STANAG 4082 - Adoption of a Standard Artillery Computer Meteorological Message (METCM) is a NATO Standardization Agreement to provide meteorological information for External ballistics. The information consists of virtual temperature, pressure, and wind speed/direction.
The custodian of this STANAG is the MILMET panel, formerly BMWG, within NATO Headquarters. The most recent promulgated copy is Edition 2, dated 28 May 1969. An Edition 3 is currently undergoing ratification.