This day commemorates the formal establishment of the World Meteorological Organisation (WMO) in 1950.
The day highlights “the essential role that ‘National Meteorological and Hydrological Services’ (NMHS) plays in the safety and wellbeing of the society.”
This year theme is ‘the future of weather, climate and water across generations’.
The idea of IMO came from the Vienna International Meteorological Congress 1873.