... Research Centre for Geosciences, Department 5: Earth Surface Processes, Telegrafenberg, 14473Potsdam, Germany, guentner@gfz-potsdam.deSean B. Healy European Centre for Medium-Range Forecasts, ECMWF,Reading, ... Research Centre for Geosciences, Centre for GeoInformation Technology, Telegrafenberg, 14473Potsdam, Germany, roko@gfz-potsdam.deIna Krasbutter Institute of Geodesy and Geoinformation, University ... Centre for Geosciences, Centre for GeoInformation Technology, Telegrafenberg, 14473Potsdam, Germany, Vivien.Mende@gfz-potsdam.deUlrich Meyer Helmholtz-Zentrum Potsdam, Deutsches GeoForschungsZentrum(GFZ),...