Description / Abstract: Postulates operational goals and applications, recommends standards and test procedures for ground-based automated weather observation equipment. Provides system characteristics for users, designers, manufacturers, and installers of such equipment of interest to various users, including airfield operations, meteorological services, aviation administrations, airplane and helicopter operators, etc. Includes test June 2014 RTCA List of Available Documents Page 94 of 142 conditions and procedures for installed system performance and operational characteristics with test procedures.