The Meteorology Division, formerly known as Apia Observatory since it was established in 1902, is under the auspices of the Ministry of Natural Resources Environment and Meteorology. Its mandate and functions: Weather, Hydrology, Geophysics (Seismology & Geomagnetism), Climate Services, Climate Change, Geology and Disaster Management.

Budget support is statutory from government, except project UNDP/GEF/UNFCCC funding for Climate Change, Ozone and partial project funding for Disaster Management from a World Bank project.

Institutionally set up into seven sections in the various disciplines stated above, with a total staff of 50 people.

Meteorology Division web site