Estonian Weather Service is a department part of the Estonian Environment Agency, which in turn is under the responsibility of the Ministry of Climate.
[1] Estonian Weather Service is a member of the World Meteorological Organization (WMO) and European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT).
Before 1 June 2013, the department was a separate agency on its own known as the Estonian Meteorological and Hydrological Institute (EMHI).
[2] Estonian Weather Service's webpage offers a 4-day-forecast (also in Russian and English), week forecast and month forecast (only in Estonian).
Page also has a radar, model forecast and warnings.