EUMETSAT is the permanent secretariat of the CGMS and responsible for securing the annual plenary session, following up of plenary actions, guiding CGMS during the inter-sessional periods between plenary sessions, guiding the CGMS working groups, and general management and administration.
There are five CGMS Working Groups: WG I on satellite systems and operations; WG II on satellite data and products; WG III on operational continuity and contingency planning; WG IV on support for end users; and SWCG on space weather coordination.
International science working groups
In addition, there are a few International Science Working Groups interacting with CGMS: The International TOVS Working Group – ITWG; the International Precipitation Working Group – IPWG; the International Winds Working Group – IWWG; the International Radio Occultation Working Group – IROWG and the International Clouds Working Group (ICWG). The last four Working Groups originate from CGMS WG II and plenary sessions.