1. Centro de Geofísica da Universidade de Lisboa, Instituto Dom Luiz, University of Lisbon, Lisbon, Portugal
2. Institute for Atmospheric and Climate Science, ETH, Zurich, Switzerland
3. European Centre for Medium-Range Weather Forecasts, Reading, United Kingdom
4. Institute of Meteorology, Lisbon, Portugal
5. Rocky Mountain Research Station, USDA Forest Service, Fort Collins, Colorado