1. Institute for Atmospheric and Environmental Sciences Goethe University Frankfurt Frankfurt Germany
2. Hans Ertel Centre for Weather Research, Deutscher Wetterdienst Offenbach Germany
3. Department of Atmospheric and Cryospheric Sciences University of Innsbruck Innsbruck Austria
4. Regional Office Salzburg and Upper Austria GeoSphere Austria Salzburg Austria
5. Department of Meteorology and Geophysics University of Vienna Vienna Austria
6. Research Department, European Centre for Medium‐Range Weather Forecasts Bonn Germany