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
- New version 2.0 of Tide Gauges products (2025-07-15)
Two Corsica sites of Senetosa and Macinaggio tide gauges data have been fully reprocessed on March 2025.
- Swot tracks significant inflow of oxygen-rich waters to the Baltic Sea (2025-07-03)
For the first time, the Swot satellite captured a major inflow of oxygen-rich waters in the Baltic Sea across Denmark Straitwith unprecedented spatial resolution.
- Tsunami waves observed by Swot for the second time (2025-06-20)
Two years after the first 2D picture of a tsunami in the Southwest Pacific Ocean new tsunami wave features were caught in the South Atlantic Ocean on May 2, 2025
Operational News
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Image of the Month
Ocean indicator : Global Mean Sea Level rise
