Affiliations

• ¹ National Centre for Atmospheric Science, Department of Meteorology, University of Reading, Reading RG6 6BB, UK.
• ² Department of Earth and Environment, Boston University, Massachusetts 02215, USA.
• ³ School of Earth Sciences and Woods Institute for the Environment, Stanford University, California 94305, USA.
• ⁴ Federal Office of Meteorology and Climatology, MeteoSwiss, Zurich CH-8058, Switzerland.
• ⁵ 1] Met Office Hadley Centre, FitzRoy Road, Exeter EX1 3PB. UK [2] Department of Geography, Exeter University, Exeter EX4 4RJ. UK.
• ⁶ School of Geosciences, University of Edinburgh, Edinburgh EH9 3JW, UK.
• ⁷ Centre for Ocean and Atmospheric Sciences, School of Environmental Sciences, University of East Anglia, Norwich NR4 7TJ, UK.
• ⁸ Institute for Atmospheric and Climate Science, ETH Zurich, CH-8092 Zurich, Switzerland.
• ⁹ Met Office Hadley Centre, FitzRoy Road, Exeter EX1 3PB. UK.
• ¹⁰ Department of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139-4307, USA.
• ¹¹ Department of Science, Information Technology, Innovation and the Arts, and University of Queensland, Brisbane, Queensland 4001, Australia.
• ¹² Geophysical Fluids Dynamics Laboratory, Princeton, New Jersey 08540, USA.