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    • Ex-Hurricane Erin swell on the French coasts

      2025-10-24

      Swot and CFOSat observed the high swell from ex-hurricane Erin when it came close to European coasts. And their measurements enabled to build 2D ocean wave spectra, with their direction, period and amplitudes.

      Read more

      New version DT2024 of Finite Size Lyapunov Exponents product

      2025-10-01

      Release of "Finite Size Lyapunov Exponents" (FSLE) product in version DT2024.

      Read more

      Temporal extension of Experimental Multimission Gridded Sea Level Heights and Velocities with SWOT

      2025-10-01

      The product "Experimental Multimission Gridded Level 4 Sea Level Heights and Velocities with SWOT using MIOST mapping method" has been extended until 2025/06/30.

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      Transition of OSI SAF Sea-Ice Products from SSMIS to AMSR-2 Data

      2025-09-19

      Following a planned discontinuation of SSMIS data provision in September 2026, and aligned with EUMETSAT recommendations, the CNES/CLS production teams have transitioned to using AMSR-2 data for OSI SAF sea-ice products, effective early August 2025.

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      A third tsunami observed by Swot, due to Kamchatka earthquake

      2025-08-11

      Just over an 1 hour after the recent Kamchatka earthquake and subsequent tsunami, the Swot satellite overflew the area, measuring the tsunami wave front, an important addition to tsunami propagation models.

      Read more

      New Slope correction for Sentinel-6A SAR altimetry

      2025-08-06

      This product provides slope correction maps for Sentinel-6A SAR mode. These maps are derived from the approach originally developed for LRM mode by Sandwell and Smith (2014), adapted to reflect the geometry and orientation of SAR altimeter ground footprints.

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      Sentinel-6B traveling from Europe to its launch base in California

      2025-07-28

      The next reference altimetry satellite, Copernicus Sentinel-6B, has begun its journey to the Vandenberg Space Force Base in California (USA), where it is scheduled to launch on November 17th.

      Read more

      Swot observes interactions between waves, winds, and currents

      2025-07-28

      With Swot, we can now observe significant wave heightin two dimensions at kilometer-scale resolution. This new capability provides an unprecedented view of how surface waves interact with winds and currents, and vice versa.

      Read more

      New Dynamic Atmospheric Correction using ERA5

      2025-07-22

      The new DAC-ERA5 reprocessing is available on the period 01/02/1992 – 31/12/2022. It benefits from several improvements including a new bathymetry, a new model version (TUGO instead of MOG2D) and a new atmospheric forcing (ERA5 ECMWF reanalysis available).

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      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.

      Read more

      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.

      Read more

      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

      Read more

      New version 2.2 of 2022 X-TRACK L2P SLA products

      2025-06-17

      A new version 2.2 of the 2022 X-TRACK L2P SLA coastal products is available on AVISO.

      Read more

      Jason-2 GDR-F reprocessing available

      2025-06-10

      We are happy to inform you that the Jason-2 GDR-F reprocessing is now available.

      Read more

      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.

      Read more

      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

      Read more

      Ex-Hurricane Erin swell on the French coasts

      Swot and CFOSat observed the high swell from ex-hurricane Erin when it came close to European coasts. And their measurements enabled to build 2D ocean wave spectra, with ...

      New version DT2024 of Finite Size Lyapunov Exponents product

      Release of "Finite Size Lyapunov Exponents" (FSLE) product in version DT2024.

      Temporal extension of Experimental Multimission Gridded Sea Level Heights and Velocities with SWOT

      The product "Experimental Multimission Gridded Level 4 Sea Level Heights and Velocities with SWOT using MIOST mapping method" has been extended until 2025/06/30.

      Transition of OSI SAF Sea-Ice Products from SSMIS to AMSR-2 Data

      Following a planned discontinuation of SSMIS data provision in September 2026, and aligned with EUMETSAT recommendations, the CNES/CLS production teams have transitioned ...

      A third tsunami observed by Swot, due to Kamchatka earthquake

      Just over an 1 hour after the recent Kamchatka earthquake and subsequent tsunami, the Swot satellite overflew the area, measuring the tsunami wave front, an important add...

      New Slope correction for Sentinel-6A SAR altimetry

      This product provides slope correction maps for Sentinel-6A SAR mode. These maps are derived from the approach originally developed for LRM mode by Sandwell and Smith (20...

      Sentinel-6B traveling from Europe to its launch base in California

      The next reference altimetry satellite, Copernicus Sentinel-6B, has begun its journey to the Vandenberg Space Force Base in California (USA), where it is scheduled to lau...

      Swot observes interactions between waves, winds, and currents

      With Swot, we can now observe significant wave heightin two dimensions at kilometer-scale resolution. This new capability provides an unprecedented view of how surface wa...

      New Dynamic Atmospheric Correction using ERA5

      The new DAC-ERA5 reprocessing is available on the period 01/02/1992 – 31/12/2022. It benefits from several improvements including a new bathymetry, a new model version (T...

      New version 2.0 of Tide Gauges products

      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

      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

      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

      New version 2.2 of 2022 X-TRACK L2P SLA products

      A new version 2.2 of the 2022 X-TRACK L2P SLA coastal products is available on AVISO.

      Jason-2 GDR-F reprocessing available

      We are happy to inform you that the Jason-2 GDR-F reprocessing is now available.

      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

      All our news
  • En observant la houle, qui se propage largement, Swot permet d'estimer les vagues les plus hautes générées par des...
  • 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.
  • L'altimétrie et le système Argos permettent de suivre les voiliers en course. Exemples de quelques courses et analyse...
  • Number and localization of AVISO+ visitors since Feb 11th, 2014. Yellow dots show recent visits.
  • Register to use AVISO+ products.

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