1. Institute for Climate and Atmospheric Science, School of Earth and Environment; University of Leeds; Leeds UK
2. Agence Nationale de l'Aviation Civile du Niger (ANAC-NIGER); Niamey Niger
3. Regional Training Centre; Nigerian Meteorological Agency; Oshodi-Lagos Nigeria
4. Ghana Meteorological Agency; Takoradi Airport; Takoradi Ghana
5. Ecole Africaine de la Météorologie et de l'Aviation Civile (EAMAC); Niamey Niger
6. Agence Nationale de l'Aviation Civile et de la Météorologie du Sénégal (ANACIM); Dakar Sénégal
7. Karlsruhe Institute of Technology (KIT); Karlsruhe Germany
8. Met Office; Exeter UK
9. CNRM-UMR3589, CNRS & Météo-France; Toulouse France
10. African Centre of Meteorological Applications for Development (ACMAD); Niamey Niger
11. University of Cologne; Cologne Germany
12. LTHE-IRD; Grenoble France
13. (UK Met Office/SWFDP) and Paul Hutcheon (UK Met Office)