1. Institute for Geophysics and Meteorology, Department of GeosciencesUniversity of CologneCologne Germany
2. Royal Netherlands Meteorological InstituteDe Bilt The Netherlands
3. NASA Goddard Institute for Space StudiesNew York NY USA
4. CIRES, University of ColoradoBoulder CO USA
5. NOAA Earth System Research LaboratoryBoulder CO USA
6. Météo France/CNRMToulouse France
7. Météo France/ENMToulouse France
8. Department of Atmospheric SciencesUniversity of WashingtonSeattle WA USA
9. Met OfficeExeter UK
10. NOAA Center for Weather and Climate Prediction, Environmental Modeling CenterCollege Park MD USA
11. Department of Geoscience and Remote SensingDelft University of TechnologyDelft The Netherlands
12. University of LeedsLeeds UK
13. Météo‐France/CNRM & CNRS/IPSL/LMDToulouse France
14. Meteorological Research Institute, Climate Research Department, Japan Meteorological AgencyTsukuba Japan
15. Department of Atmosphere in the Earth SystemMax‐Planck Institut für MeteorologieHamburg Germany
16. Department of Mathematical SciencesUniversity of Wisconsin‐MilwaukeeMilwaukee WI USA
17. Section of Physical Aspects, European Centre for Medium‐Range Weather ForecastsReading UK
18. University of California at Los AngelesLos Angeles CA USA
19. Pacific Northwest National LaboratoryRichland WA USA
20. NASA Langley Research CentreHampton VI USA