Date of publication: February 2004
COSMO Newsletter No. 4, February 2004 | |||
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Get the "one-piece" document (pdf, 36Mb) | |||
1 | Contents | page | |
Introduction | 5 | ||
2 | The COSMO Consortium | 7 | |
2.1 | General | 7 | |
2.2 | Agreement | 8 | |
2.3 | Organizational Structure | 8 | |
3 | Model System Overview | 9 | |
3.1 | Lokal-Modell | 9 | |
3.2 | Data Assimilation | 16 | |
3.3 | Boundary Conditions from Driving Models | 20 | |
3.4 | Postprocessing | 21 | |
3.5 | Data Flow of the LM Package | 22 | |
3.6 | Documentation | 23 | |
4 | Operational Applications | 24 | |
4.1 | ARPA-SMR | 25 | |
4.2 | DWD | 26 | |
4.3 | HNMS | 28 | |
4.4 | IMGW | 29 | |
4.5 | MeteoSwiss | 30 | |
4.6 | COSMO Limited-Area Ensemble Prediction System | 34 | |
5 | Changes to the Model System | 36 | |
5.1 | Major Changes to LM | 37 | |
5.2 | Major Changes to GME2LM | 46 | |
6 | Working Groups | 47 | |
6.1 | WG 1: Data Assimilation | 47 | |
6.2 | WG 2: Numerical Aspects | 48 | |
6.3 | WG 3: Physical Aspects | 49 | |
6.4 | WG 4: Interpretation and Applications | 51 | |
6.5 | WG 5: Verification and Case Studies | 52 | |
6.6 | WG 6: Reference Version and Implementation | 53 | |
7 | COSMO Meetings and Events | 55 | |
7.1 | Meetings in 2002 | 55 | |
7.2 | Guest Scientists | 58 | |
7.3 | Internal Visits | 58 | |
7.4 | Upcoming COSMO Meetings | 58 | |
7.5 | Announcements | 59 | |
8 | Results and Methods of Model Verification (Introduction) | 61 | |
High Resolution Verification of Daily Cycle over Switzerland | Francis Schubiger | 63 | |
Verification of aLMo Runs with European SYNOP and GPS Data | Pirmin Kaufmann | 67 | |
Verification of Surface Weather Parameters at DWD | Ulrich Damrath | 72 | |
Verification of LAMI at Synop Stations | Patrizio Emiliani, M. Ferri, A. Galliani and E. Veccia | 79 | |
Examples of Verification of the LM Results Vs. Synoptic Observations and Vertical Soundings | Andrzej Mazur and Katarzyna Starosta | 86 | |
Operational Verification of Vertical Profiles at DWD | Ulrich Pflueger | 95 | |
Operational Verification of Vertical Profiles at MeteoSwiss | Marco Arpagaus | 104 | |
Verification of Vertical Profiles at UGM | Patrizio Emiliani, M. Ferri, A. Galliani and E. Veccia | 107 | |
Verification of Lokal-Modell Operational Suites at ARPA-SIM: Impact of the Nudging-based Assimilation Scheme | F. Boccanera, C. Marsigli, T. Paccagnella and P. Patruno | 113 | |
The COSMO LM PL Precipitation Forecasts are Verified on Daily Rainfall Data Averaged over Selected River Basins | Malgorzata Mierkiewicz and Jan Parfiniewicz | 119 | |
Quasi Real-Time Verification of aLMo Radiation Budget Forecasts with Payerne Measurements | Marjorie Perroud and Dominique Ruffieux | 122 | |
COSMO-LEPS Verification: First Results | Chiara Marsigli, F., Boccanera, A. Montani, F. Nerozzi and T. Paccagnella | 125 | |
9 | Model Development and Application (Introduction) | 136 | |
Impact of a Bias Correction Scheme for Vaisala RS80 Radiosonde Relative Humidity Observations | Christoph Schraff | 137 | |
Assimilation of Radar Data in the LM at DWD | Stefan Klink and Klaus Stephan | 143 | |
The Z-coordinate LM | Juergen Steppeler, S. Janjic, H.-W. Bitzer, P. Prohl and U. Schaettler | 151 | |
Formulation of the LM's Dynamical Lower Boundary Condition | Almut Gassmann | 155 | |
Development of a Kilometer-Scale NWP-System: LMK | Guenther Doms and Jochen Foerstner | 159 | |
Runge-Kutta Time Integration and High-Order Spatial Discretization of Advection - A New Dynamical Core for the LM | Jochen Foerstner and Guenther Doms | 168 | |
Prognostic Precipitation in the Lokal-Modell (LM) of DWD | Michael Baldauf and Jan-P. Schulz | 177 | |
Recent Changes to the Cloud-Ice Scheme | Guenther Doms, D. Majewski, A. Mueller and B. Ritter | 181 | |
Numerical Simulation of Tropical Cyclogenesis with the Lokal-Modell | Thomas Frisius | 189 | |
Evaluation of the Two-Way Nesting Version of LM at HNMS | Euripides Avgoustoglou and Ioannis Papageorgiou | 197 | |
Real-Time Direct Link Between Meteorological-and Dispersion Models | Andrzej Mazur | 203 | |
10 | Collaboration and External Users of LM | 210 | |
10.1 | International Projects | 210 | |
10.2 | National Projects and Collaboration | 211 | |
10.3 | External Users of LM | 213 | |
11 | Appendices | 218 | |
Appendix A: The GRIB Binary Data Format used for LM I/O | 218 | ||
Appendix B: Available LM Output Fields | 224 | ||
Appendix C: List of COSMO Newsletters and Technical Reports | 230 |