8thInternational SRNWP-Workshop on Non-Hydrostatic Modelling

Bad Orb, 26 - 28 October 2009 Deutscher Wetterdienst

Agenda and presentations

Monday, 26/10/2009
09:00-09:35 Opening
G. Adrian Opening by Vize President of DWD, Head of the GB FE
A. Horanyi Address of SRNWP Representative
W. Stork Address of Mayor of Bad Orb
J. Steinhardt Director of the Tourist Board
M. Baldauf Organizer
Numerical Developments. Chair: W. C. Skamarock
09:35-09:55 B. Denis, NWPS, Canadian Meteorological Centre, Quebec, Canada Atmospheric Kinetic Energy Spectra from High-Resolution GEM Models
09:55-10:15 T. Melvin, M. Dubal, N. Wood, A. Staniforth, M. Zerroukat, Met. Office, Exeter, UK Coupling a Semi-Implicit Semi-Lagrangian Vertical Slice Model to a Mass Conserving Algorithm
10:15-10:35 P. D. Williams, Univ. of Reading, UK, Kavli Institute for Theoretical Physics, Univ. of California, USA A Proposed Modification to the Robert-Asselin Time Filter
10:35-11:05Coffee and Posters
11:05-11:25 M. Baldauf, DWD, Offenbach, Germany , W. C. Skamarock, NCAR, Boulder, USA An Improved Third Order Vertical Advection Scheme for the Runge-Kutta Dynamical Core
11:25-11:45 H. Yamazaki, T. Satomura, Kyoto University, Japan Nonhydrostatic Atmospheric Modeling Using a Combined Cartesian Grid
11:45-12:05 J. Steppeler, Univ. of Frankfurt / M., Germany Conserving Finite Difference Schemes of Approximation Order 3
12:05-12:25 G. H. Bryan, NCAR, Boulder, USA Energy Conservation and Hurricane Intensity
12:25-14:00Lunch
Chair: M. Baldauf
14:00-14:20 M. Läuter, F. X. Giraldo, D. Handorf, K. Dethloff, Alfred Wegener Institute, Bremerhaven, Germany The Application of the Discontinuous Galerkin Method to a 2d Mesoscale Atmospheric Model
14:20-14:40 J. Klemp, W. C. Skamarock, NCAR, Boulder, USA; J. Thuburn, Exeter. Univ., UK; T. Ringler, LANL, USA Numerical Formulation of a Multiscale Global Nonhydrostatic Atmospheric Model on Arbitrarily Structured C-Grids
14:40-15:00 W. C. Skamarock, NCAR, Boulder, Colorado, USA Transport Schemes for Unstructured Icosahedral Grids
15:00-15:20 A. Gassmann, MPI-M, Hamburg, ICON development groups at DWD, Germany First Experiences with the Non-Hydrostatic ICON Model
15:20-15:50Coffee and Posters
15:50-16:10 D. Reinert, G. Zängl, Deutscher Wetterdienst, Offenbach, Germany Godunov-Type Transport Scheme in ICON: Implementation and Results of Idealised Test Cases
16:10-16:30 S. Malardel, N. Wedi, ECMWF, Reading, UK Idealized Simulations of Convection on a Small Planet with the Non-Hydrostatic IFS
16:30-16:50 H. Tomita, M. Satoh, RIGC/JAMSTEC, Yokohama, Japan The Impact of Rainfall Sedimentation Scheme on the Mesoscale Cloud System
16:50-17:20Coffee and Posters
R. Petrik, H. Schlünzen, A. Gassmann, MPI, Hamburg, Germany How the Energy-Vortex-Theory Could Help Us to Improve the Representation of Scale Interactions in a Mesoscale Model
M. Müllner, G. de Morsier, MeteoSwiss, Zürich, Switzerland Tuning the Horizontal Diffusion in the COSMO Model
St. Jebens, O. Knoth, Institute for Tropospheric Research, Leipzig, Germany Linearly Implicit Time Integration Methods for the Compressible Euler Equations
Data Assimilation. Chair: J. Milbrandt
17:20-17:40 T. Iwasaki, M. Sawada, K. Tamura, T. Sakai, W. Sha, T. Yamazaki, Graduate School of Science, Tohoku University; H. Iwai, S. Ishii, N. Tsunematsu, K. Mizutani, Y. Murayama, T. Itabe, National Institute of Information and Communication Technology; I. Yamada, Electronic Navigation Research Institute; N. Matayoshi, Japan Aerospace Exploration Agency; D. Matsushima, Chiba Institute of Technology, Japan
Verification of Downscaling Simulation of Local Wind by Doppler-Lidar Observations
17:40-18:00 Z. Sokol, D. Řezáčová , P. Zacharov, ASCR, Prague, Czech Republic Very Short Range Precipitation Forecast by the COSMO NWP Model Using Radar and Satellite Data
18:00-18:20 D. Leuenberger, MeteoSwiss, Zürich, Switzerland Statistical Analysis of High-Resolution COSMO Ensemble Forecasts in View of Data Assimilation
18:20-19:30Icebreaker
Tuesday, 27/10/2009
Physical Parameterisation. Chair: D. Mironov
09:00-09:20 V. Küll, A. Bott, Meteorological Institute, University of Bonn, Germany Application of the Convection Scheme HYMACS at Different Grid Sizes to Different Meteorological Situation
09:20-09:40 Z. P. Piotrowski, S. P. Malinowski, Institute of Geophysics, University of Warsaw, Poland; P. K. Smolarkiewicz, A. A. Wyszogrodzki, NCAR, Boulder, USA Under-Resolved Simulation of Mesoscale Atmospheric Convection
09:40-10:00 U. Wacker, Ch. Lüpkes, AWI, Bremerhaven, Germany On the Selection of Prognostic Moments in Parameterisation Schemes for Drop Sedimentation
10:00-10:20 G. Zängl, A. Seifert, Deutscher Wetterdienst, Offenbach, Germany Modelling Orographic Precipitation at Small Scales: The Importance of the Autoconversion Scheme
10:20-10:50Coffee and Posters
Chair: G. Zängl
10:50-11:10 K. P. Nielsen, M. Dahlblom, DMI, Copenhagen, Denmark Diagnosing HARMONIE Forecasts of Cloud Physical Properties
11:10-11:30 K. van Weverberg, N. P. M. van Lipzig, L. Delobbe, Kath. Univ. of Leuven, Belgium The Impact of Size Distribution Assumptions in a Simple Microphysics Scheme on the Representation of Moist Processes
11:30-11:50 J. Milbrandt, D. Jacob, R. McTaggart-Cowan, Enviroment Canada, Dorval, Canada Explicit Prediction of the Solid-to-Liquid Ratio in High-Resolution NWP Models
11:50-12:10
    Cancelled
C. Halliwell, P. Clark, H. Lean, N. Roberts, Y.Tang, Met Office, Reading, UK Using the Unified Model at High Resolution for Short Range Forecasting of Convection
12:10-12:30 O. Fuhrer, A. de Vries, MeteoSwiss, Zürich, Switzerland Parametrization of Sub-Grid Scale Orographic Effects in the High Resolution NWP Model COSMO over an Alpine Domain
12:30-14:00Lunch
14:00-14:20 D. Mironov, E. Machulskaya, Deutscher Wetterdienst, Offenbach, Germany, P. Sullivan, NCAR, Boulder, USA Development of Turbulence and Shallow-Convection Scheme for COSMO
14:20-14:40 D. Schröder, G. Heinemann, L. Ebner, S. Adams, S. Willmes, R. Timmermann University of Trier, Department of Environmental Meteorology, Germany Polynya Studies in the Laptev Sea with a Fully Coupled High Resolution Atmosphere Sea-Ice Ocean Model
EPS, Applications. Chair: D. Leuenbergert
14:40-15:00 K. Ono, Y. Honda, M. Kunii, Numerical Prediction Division, Tokyo, Japan Meteorological Agency Mesoscale Ensemble Prediction System Using Singular Vector Method
15:00-15:20 K. Dengler, J. Anger, DLR - Institut für Physik der Atmosphäre, Wessling, Germany Validation of Time-Lagged Ensemble Forecasts of COSMO-FRA Using WTR/RASS Measurements
15:20-15:50Coffee and Posters
15:50-16:10 G. Heinemann, C. Knote, J. Stadler, B. Rockel, Environmental Meteorology University of Trier, Germany High-Resolution Climate Simulations at Convection-Resolving Scale for Rhineland-Palatine
16:10-16:30 R. McTaggart-Cowan, T. J. Galarneau Jr., L. F. Bosart, J. A. Milbrandt, Enviroment Canada, Dorval, Canada Development Pathway of an Alpine Lee Cyclone: Dependence on Model Resolution
16:30-16:50 Ch. Gerbig, R. Kretschmer, D. Pillai, V. Beck, F.-Th. Koch, J. Marshall, R. Ah, Max-Planck-Institute for Biogeochemistry, Jena, Germany Applications of High Resolution Transport Simulations Using WRF-VPRM in Monitoring of Greenhouse Gas Fluxes
16:50-17:10Coffee and Posters
Precipitation Forecast. Chair: L. Bengtsson
17:10-17:30 T. Satomura, Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University, Kitashirakawa Oiwakecho, Sakyo, Kyoto, Japan Numerical Simulation of Moving Precipitation Systems over the Northern Bay of Bengal
17:30-17:50 B. Denis, B. Casati, Canadian Meteorological Centre, Quebec, J. Mailhot, Meteorological Research Division, Environment Canada, Dorval, Canada Summer QPF Skill Comparisons of the GEM-LAM 2.5 and the GEM-REG 15 km
17:50-18:10 W. Langhans, J. Schmidli, Ch. Schär, ETH Zürich, Switzerland Vertical Heat and Moisture Fluxes During Alpine Summertime Convection as Simulated at Kilometer-Scales
18:10-18:30 M. Sawada, T. Iwasaki, Department of Geophysics, Tohoku university, Japan Impacts of Evaporative Cooling on Tropical Cyclone Rainband
20:00Dinner
Wednesday, 28/10/2009
Physical Parameterisation. Chair: A. Seifert
09:00-09:20 M. Ujiie, H. Kurahashi, K. Aranami, Numerical Prediction Division, JMA, Tokyo, Japan Performance of a High Resolution Local Forecast Model of the JMA on Torrential Rains Forecast
09:20-09:40 U. Blahak, J. Plieninger, S. Lang and K. D. Beheng, Institut für Meteorologie und Klimaforschung, Karlsruhe Institute of Technology (KIT), Germany An Orographic Weakening Effect for Coldpool Driven Convective Systems
09:40-10:00 L. Bengtsson, SMHI, Norrköping, Sweden; S. Tijm, KNMI, De Bilt, Netherlands Impact of Horizontal Spectral Diffusion, and SLHD on Resolved Convection
10:00-10:15Coffee and Posters
10:15-11:45

Working Groups

Working Group 1: Numerical aspects of global non-hydrostatic modelling
Chair: J. Klemp, Protocol: M. Baldauf

Working Group 2: Parameterisation aspects of convection - resolving models
Chair: J. Milbrandt, Protocol: A. Seifert

Working Group 3: Qualitiy of precipitation forecast in convection-resolving models (Data assimilation aspects, Ensemble prediction system, ...)
Chair: T. Satomura, Protocol: U. Blahak

11:45-12:15Coffee
12:15-12:25 Report of the Chairperson of Working Group 1 and Discussion
12:25-12:35 Report of the Chairperson of Working Group 2 and Discussion
12:35-12:45 Report of the Chairperson of Working Group 3 and Discussion
13:00End of Workshop