Aaron Anthony Boone, CNRS, CNRM-Meteo-France, Paris Cedex 16, France, Martin Best, Met Office, Wallingford, United Kingdom, Joan Cuxart, Universitat de les Illes Balears (UIB), Department of Physics, Palma, Spain, Jan Polcher, CNRS/IPSL, Laboratoire de Météorologie Dynamique (LMD), Paris, France, Pere Quintana-Segui, Observatori de l'Ebre, Universitat Ramon Lull-CSIC, Roquetes, Spain, Joaquim Bellvert, IRTA Institute of Agrifood Research and Technology, Llieda, Spain, Jennifer Brooke, University of Leeds, Leeds, United Kingdom, Guylaine Canut, CNRM-Meteo France, Toulouse Cedex 01, France and Jeremy Price, Met Office, Boundary Layer Observational Research, Cardington, United Kingdom