1. European Centre for Medium‐Range Weather Forecasts (ECMWF) Reading UK
2. Oeschger Centre for Climate Change Research and Institute of Geography University of Bern Switzerland
3. Department of Meteorology and Geophysics University of Vienna Austria
4. National Center for Atmospheric Research (NCAR) Boulder CO USA
5. Direction de la Climatologie et des Service Climatiques, Météo‐France Toulouse France
6. Direction des Systèmes d'Observation (DSO) Centre de Météorologie Marine (CMM), Météo‐France Brest France
7. Met Office Hadley Centre Exeter UK
8. Russian Research Institute for Hydrometeorological Information ‐ World Data Center (RIHMI‐WDC) Obninsk Russia
9. Instituto Dom Luiz Faculdade de Ciências da Universidade de Lisboa Portugal