National meteorological and hydrometeorological services
National meteorological and hydrometeorological services of DC members
| Austria | Central Institute for Meteorology and Geodynamics |
| Bulgaria |
National Institute of Meteorology and Hydrology |
| Croatia | Meteorological and Hydrological Service |
| Germany | National Meteorological Service |
| Hungary | Meteorological Service of the Republic of Hungary |
| Republic of Moldova | State Hydrometeorological Service |
| Romania | National Meteorological Administration |
| Russian Federation | Russian Federal Service for Hydrometeorology and Environmental Monitoring |
| Serbia | Republic Hydrometeorological Service of Serbia |
| Slovakia | Slovak Hydrometeorological Institute |
| Ukraine | Ukrainian Hydrometeorological Center |
National meteorological and hydrometeorological services of DC observers
| Belgium | Royal Meteorological Institute |
| Cyprus | Meteorological Service |
| Republic of North Macedonia | Macedonian Hydrometeorological Service |
| Georgia | National Environmental Agency |
| Czech Republic | Czech Hydrometeorological Institute |
| France | Météo-France |
| Greece | Hellenic National Meteorological Service |
| Montenegro | Hydrometeorological Institute of Montenegro |
| Netherlands | Royal Netherlands Meteorological Institute |
| Republic of Türkiye | Turkish State Meteorological Service |