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RA IV-18

Session information

The eighteenth session of the Regional Association IV (RAIV-18) of the World Meteorological Organization (WMO) which was planned to take place virtually from 30 November to 3 December 2020 is postponed and will now take place from 8 to 11 February 2021 (14:00 to 17:00 UTC).

information.pngOnline registration

Online pre-registration is required for all participants. In view of their official status with WMO, Permanent Representatives of WMO Members (PRs) have been given access to an online Event Registration System allowing the pre-registration of their respective delegations. More information concerning online pre-registration is provided under the section Online Registration of this website.


Please note that the submission of information through the online event registration system does not exempt Members from the need to provide valid credentials for the participating delegation. Letters can be sent by e-mail to

language.pngWorking languages

Simultaneous interpretation into English, French and Spanish will be provided during the online plenary meeting through the virtual platform.

Documents will be issued in these two WMO official languages and will be posted before and during the session on this website.

agenda.pngTentative workplan

The tentative work plan for the session is provided in the Tentative workplan section (left-hand menu) of this website.

The tentative work plan is subject to changes, as it provides only an initial indication of the meetings and agenda items that will be taken up at the session. The actual work plan will be adjusted by the Coordination Committee, as necessary, during the session, and will be provided online and in the daily order of business. All efforts will be made to minimize deviations from the work plan.


A survey will be set up at the end of the session. 

information.pngContact information

For questions regarding the online session, please contact the WMO Conference Services at

event.pngList of participants

A provisional list of participants will be uploaded on the session website shortly after the beginning of the remote session. This list will be updated on a daily basis.

download.pngHow to download documents?

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