The Turkish State Meteorological Service, Turkish State Meteorological Service which was established on 10 February 1937 is only authorized governmental establishment to do following meteorological related works and services:

• Prepare and issue weather forecast reports for short, medium and long range;
• Establish and operate weather observing stations for synoptic, climatological and aviation purposes;
• Provide meteorological data and services to public and military;
• Coordinate and carry out international activities;
• Coordinate and carry out research activities;

The TSMS has the membership of the following international organizations:

• WMO (the World Meteorological Organization), a specialised agency of the United Nations which organises the work and collaboration of all the national meteorological services
• ECMWF, a European intergovernmental organisation providing global meteorological and oceanographic forecasts
• EUMETSAT, the European meteorological satellite organisation for the establishment, maintenance and exploitation of operational meteorological satellite systems
• ECOMET, a European organisation dealing with commercial activities within the meteorological community.
• ICAO, a UN specialised agency which provides Standards and Recommended Practices (SARP) for the safe, regular and economic performance of international civil aviation.