Warm pool atmospheric heating amplifies the Walker Circulation, providing opportunities for successful long-lead drought predictions

Chris C Funk1, Sharon E Nicholson2, Andreas H. Fink3, Zewdu Segele4, Hussen Endris4, Laura Harrison1, Gideon Galu5 and Diriba Korecha6, (1)University of California Santa Barbara, Santa Barbara, CA, United States, (2)Florida State University, Tallahassee, FL, United States, (3)Karlsruhe Institute of Technology, Institute for Meteorology and Climate Research, Karlsruhe, Germany, (4)IGAD Climate Prediction and Applications Centre, Nairobi, Kenya, (5)FEWS NET, Nairobi, Kenya, (6)FEWS NET, Addis Ababa, Ethiopia