the Laptev Sea D. Schröder, G. Heinemann, S. Willmes, Univ. of Trier, Germany; H. Hebbinghaus, Landesamt für Natur, Essen, Germany; R. Timmermann, AWI, Bremerhaven, Germany 16.05-16.30 pdf
Implementation of a High-Complexity Urban Surface Parameterization in the COSMO Model O. Fuhrer, MeteoSwiss; C. Muller, G. Fontannaz, A. Clappier 16.30-16.55 pdf
Influence of Drainage, Groundwater Table Parameterization and Precipitation Analysis on Discharge Simulation in the Sieg River Catchment R. Graßelt, D. Schüttemeyer, C. Simmer Univ. of Bonn, Germany, K. Warrach-Sagi, Univ. of Hohenheim, Germany; F. Ament, MeteoSwiss 16.55-17.20 pdf
Simulation of the Visibility in Presence of Anthropogenic Aerosol on the Regional Scale with COSMO-ART R. Rinke, D. Bäumer, H. Vogel, B. Vogel, IMK Karlsruhe, Germany 17.20-17.45 pdf
Icebreaker and Poster Session 18.00-20.00
Tuesday, 4th March 2008
Model Applications, Case Studies and Verification
Intercomparison of European Fog Forecast Models M. Masbou, Univ. of Bonn, Germany, and Co-Authors 09.00-09.25 pdf
MM5/COSMO-DE Model Inter-Comparison and Model Validation: Final results K. Dengler, Chr. Keil, DLR, Institute of Atmospheric Physics 09.25-09.50 pdf
Investigation of Diabatic Rossby-Wave Dynamics - Simulations with the COSMO Model M. Böttcher, H. Wernli, Univ. of Mainz, Germany 09.50-10.15 pdf
Saharan Dust Events in Association with Moist Convection:
A Sensitivity Study
B. Heinold, F. Reinfried, B. Laurent, K. Schepanski, I. Tegen, IFT Leipzig, Germany 10.15-10.40 pdf
Coffee 10.40-11.10
Convection-Allowing Simulations of Cold Pools in the Northwestern Sahara P. Knippertz, J. Trentmann, Univ. of Mainz, Germany, A. Seifert, DWD Offenbach, Germany 11.10-11.35 pdf
Numerical Modelling of the Interaction of Soil Moisture with Planetary Boundary Layer Features and Convection over West Africa L. Gantner, N. Kalthoff, M. Kohler, IMK Karlsruhe, Germany 11.35-12.00 pdf
Explosive Storm Development in Kerch Strait: Simulation by COSMO Model and Synoptic Analysis B. E. Peskov, G. S. Rivin, I. A. Rozinkina, T. G. Dmitrieva, A. Yu. Boundel, Hydrometeocenter of Russia 12.00-12.25 pdf
Explicit Forecasting of Deep Convection with the Convective-Scale COSMO-DE A. Seifert, M. Baldauf, DWD; U. Blahak, IMK Karlsruhe, Germany 12.25-12.50 pdf
Lunch 12.50-13.50
Convection-Permitting COSMO Model Simulations for COPS:
15 July 2007 (IOP 8b)
J. Trentmann, B. Brötz, H. Wernli, Univ of Mainz, Germany 13.50-14.15 pdf
Five Years of Operational Limited-Area Ensemble Activities at ARPA-SIM: The COSMO-LEPS System A. Montani, Ch. Marsigli, T. Paccagnella, ARPA-SIM, Bologna, Italy 14.15-14.40 pdf
The COSMO Multi-Boundary Model-Perturbed Limited-Area Ensemble System for the Short-Range Ch. Marsigli, A. Montani, T. Paccagnella, ARPA-SIM, Bologna, Italy 14.40-15.05 pdf
COSMO-DE-EPS - The New Convection-Resolving Ensemble Prediction System at DWD Ch. Gebhardt, M. Paulat, T. Winterrath, S. Theis, V. Renner, DWD 15.05-15.30 pdf
Coffee 15.30-15.55
The Effect of Moisture Perturbations on the Radiation Budget:
In which Layer are Moisture Perturbations most Significant?
J. Dahl, Ch. Keil, U. Schumann, DLR, Oberpfaffenhofen, Germany 15.55-16.20 pdf
Precipitation Forecasts in the Alps - An Assessment by the Forecast Demonstration Project MAP D-PHASE M. Arpagaus, F. Ament, MeteoSwiss 16.20-16.45 pdf
Model Performance and Systematic Errors of COSMO-I7 F. Grazzini, G. Bonafè, A. Morgillo, ARPA-SIM, Bologna; M. S. Tesini, CIMA Univ. of Genova, Italy 16.45-17.10 pdf
Conditional QPF Verification Using Synoptic Weather Patterns - A COSMO-7 Hindcast Climatology J. Jenkner, ETH Zürich, S. Dierer and D. Leuenberger, MeteoSwiss, Zürich, Switzerland, C. Schwierz, Univ. of Leeds, United Kingdom 17.10-17.35 pdf
Posters
How do Recent COSMO Model Changes Impact on Precipitation Forecast? Two Case Studies over Emilia Romagna A. Morgillo, Ch. Marsigli , F. Grazzini, ARPA-SIM, Bologna, Italy   N/A
COSMO-SUBS - A Parameterization of SUBgrid-Scale Surface Processes in COSMO F. Ament, J.-M. Bettems, MeteoSwiss   N/A
An Assessment of Deficiencies and Sensitivities of Operational Quantitative Precipitation Forecasts Using the COSMO Model S. Dierer, MeteoSwiss and Co-Authors   pdf