1. a School of Earth and Environment, University of Leeds, Leeds, United Kingdom
2. b Ronin Institute for Independent Scholarship, Montclair, New Jersey
3. c University of Leeds Met Office Strategic (LUMOS) Research Group, School of Earth and Environment, University of Leeds, Leeds, United Kingdom
4. d Met Office, Exeter, United Kingdom
5. e CNRM, Université de Toulouse, Météo-France, CNRS, Toulouse, France