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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"

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      Jason-3 back in tandem phase with Sentinel-6 MF

      2025-01-31

      The Poseidon-3B altimeter on board Jason-3 was restarted yesterday, January 30, 2025 at 13:05:36 UTC.

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      SWOT Level-3 LR SSH v2.0 on AVISO

      2025-01-27

      We are pleased to announce the release of the Basic and Expert SWOT L3_LR_SSH v2.0 (2-km) products on AVISO for both the Calibration (cycles 474 - 578) and Science (cycle 1 - ongoing) phases.

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      An ocean satellite course organized by Eumetsat with an altimetry component

      2025-01-17

      Eumetsat is convening a "Supporting Marine Earth Observation Applications (SMA)" course from 24 February 2025 to 21 March 2025 (24 February - 14 March 2025 self-paced, 17 March - 21 March 2025 virtual classroom phase). Registration open up to 31 January

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      Jason-3, already 9 years old!

      2025-01-17

      Jason-3 was launched 9 years ago, placed in the "historic" orbit of Topex/Poseidon, Jason-1 and 2 after leaving Sentinel-6 Michael Freilich alone in this orbit in April 2022.

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      New tandem phase for Jason-3 and Sentinel-6

      2025-01-07

      Jason-3 will return to a tandem phase with Sentinel-6 MF during 4 months in 2025, as requested by OSTST and validated by JSG 4partner.

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      v1.0 of Experimental Multimission Level-4 maps with SWOT

      2024-12-19

      AVISO is pleased to announce the release in v1.0 of experimental multi-mission Level-4 maps using SWOT L3 products.

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      Swot was launched two years ago

      2024-12-16

      The Surface Water and Ocean Topography (Swot) mission was launched two years ago, on December 16, 2022. Congratulations on 2 years of Swot!

      Read more

      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 ...

      Jason-3 back in tandem phase with Sentinel-6 MF

      The Poseidon-3B altimeter on board Jason-3 was restarted yesterday, January 30, 2025 at 13:05:36 UTC.

      SWOT Level-3 LR SSH v2.0 on AVISO

      We are pleased to announce the release of the Basic and Expert SWOT L3_LR_SSH v2.0 (2-km) products on AVISO for both the Calibration (cycles 474 - 578) and Science (cycle...

      An ocean satellite course organized by Eumetsat with an altimetry component

      Eumetsat is convening a "Supporting Marine Earth Observation Applications (SMA)" course from 24 February 2025 to 21 March 2025 (24 February - 14 March 2025 self-paced, 17...

      Jason-3, already 9 years old!

      Jason-3 was launched 9 years ago, placed in the "historic" orbit of Topex/Poseidon, Jason-1 and 2 after leaving Sentinel-6 Michael Freilich alone in this orbit in April ...

      New tandem phase for Jason-3 and Sentinel-6

      Jason-3 will return to a tandem phase with Sentinel-6 MF during 4 months in 2025, as requested by OSTST and validated by JSG 4partner.

      v1.0 of Experimental Multimission Level-4 maps with SWOT

      AVISO is pleased to announce the release in v1.0 of experimental multi-mission Level-4 maps using SWOT L3 products.

      Swot was launched two years ago

      The Surface Water and Ocean Topography (Swot) mission was launched two years ago, on December 16, 2022. Congratulations on 2 years of Swot!

      All our news
  • Les données altimétriques combinées nadir et Swot peuvent maintenant être utilisées pour surveiller les ondes...
  • 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.
  • Chaque bi-fréquence des altimètres réagit différemment à la pluie. Elle permet non seulement de détecter...
  • Number and localization of AVISO+ visitors since Feb 11th, 2014. Yellow dots show recent visits.
  • Register to use AVISO+ products.

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