1. Geosciences Barcelona (GEO3BCN-CSIC), 08028 Barcelona, Spain
2. Instituto Dom Luiz (IDL), Faculty of Sciences, University of Lisbon, 1749-016 Lisbon, Portugal
3. Departamento de Meteorologia, Instituto de Geociências, Universidade Federal do Rio de Janeiro, 21941-916 Rio de Janeiro, Brazil
4. Science and Innovation Department, World Meteorological Organization (WMO), 1211 Geneva, Switzerland
5. Department of Physics, Universidad de Extremadura, 06800 Mérida, Spain