1. European Centre for Medium-Range Weather Forecasts, Reading, United Kingdom
2. Météo-France, Brest, France
3. World Climate Research Programme, World Meteorological Organization, Geneva, Switzerland
4. Global Modeling and Assimilation Office, NASA GSFC, Greenbelt, Maryland
5. Institute of Geography, University of Bern, Bern, Switzerland
6. University of Colorado Boulder, and Cooperative Institute for Research in Environmental Sciences, and NOAA/ESRL/Physical Sciences Division, Boulder, Colorado
7. European Centre for Medium-Range Weather Forecasts, and Copernicus Climate Change Service (C3S), European Commission, Reading, United Kingdom
8. Istituto Superiore per la Protezione e la Ricerca Ambientale, Rome, Italy
9. European Organisation for the Exploitation of Meteorological Satellites, Darmstadt, Germany
10. Faculty of Environmental Earth Science, Hokkaido University, Hokkaidō, Japan
11. Deutscher Wetterdienst, Offenbach, Germany
12. Japan Meteorological Agency, Tokyo, Japan
13. National Center for Atmospheric Research, Boulder, Colorado
14. Fondazione Centro Euro-Mediterraneo sui Cambiamenti Climatici (CMCC), and Istituto Nazionale di Geofisica e Vulcanologia, Bologna, Italy
15. European Space Agency, Frascati, Italy
16. Met Office, Exeter, United Kingdom
17. Global Climate Observing System, World Meteorological Organization, Geneva, Switzerland
18. Eidgenössische Technische Hochschule Zürich (ETH Zürich), Zurich, Switzerland
19. Climate Change Institute, University of Maine, Orono, Maine
20. Department of Earth and Environmental Sciences, and Department of Computer Science, Katholieke Universiteit Leuven, Leuven, Belgium
21. Stockholm University, Stockholm, Sweden
22. Department of Meteorology, University of Reading, Reading, United Kingdom
23. Institute of Atmospheric Physics, Academy of Sciences of the Czech Republic, Prague, Czech Republic
24. ArabiaWeather Inc., Amman, Jordan
25. Swedish Meteorological and Hydrological Institute, Norrköping, Sweden
26. CMCC, Bologna, Italy
27. Finnish Meteorological Institute, Helsinki, Finland
28. Beta Group Consulting Engineers, Tehran, Iran