To review the history of meteorological observation development, close relationship between meteorological observation and weather forecasting has bee n analyzed, and the result shows that meteorological observation development has promoted weather forecasting development. Furthermore current development of me teorological observation is described, the prospect of new meteorological observ ation technology application and the future trend of meteorological instrumental development are analyzed and depicted. Finally some international integrated me teorological observation plans such as GCOS, GEOSS and WIGOS are introduced.