(, Xin Mao Feb. 12), March 19, 1951 in Paris, held the first session of the General Assembly of the World Meteorological Organization (WMO). In March 1951, 19, 2010 in Paris, held the first session of the General Assembly of the World Meteorological Organization (WMO), the formal establishment of the institutions. Headquartered in Geneva, Switzerland. Its predecessor, the International Meteorological Organization.

1951 became a specialized agency of the United Nations. The purpose of the organization: to promote international cooperation set of meteorological stations network to meteorology, hydrology and related geophysical and meteorological observations; promote the establishment of the meteorological situation very fast exchange system; promote standardization of meteorological observations; promotion of meteorology to aviation , navigation, irrigation, agriculture and other human activities; promotion of the door of the meteorological department and Hydrological Services in close cooperation; encourage and coordinate research and training in meteorology and related fields.
accordance with this aim, the organization has established a relatively complete weather observation, telecommunications and information systems. (History TodayOnHistory.com)