User requirements for observation (OSCAR/Requirements)
This database is the official repository of requirements for
observation of physical variables in support of WMO Programmes and
Co-sponsored Programmes. These requirements are maintained by the
focal points designated for each application area.
It is the foundation of the Rolling Requirements Review (RRR) process overviewed by the Expert Team on Evolution of Global Observing Systems (ET-EGOS) of CBS. (More information)
The requirements are regularly reviewed by groups of experts nominated by these organizations and programmes. For WMO, this process is conducted by the Expert Team on Evolution of the Global Observing System (ET-EGOS) and its designated focal points for each of the WMO application areas .
Using the database
To explore the database, you can use the "Quick Search" in the top right corner, when looking for a specific Variable, Application or Theme. You can also consult the full tables, and use the filter options provided.
The database is open for consultation. Editing is only possible by designated focal points, after login.