The State of the Global Climate 2021
The global climate system is complex. In order to unpack such complexity, the WMO State of the Global Climate uses seven Climate Indicators to describe the changing climate—providing a broad view of the climate at a global scale ...
Global Greenhouse Gas Monitoring Infrastructure
Sustained, routine global monitoring of greenhouse gas concentrations and fluxes is required to help us understand climate change and to provide support to mitigation action taken by the Parties to the UNFCCC and the Paris Agreement. ...
United in Science 2022
A multi-organization high-level compilation of the most recent science related to climate change, impacts and responses. ...
WMO e-Library
WMO e-Library provides free access to a vast collection of publications on meteorology, climatology, hydrology, and related fields. It contains materials produced by WMO, jointly produced with other agencies, or sponsored/co-sponsored by WMO, as well as legacy publications by WMO’s predecessor – the International Meteorological Organization (IMO), founded over 150 years ago in 1873.
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Recently published
WMO Bulletin
Vol. 73 (2) – 2024
The Dividends of Climate Research, Data and Services
2024 State of Climate Services
Five-year Progress Report (2019–2024)
WMO-No. 1363WMO Greenhouse Gas Bulletin
No. 20 – 28 October 2024
The State of Greenhouse Gases in the Atmosphere Based on Global Observations through 2023
Commission for Observation, Infrastructure and Information Systems (INFCOM-3)
Abridged Final Report of the Third Session
WMO-No. 1353Commission for Weather, Climate, Hydrological, Marine and related Environmental Services and Applications (SERCOM-3)
Abridged Final Report of the Third Session
WMO-No. 1352The Global Climate 2011-2020
A decade of accelerating climate change
WMO-No. 1338World Meteorological Congress (Cg-19)
Abridged Final Report of the Nineteenth Session
WMO-No. 1326Basic Documents – 1
Basic Documents No. 1 (Convention, General Regulations, Staff Regulations, Financial Regulations and Agreements)
WMO-No. 15
Basic Documents – 2
Manual on Marine Meteorological Services, Volume I – Global Aspects
Annex VI to the WMO Technical Regulations
WMO-No. 558Basic Documents – 2
Manual on the WMO Integrated Processing and Prediction System
Annex IV to the WMO Technical Regulations
WMO-No. 485