Morocco put an enthusiastic plan aim to develop its energy resources to meet the expanding local demand each year. Morocco's vision for 2030 gives a central role to the development of renewable energies in the light of increasing the investment in clean energy by reducing the reliance on oil and its derivatives. This article analyzes the wind energy potential in the Tiznit province with 24-years wind speed data at a height of 10 m using two-parameter Weibull distribution with the intention of developing this desert region that suffers from long dry seasons and poor developed energy resources. The choice of this province is justified by the benefit of the inauguration of a large renewable energy project, between Morocco and the United Kingdom, for the export of green energy using four subsea cables HVDC, each 3800 km long. This cable will follow the shallow water route from the Moroccan site (Guelmim-Oued Noun) to a grid location in Great Britain (Alverdiscott in Devon), passing through Spain, Portugal and France. The main advantage of this location is a significant reduction in maintenance costs and other costs associated with wind energy in the region. The results proved that the development of the onshore wind sector in the Tiznit province is beneficial. Wind speed and energy density were calculated on a monthly average. The performance indicators used in the analysis showed that the VESTAS V82-0.9 MW-70 m wind turbine, among the four technologies selected, provided the best capacity factor of 36.91 % and an annual power production of 3.0 GWh. Based on the Present Value Cost method, the economics aspects was discussed. As a result, the production cost in the Tiznit province for one kWh is 3.8 US cent.