Summer Arctic Clouds in the ECMWF Forecast Model: an Evaluation of Cloud Parameterization Schemes

Georgia Sotiropoulou1, Joseph Sedlar1, Richard Forbes2 and Michael K H Tjernstrom3, (1)Stockholm University, Stockholm, Sweden, (2)European Centre for Medium-Range Weather Forecasts, Reading, United Kingdom, (3)Stockholm University, Dept. of Meteorology, Stockholm, Sweden