1 School of Atmospheric Sciences and Guangdong Province Key Laboratory for Climate Change and Natural Disasters, Sun Yat-sen University, Guangzhou 510275, China; Key Laboratory of Tropical Atmosphere-Ocean System (Sun Yat-sen University), Ministry of Education, and Southern Laboratory of Ocean Science and Engineering (Zhuhai), Zhuhai 519082, China. Electronic address: liqingx5@mail.sysu.edu.cn.
2 School of Atmospheric Sciences and Guangdong Province Key Laboratory for Climate Change and Natural Disasters, Sun Yat-sen University, Guangzhou 510275, China.
3 National Centers for Environmental Information, National Oceanic and Atmospheric Administration, Asheville NC 28801, USA.
4 School of Atmospheric Sciences and Guangdong Province Key Laboratory for Climate Change and Natural Disasters, Sun Yat-sen University, Guangzhou 510275, China; Key Laboratory of Tropical Atmosphere-Ocean System (Sun Yat-sen University), Ministry of Education, and Southern Laboratory of Ocean Science and Engineering (Zhuhai), Zhuhai 519082, China.
5 Climate Research Division, Environment and Climate Change Canada, Toronto M3H5T4, Canada.
6 Chinese Academy of Meteorological Sciences, China Meteorological Administration, Beijing 100081, China.
7 Climatic Research Unit, School of Environmental Sciences, University of East Anglia, Norwich NR47TJ, UK.