While affiliated at ECMWF, the first author was sponsored by the Atmospheric Radiation Measurement (ARM) Program of the United States Department of Energy (DOE). We thank Pier Siebesma and Philippe Bougeault for their insightful comments on early versions of this manuscript. Furthermore, we thank Geert Lenderink and Wim de Rooy for the many discussions during the development of this model and Margreet van Zanten for kindly providing the LES data on the RICO case. We thank various members of the staff at ECMWF for their generous support during this study. Finally, we thank Bjorn Stevens and three anonymous reviewers for their constructive comments, which we feel significantly improved both the presentation and the content of this study.
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