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    • Temporal extension: SWOT L3_LR_SSH Unsmoothed v2.0.1 and 'on the fly' for Basic/Expert

      2025-06-02

      We are pleased to announce the delivery of new files for v2.0.1 SWOT Level 3 Ocean products.

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      ALTICAP Product Training Course at Living Planet Symposium 2025 in Vienna

      2025-05-28

      Sunday June 22, 2025, 15:30, room 0.49/0.50

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      New v2.0.1 of Experimental Multimission Gridded Sea Level Heights and Velocities with SWOT

      2025-05-27

      A new version (2.0.1) of the Experimental Multimission Gridded Level 4 Sea Level Heights and Velocities with SWOT using MIOST mapping method is now available on AVISO.

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      New version 2.0 of 4DAtlantic-OHC product

      2025-05-23

      The new version 2.0 of the 4DAtlantic-OHC (Ocean Heat Content) product covers the period April 2002 to December 2022 and is based on in-situ observations in addition to the satellite altimetry and gravimetry observations already taken into account in v1.0.

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      New Level-2P Derived products from SWIM instrument of CFOSAT

      2025-05-22

      The AVISO team is pleased to announce the release of a new product: “Level-2P Derived products from SWIM instrument of CFOSAT”

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      [SWOT] NALT Geophysical Data Record Release version S

      2025-05-21

      The SWOT project is pleased to announce the public release of the Level 2 Nadir Altimeter (NALT) Geophysical Data Record (GDR) version S 2.01 products.

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      SWOT Science Data Products Transitioning from Version C to Version D

      2025-05-19

      SWOT Science Data Products Transitioning from Version C to Version D on April 28, 2025. We are pleased to inform you that the transition to KaRIn Version D products is complete.

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      New Sargassum Seasonal Forecast dataset

      2025-05-15

      The sargassum seasonal forecast product allows to anticipate the evolution of sargassum presence in the coming month. This can especially be used to anticipate the magnitude of sargassum influx and strandings.

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      SWOT L3_LR_SSH (2-km) v2.0.1 & SWOT L3_LR_WIND_WAVE (250-m) v2.0 on AVISO

      2025-05-05

      We are pleased to announce the release on AVISO of SWOT L3_LR_SSH (2-km) in Version 2.0.1 for Cycles 474–578 (Calibration phase) and Cycles 1–ongoing (Science phase) and SWOT L3_LR_WIND_WAVE (250-m) in Version 2.0 for Cycles 2–16 (Science phase).

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      New ODATIS Ocean Color MR dataset

      2025-04-15

      ODATIS ocean color medium resolution (MR) Level 3 product provides optical reflectance measurements as well as related physical, subsurface and biogeochemical parameters.

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      A Eumetsat short course "Assimilating altimetry: supporting ocean forecasting with surface topography mission data"

      2025-04-11

      A Eumetsat short course, with the expertise of Mercator Ocean International to be held online 7 May, 12- 14UTC, is now open for registration.

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      Registration for the SWOT Science Team Meeting is now open!

      2025-04-02

      We are pleased to announce that registration is now open for the 2025 SWOT Science Team meeting.

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      SARAL/AltiKa, 12 years old!

      2025-02-25

      SARAL/AltiKa was launched 12 years ago, on February 25, 2013, as part of a collaboration between the Indian Space Agency (ISRO) and the French Space Agency (CNES).

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      Resumption of Jason-3 IGDR products distribution

      2025-02-20

      We are pleased to announce that nominal production of Jason-3 IGDR products resumed on February 19th, 2025.

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      CFOSAT SWIM data in version 7.1

      2025-02-19

      We are pleased to announce the release of CFOSAT AWWAIS 7.1 on February 18th.

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      New Sargassum datasets

      2025-02-17

      Two datasets have been added to the AVISO Catalogue: "Sargassum floating algae index with AQUA satellite" and "Sargassum floating algae index with Sentinel-3A&B and AQUA satellites"

      Read more

      Temporal extension: SWOT L3_LR_SSH Unsmoothed v2.0.1 and 'on the fly' for Basic/Expert

      We are pleased to announce the delivery of new files for v2.0.1 SWOT Level 3 Ocean products.

      ALTICAP Product Training Course at Living Planet Symposium 2025 in Vienna

      Sunday June 22, 2025, 15:30, room 0.49/0.50

      New v2.0.1 of Experimental Multimission Gridded Sea Level Heights and Velocities with SWOT

      A new version (2.0.1) of the Experimental Multimission Gridded Level 4 Sea Level Heights and Velocities with SWOT using MIOST mapping method is now available on AVISO.

      New version 2.0 of 4DAtlantic-OHC product

      The new version 2.0 of the 4DAtlantic-OHC (Ocean Heat Content) product covers the period April 2002 to December 2022 and is based on in-situ observations in addition to t...

      New Level-2P Derived products from SWIM instrument of CFOSAT

      The AVISO team is pleased to announce the release of a new product: “Level-2P Derived products from SWIM instrument of CFOSAT”

      [SWOT] NALT Geophysical Data Record Release version S

      The SWOT project is pleased to announce the public release of the Level 2 Nadir Altimeter (NALT) Geophysical Data Record (GDR) version S 2.01 products.

      SWOT Science Data Products Transitioning from Version C to Version D

      SWOT Science Data Products Transitioning from Version C to Version D on April 28, 2025. We are pleased to inform you that the transition to KaRIn Version D products is co...

      New Sargassum Seasonal Forecast dataset

      The sargassum seasonal forecast product allows to anticipate the evolution of sargassum presence in the coming month. This can especially be used to anticipate the magnit...

      SWOT L3_LR_SSH (2-km) v2.0.1 & SWOT L3_LR_WIND_WAVE (250-m) v2.0 on AVISO

      We are pleased to announce the release on AVISO of SWOT L3_LR_SSH (2-km) in Version 2.0.1 for Cycles 474–578 (Calibration phase) and Cycles 1–ongoing (Science phase) and ...

      New ODATIS Ocean Color MR dataset

      ODATIS ocean color medium resolution (MR) Level 3 product provides optical reflectance measurements as well as related physical, subsurface and biogeochemical parameters.

      A Eumetsat short course "Assimilating altimetry: supporting ocean forecasting with surface topography mission data"

      A Eumetsat short course, with the expertise of Mercator Ocean International to be held online 7 May, 12- 14UTC, is now open for registration.

      Registration for the SWOT Science Team Meeting is now open!

      We are pleased to announce that registration is now open for the 2025 SWOT Science Team meeting.

      SARAL/AltiKa, 12 years old!

      SARAL/AltiKa was launched 12 years ago, on February 25, 2013, as part of a collaboration between the Indian Space Agency (ISRO) and the French Space Agency (CNES).

      Resumption of Jason-3 IGDR products distribution

      We are pleased to announce that nominal production of Jason-3 IGDR products resumed on February 19th, 2025.

      CFOSAT SWIM data in version 7.1

      We are pleased to announce the release of CFOSAT AWWAIS 7.1 on February 18th.

      New Sargassum datasets

      Two datasets have been added to the AVISO Catalogue: "Sargassum floating algae index with AQUA satellite" and "Sargassum floating algae index with Sentinel-3A&B and AQUA ...

      All our news
  • Un modèle de prévision saisonnière pour les sargasses utilisant les observations a été développé, pour mieux...
  • Information about AVISO+ products latency & quality, satellite status, DORIS beacons status, etc.
  • Teachers and students, follow ocean buoys and animal beacons in the ocean!
  • Download the new AVISOcean application (v2) to help you discover the oceans and altimetry. More than 700 users have already downloaded the app! Join them! Available on Android and Apple.
  • Wave height can be derived by looking at how the sea surface reflects the radar signal.
  • Number and localization of AVISO+ visitors since Feb 11th, 2014. Yellow dots show recent visits.
  • Register to use AVISO+ products.

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