The legal duties of MeteoSwiss are the following
- to collect meteorological and climatological data on Swiss territory, permanently and comprehensively
- to take part in the recording, exchange and analysis of meteorological and climatological data on an international scale
- to warn of dangerous weather conditions
- to provide meteorological information for aviation and aviation security on Swiss territory
- to provide climate information and implement measures as a contribution to ensuring a healthy environment in the long term
- to guarantee the monitoring of radioactivity in the atmosphere and to provide the meteorological basis for the calculation of the spread of air pollutants
- to further theoretical meteorology and climatology and to carry out applied research and development projects
- to provide further meteorological and climatological services for the benefit of the general public