The developing course and the consequential achievement of the meteorological decisionmaking services were briefly reviewed. The content and character of the meteorological decisionmaking services as well as the meteorological disaster evaluating technique were described. By studying the meteorological service cases of some significant events, such as the landfalling typhoon, the floodinducing rainstorm, the cryogenic freezing rain and snow weather, the 12 May 2008 Wenchuan Earthquake, as well as the 2008 Beijing Olympic Games and Paralympic Games, the factors influencing the meteorological decisionmaking service benefit were analyzed, the successful experiences were summarized, and some ideas about further improving were put forward.