The RA III Expert Team on Observations Exchange and Information System (RA III-ET-WIS) works under the Committee on Infrastructure (RA III-C-INF) to advance the WMO Information System (WIS). It guides Members on WIS 2.0 implementation and the deployment of WIS2BOX. The Team promotes knowledge sharing from demonstration projects, advises on information systems, and provides critical capacity building to ensure seamless data exchange and the successful execution of regional projects.