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. 

Products guide
Image of the Month
Altimetry showns an increased steepness of waves interacting with currents accelerating abruptly. High quality...Aug. 2018: Waves steepen in accelerating currents
Ocean indicator : Global Mean Sea Level rise