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New version DT2024 of Finite Size Lyapunov Exponents product
2025-10-01
Release of "Finite Size Lyapunov Exponents" (FSLE) product in version DT2024.
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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.
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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.
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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.
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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.
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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.
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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
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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.
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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.
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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.
Read more
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
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.