1. Deutscher Wetterdienst Consolidation of software for the generation of External Parameters and extension with new raw data sets Hermann Asensio

2. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Outline  current status of software system for external parameters  Software Requirements Specification  planned extensions

3. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach  Both systems use the same raw data sets. ksh scripts Fortran programs global icosahedral grid Output: GRIB files with external Parameters GME ksh scripts Fortran programs limited area domain Output: GRIB files with external Parameters COSMO Current status of software system for external parameters

4. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Overall description of the External Parameter System external parameters on target grid GLOBE orography DSMW soil data GLC2000 land use Current status of software system for external parameters

5. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Step 1: get user settings (domain) Step 3: generate target grid Step 2: get raw data Step 4b: aggregate soil data Step 4d: aggregate NDVI data Step 4c: aggregate land use data Step 6: generate output GRIB file Step 5: check for consistency, merge results Current status of software system for external parameters Step 4a: aggregate topography data COSMO

6. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach geometrical height [m]

7. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach fraction land cover (land-sea mask)

8. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach ksh scripts Fortran programs global icosahedral grid GME ksh scripts Fortran programs limited area domain COSMO current status external parameter generation new library external parameter generation ksh scripts Fortran programs (Fortran 2003/ Fortran 95) user defined grid Icon,GME COSMO

9. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Software Requirements Specifications  explanation of the purpose and features of the External Parameter system

10. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Software Requirements Specifications user requirements:  support of variable domains (including poles) on the earth  the output data should contain information on the processing software and input raw data (reproducibility)  the EXTPAR software system should be run from a shell  addition of further external parameter fields should be feasible

11. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Software Requirements Specifications technical requirements:  NetCDF as basic file format for Input/Output  source code in Fortran 2003 / Fortran 95 Standard  technical documentation with doxygen (HTML and/or Latex style documentation generated with the help of “tags” from comments in the Fortran source code)

12. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach System for generation of external parameters Step 1: get user settings (domain) Step 3: generate target grid Step 2: get raw data Step 4b: aggregate soil data Step 4…: Step 4c: aggregate land use data Step 6: generate output NetCDF file Step 5: check for consistency, merge results Step 4a: aggregate topography data

13. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach User interfaces  direct login, ksh-script  Webinterface  NUMEX (DWD)

14. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Additional external parameters  Current external parameter fields for the COSMO model, total 15 fields  planned extensions for the COSMO model, total 30 fields HH, FR_LAND, SOILTYP, Z0, SSO_STDH, SSO_GAMMA, SSO_THETA, SSO_SIGMA, PLCOV_MN, PLCOV_MX, LAI_MN, LAI_MX, FOREST_D, FOREST_E, ROOTDP HH, FR_LAND, SOILTYP, Z0, SSO_STDH, SSO_GAMMA, SSO_THETA, SSO_SIGMA, PLCOV_MX, LAI_MX, FOREST_D, FOREST_E, ROOTDP NDVI, NDVI_MX, NDVI_RATIO, AER_BC, AER_DUST, AER_SO4, AER_SS, T2M_CL, URBAN, PRS_MIN, EMISS_RAD, FR_LAKE, DEPTH_LK, SLOPE_ASP, SLOPE_ANG, HORIZON, SKYVIEW

15. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Additional external parameters Normalized Differential Vegetation Index (NDVI)

16. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Additional external parameters longwave surface emissivity

17. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Additional external parameters urban fraction

18. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Currently used raw data for external parameters GLOBE DSMW GLC2000 Raw data for external parameters

19. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach  NDVI (SEAWiFS)  climatology of near surface temperature (CRU)  lake database (DWD) Additional raw dataset Raw data for external parameters

20. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach  Harmonized World Soil Database  Modis data for albedo (?)  ETOPO1 (?) Raw data for external parameters Alternative raw dataset

21. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Outlook  new code basis for generation of external parameters,including documentation 2009-12 (COLOBOC deliverable, Task 2)  extended set of external parameters 2009-12 (COLOBOC deliverable, Task 3.2)

22. Deutscher Wetterdienst Hermann Asensio, DWD, COSMO Priority Project COLOBOC 2009-09-07, Offenbach Thank you for your attention!