World Meteorological Day
Every 23 March, the World Meteorological Organization commemorates the coming into force of the Convention establishing the World Meteorological Organization on 23 March 1950.
It showcases the essential contribution of National Meteorological and Hydrological Services to the safety and wellbeing of society and is celebrated with activities around the world. The themes chosen for World Meteorological Day reflect topical weather, climate or water-related issues.
The theme for World Meteorological Day 2025 is “Closing the early warning gap together“.
Closing the Early Warning Gap Together
WMO recently confirmed that 2024 was the hottest year on record. Changes in our environment are driving more extreme weather events. Rapidly intensifying tropical cyclones, devastating rainfall, storm surges, flooding, deadly droughts, and wildfires are on the rise. Sea levels are increasing, exposing densely populated coastal areas to coastal inundation and ocean wave impacts. The societal effects of these events continue long after the headlines fade.
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