9th International SRNWP-Workshop on Non-Hydrostatic Modelling

Bad Orb, 16 - 18 May 2011

Deutscher Wetterdienst

Monday, 16/05/2011

09:00  -  09:30  Opening
D. MajewskiDWD, Offenbach, Germany
Opening by acting Head of Department Research and Development
A. HoranyiEUMETNET, SRNWP Programme Manager, Budapest, Hungary
Address of SRNWP Representative
H. UhlBad Orb
Address of Mayoress of Bad Orb
J. SteinhardtBad Orb
Director of the Tourist Board
M. BaldaufDWD, Offenbach, Germany


Numerical Developments

Chairperson:M. Baldauf
09:30  -  09:50Michael D. Toy, National Center for Atmospheric Research (NCAR), USA
Using hybrid isentropic-sigma vertical coordinates in nonhydrostatic atmospheric modeling
09:50  -  10:10Juan Simarro, M. Hortal, AEMET, Valencia, Spain
A semi-implicit non-hydrostatic dynamical kernel using spectral representation in the horizontal and finite elements in the vertical
10:10  -  10:30Paul D. Williams, Univ. of Reading, UK
The RAW Filter: An Improvement to the Robert-Asselin Filter
10:30  -  11:00Coffee break
11:00  -  11:20Nils P. Wedi, ECMWF, Berkshire, UK
Global non-hydrostatic, cloud-permitting medium-range forecasts: progress and challenges
11:20  -  11:40Joseph Klemp, B. Skamarock, M. Duda, S.-H. Park, L. Fowler, NCAR, Boulder, USA
Preliminary Testing of the Nonhydrostatic MPAS Model
11:40  -  12:00William Skamarock, J. Klemp, M. Duda, S.-H. Park, L. Fowler, NCAR, Boulder, USA
A Nonhydrostatic Atmospheric Model for Prediction Across Scales (MPAS): Test on Variable-Resolution Meshes
12:00  -  12:20Günther Zängl, DWD, Offenbach, Germany
ICON - the next-generation global model of DWD and MPI-M: current status of development
12:20  -  14:00Lunch
Chairperson:G. Zängl
14:00  -  14:20Jürgen Steppeler, University of Frankfurt, Germany
High Order Difference Schemes on Triangular and Polygonal Meshes
14:20  -  14:40Sarah-Jane Lock, A. Gadian, S. Mobbs, University of Leeds, U.K.
Demonstration of a cut-cell representation of 3D orography for studies of flow over very steep hills
14:40  -  15:00Oswald Knoth, St. Jebens, R. Weiner, IfT- Leipzig, Germany
Partially Implicit Time Integration Methods for the Compressible Euler Equations
15:00  -  15:20Hiroe Yamazaki, T. Satomura, Kyoto University, Japan
Development of Ultra-High Resolution Model Using Cut Cells
15:20  -  15:50Coffee break
15:50  -  16:10Felix Rieper, U. Achatz, University of Frankfurt, Germany
Validation of a new non-linear WKB theory for gravity wave propagation
16:10  -  16:30Piotr K. Smolarkiewicz, NCAR, Boulder, USA, J. Szmelter, University of Loughborough, Leicestershire, U.K.
A Nonhydrostatic Unstructured-Mesh Soundproof Model for Simulation of Internal Gravity Waves
16:30  -  16:50Jan Masek, CHMI, Prague, Czech Republic
Spurious orographic response to linear diffusion and its suppression
16:50  -  17:10Andreas Will, J. Ogaja, BTU Cottbus, Germany
Convergence properties of higher order advection schemes in the COSMO model
PosterGuy de Morsier, MeteoSwiss, Zürich, Switzerland, M. Müllner, University of Chemnitz, Germany
A fully three dimensional advection scheme for the COSMO dynamical core
PosterDaniel Reinert, DWD, Offenbach, Germany
Finite-Volume scalar transport in ICON: results for a challenging idealized transport test case
PosterMichael Baldauf, DWD, Offenbach, Germany
Development of a new fast waves solver for the split-explicit Runge-Kutta scheme in the COSMO model
PosterJack Ogaja, A. Will, BTU, Cottbus, Germany
Requirements on investigations of convergence of advection schemes in COSMO model
17:10  -  17:30Coffee break

Data Assimilation

Chairperson:Ch. Schraff
17:30  -  17:50Junya Fukuda, T. Fujita, Y. Ikuta, Y. Ishikawa, K. Yoshimoto, JMA, Tokyo, Japan
Development of the JMA Local Analysis
17:50  -  18:10Helen Buttery, D. Simonin, S. Ballard, University of Reading, U. K.
Assimilation of Doppler Radial Winds in the UK Met Office 4-km Forecasting System
18:10  -  18:30Virginia Poli, T. Paccagnella, P. P. Alberoni, P. Patruno, ARPA-SIMC, Bologna, Italy
Comparison of two assimilation methods of radar derived surface rain rate over Northern Italy
18:30  -  19:30Invitation of IBL


Tuesday, 17/05/2011

Data Assimilation

Chairperson:U. Blahak
9:00  -  9:20Christoph Schraff, H. Reich, A. Rhodin, DWD, Offenbach, Germany
Overview of the COSMO Priority Project KENDA for Km-scale Ensemble Data Assimilation
9:20  -  9:40Hendrik Reich, A. Rhodin, Ch. Schraff, DWD, Offenbach, Germany
PosterYasutaka Ikuta, Y. Honda, JMA, Tokyo, Japan
1D+4DVAR data assimilation of ground based radar reflectivity using radar simulator
PosterUlrich Blahak, DWD, Offenbach, Y. Zeng, D. Epperlein, KIT-Karlsruhe, Germany, D. Leuenberger, MeteoSwiss, Switzerland
Radar forward operator for data assimilation and model verification for the COSMOmodel

Initiation of Convection

09:40  -  10:00Martin Köhler, O. Stiller, DWD, Offenbach, T. Heus, MPI, Hamburg, Germany
Does convection select moist environments?
10:00  -  10:20Didier Ricard, Ch. Lac, Météo-France, CNRM-GAME, Toulouse, France
A comparison of two nonhydrostatic models for a convective situation using a kinetic energy spectral analysis
10:20  -  11:00Coffee break
Chairperson:M. Köhler
11:00  -  11:20Antonella Morgillo, F. Grazzini, ARPA-SIMC, Bologna, Italy
Sensitivity of convection initiation respect to different boundary conditions in COSMO model at very high resolution
11:20  -  11:40Linda Schlemmer, J. Schmidli, Ch. Schär, ETH Zurich, Zurich, Switzerland, C. Hohenegger, MPI, Hambug, Germany
Diurnal equilibrium convection and land surface atmosphere interactions in an idealized cloud resolving model
11:40  -  12:00Emilie Carter, H. Lean, C. Halliwell, University of Reading, U. K.
Very high resolution model simulations of convective cases
12:00  -  12:20Dennis Stich, C. Forster, A. Tafferner, DLR, Wessling, T. Zinner, LMU München, Germany
Convection initiation nowcasting and verification
12:20  -  13:30Lunch
13:30  -  14:30Guided tour visiting Bad Orb

Physical Parameterisation

Chairperson:B. Ritter
14:30  -  14:50Zbynek Sokol, D. Rezacova, P. Zacharov, ASCR, Prague, Czech Republic
Comparison of convective precipitation forecasts using one and two moment microphysical parameterization
14:50  -  15:10Kwinten van Weverberg, A. M. Vogelmann, H. Morrison, J. Milbrandt, Brookhaven National Laboratory, Upton, USA
Sensitivity of Idealized Squall Line Simulations to the Level of Complexity Used in Two- Moment Bulk Microphysics Schemes
15:10  -  15:30Satoshi Moriyasu, T. Ishimizu, Y. Hirahara, JMA, Tokyo, Japan
Comparison of convective behaviors in meso scale models depending on the horizontal resolutions
15:30  -  17:00Poster session and Coffee
17:00  -  17:20Wolfgang Langhans, J. Schmidli, Ch. Schär, ETH-Zürich, Switzerland
Bulk convergence of kilometer-scale simulations of moist convection over complex terrain
17:20  -  17:40Günther Heinemann, D. Schröder, L. Ebner, M. Bauer, S. Adams, S. Willmes, University of Trier, Germany
COSMO simulations of air-sea-ocean interaction processes and impacts on polynya formation and sea ice production
17:40  -  18:00Zbigniew P. Piotrowski, IMGW, Warschau, Poland, P. K. Smolarkiewicz, NCAR, Boulder, USA
Under-resolved LES of Rayleigh-Bénard convection; effects of Prandtl number anisotropy
PosterBalázs Szintai, A. Horanyi, Hungarian Meteorological Service, Budapest, Hungary
Impact of different PBL parameterizations on the resolved deep convection in the AROME model;  2
PosterVictor Venema, F. Ament, C. Simmer, University of Bonn, A. Schomburg, DWD, Offenbach, Germany
Application of an adaptive radiative transfer scheme in a mesoscale numerical weather prediction mode
12:20  -  13:30Dinner


Wednesday, 18/05/2011


Chairperson:T. Satomura
09:00  -  09:20Nigel Roberts, G. Leoncini, Ch. Wang, University of Reading, U.K.
Forecasting convection using a storm-permitting NWP model ensemble
PosterJørn Kristiansen, S. Sørland, T. Iversen, D. Bjørge, M. Køltzow, I. A. Seierstad, Norwegian Meteorological Institute, Oslo, Norway
High-resolution ensemble prediction of a polar low development
PosterTakehiko Satomura, H. Kamimera, M. Katsumata, J. Matsumoto, S. Mori, S.-Y. Ogino, S. Yokoi, N. Mahavik, Kyoto University, Japan
Numerical Simulation and radar observation of landed tropical storms in tropics
PosterAdam Jaczewski, J. Parfiniewicz, P. Baranski, IMGW, Warschau, Poland
Concerning tornado prediction - a real case conclusions

Operational applications, verifications

09:20  -  09:40Jorge Bornemann, Met Office, Reading, UK
Operational convective scale NWP in the Met Office
PosterUlrich Damrath, DWD, Offenbach, Germany
Application of different bootstrap techniques to estimate the statistical significance of systematic model differences
09:40  -  10:00Coffee break
10:00  -  11:20Working Groups

Working Group 1:

Initiation of convection

Chairperson: M. Köhler
Protocol: U. Blahak


Working Group 2:

Numerical aspects of Global high resolution modelling

Chairperson: G. Zängl
Protocol: M. Baldauf

11:20  -  11:50Coffee break
11:50  -  12:30Presentation of Discussion Groups
13:00End of Workshop

Back to SRNWP homepage.