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10.11.2023 November 2023: Altimetry helps in coastal flood risk warnings

Storms can lead to coastal submersion. Useful information for their assessment can be extracted from altimetry datasets, although models are used to forecast them everywhere.


18.10.2023 Swot's detailed view of the ocean

Left panel Swot Sea Surface Height Anomalies (2 km) over the North-West Atlantic region on February 4, 2023. Sea Surface Temperature (middle panel) and Chlorophyll-A (right panel) maps over the same region (Credits Cnes/CLS/JPL for Swot data (L3 product), Copernicus Marine Service for SST data, CLS for Chlorophyll-A data)

One of the Swot mission (Nasa/Cnes) goals is to detect fine scale ocean features (15-150 km), unprecedently observed by nadir-looking altimeters.[more]


16.10.2023 New DAC dedicated to SWOT Calval Phase

The Dynamic Atmospheric Correction dedicated to the SWOT Calval phase is now available on AVISO+. During the SWOT Calval phase, to fulfill the primary DAC objective and focus on the aliased ocean signals, a specific DAC has been...


03.10.2023 Release of MSS CNES CLS 2022

The Mean Sea Surface MSS CNES CLS 2022 is now available on AVISO+. It has been computed using a 29-year [1993-2021] period of altimetric data.


01.10.2023 October 2023: Swot scans the Southern Ocean

© Cnes / Nasa-JPL / Science team Swot / CLS

Up to now in its calval phase, Swot is starting to deliver its first scientific data, the accuracy of which is already exceeding expectations.


28.09.2023 September 2023: Sea Ice variations around Antarctica

Sea ice thickness can be retrieved by altimeters through the determination of sea ice freeboard and snow depth. It enables to monitor sea ice around Antarctica for the past 20 years or so.


12.09.2023 XTRACK L2P 2022: New AZORES area

A new area AZORES has been added to the XTRACK L2P version 2022 product. There are now 27 coastal areas that are distributed.


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