- 1978
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Establishment of METRI with two laboratories and one division (April 15)
- 1985
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Expanded to five laboratories, one division and the weather radar observatory at Mt. Gwanak
- 1986
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Establishment of the BAPMoN at Mt. Soback
- 1987
-
Reorganization to one Bureau, four laboratories, three divisions and two Observatories
- 1992
-
Reorganization to four laboratories, BAPMoN observatory and one division
- 1996
-
Relocation of BAPMoN to Anmyon Island, Reorganization into five laboratories and one division
- Establishment of Marine-meteorology Laboratory
- 1998
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Relocation to Shindaebang-dong, Dongjak-Gu, Seoul
- 2000
-
Reorganization to five laboratories, one division, one observatory
- 2005
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Establishment of Typhoon Research Team
(Five laboratories, one division, one observatory)
- 2007
-
Reorganization to National Institute of Meteorological Research Establishment of Policy Research Laboratory
(Seven teams and one observatory)
- 2008
-
Reorganization to seven divisions
Establishment of Seoul Hwangsa Monitoring Center
- 2009
-
Establishment of Research Teams
Marine-Meteorology and Earthquake Research Team
Hydrometeorological Resources Research Team
- 2014
-
Relocation to Seogwipo-si, Jeju-do
- 2015
-
Reorganization to National Institute of Meteorological Sciences
(One bureau and eight divisions)
- 2017
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Reorganization to six divisions
- 2022
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Reorganization to seven divisions & one team
- 2024
-
Reorganization to three divisions, four departments and one team