Located in West Africa, Burkina Faso is between 9° 20 ' and 15° 5 ' latitude north, and between 2° 20 ' longitude east and 5° 30 ' longitude west, Burkina Faso is landlocked country, with an area of 274,200 Km² and the number of its inhabitant is estimated around17.42 million in 2014 (The World Bank, 2015). Burkina Faso is bordered in the North and the West by Mali; in the South by Cote d’Ivoire, Ghana, Togo and Ghana and to the East by Niger. He counts forty five (45) provinces and thirteen (13) regions and divided in three (3) climatic zones: Sahelian zone in the Northern part, Sudano-Sahelian zone located between 11° 3′ and 13° 5′ latitude north and Sudano-Guinean zone in the south as shown in the figure 3.2.
The wind speed data for ten (10) stations were obtained from the Meteorological service of Burkina Faso. There are ten (10) synoptic stations in Burkina Faso due to technical and economic constraints. Two (2) of which Ouagadougou and Bobo-Dioulasso are managed by the agency for air navigation safety in Africa and Madagascar (ASECNA) and are located inside airports. The remaining are managed by the delegation to national aviation activities called DAAN (La Délégation aux Activités Aéronautiques Nationales) in French.
The recorded data at these stations are sent to the met service where the data are stored. The tasks of the Burkina Faso’s met service is: (i) to check and to handle the weather devices in partnership with the competent institutions, (ii) to ensure the