World Meteorological Organization

The final report of the first meeting of the Standing Committee on Services for Aviation (SC-AVI) Expert Team on Weather and Climate Science for Aviation Applications (ET-WCS-1) is now available here. The meeting was held in Geneva, Switzerland from 16 to 18 April 2024. Working documentation

WMO has published the abridged final report of the third session of the Commission for Weather, Climate, Hydrological, Marine and Related Environmental Services and Applications (SERCOM-3), convened in Bali, Indonesia in March 2024. SERCOM is the parent body of WMO's Standing Committee on Services

Today, 11 June 2024, the seventy-eighth session of the WMO Executive Council endorsed, through Resolution 7 (EC-78), the recommendations and statement arising from an Eighth International Workshop on Volcanic Ash (IWVA-8), which was convened by WMO in Rotorua, New Zealand in February 2023. With the

The United Kingdom Met Office, in collaboration with the World Meteorological Organization and the South African Weather Service, will convene an in-person Aviation Meteorology Training Seminar in Pretoria, South Africa from 30 September to 4 October 2024. Read the WMO Semi-Circular Letter

WTO session for World Environment Day on Supporting the Transition to Clean Energy Wednesday, 5 June 2024, 08:00 – 10:00 UTC (10:00 – 12:00 CEST) For more information, visit the session's webpage Background To mark World Environment Day, the World Trade Organization (WTO) will be hosting an event on

The SWCEM Newsletter Issue 10, May 2024 has been published.

WMO is pleased to announce that the Commission for Weather, Climate, Hydrological, Marine and Related Environmental Services and Applications (SERCOM) is organizing the Aeronautical Meteorology Scientific Conference 2024 (AeroMetSci-2024). The conference will be held at the WMO Headquarters in

Operational Newsletter (2024) Operational Newsletter (2021-2023) Archive

The third session of Commission for Observations, Infrastructure, and Information Systems (INFCOM) was held from 15 to 19 April, in Geneva, Switzerland. INFCOM decided to significantly advance the new WMO global data sharing system which will become operational at the beginning of next year and

The Provisional 2024 edition of the Guide to Instruments and Methods of Observation (WMO-No. 8) is available here.