Welcome to AVISO +
The reference portal in altimetry merging the historical AVISO website from Cnes and the CTOH website. Here, you will find data, articles, news and tools to help you discover or improve your skills in the altimetry domain through four key themes: ocean, coast, hydrology and ice.
News
- SWOT Level-3: version 3.0 reprocessing & shorter latency (2025-12-03)
A new SWOT Level-3 release (v3.0) is now available on AVISO : L3 basic & expert 2-km products have been upgraded.
- New version 3.0 of the 4DAtlantic-OHC product (2025-11-25)
The new version 3.0 of the 4DAtlantic-OHC (Ocean Heat Content) product is now available on Global Ocean.
- SWOT at COP30 in Belém (2025-11-25)
The contribution of the SWOT mission to the observation of the ocean and the cryosphere, as well as its potential support to climate education, ocean literacy, and the pr...
Operational News
Products guide
Image of the Month
Ocean indicator : Global Mean Sea Level rise
