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20.04.2026 Swot reveals swells that connect ocean storms and mysterious seismic activity

Seismic coherence, tracks of the maximum SWH of the storms, SLA from Swot (credit P. Poli and F. Ardhuin)

A study published in the journal Nature Communications identifies a causal relationship between the occurrence of large storms in the Southern Ocean and, a few days later, bursts of microseisms with periods around 16 and 26 s,...

[more]

13.04.2026 New: High Resolution Coastal Sargassum Floating Algae Detection

The product "High Resolution Coastal Sargassum Floating Algae Detection with VENUS mission in Carribean Arc" provides Alternative Floating Algae Index (AFAI) coastal maps derived from VENµS multispectral imagery across five...

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08.04.2026 Interaction of internal solitary waves and eddies observed for the first time with Swot

ADT_swot with internal solitary waves detection for 22 August 2024 with an Anticyclonic eddy interaction ("AE", eddy marked by green contour) (from [Goret et al. , 2026])

For the first time, Swot enabled to observe Internal solitary waves signature in sea surface height. This allowed researchers to study the interactions of internal solitary waves with eddies on the Amazon Shelf, leading to a...[more]

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01.04.2026 April 2026: Sediment moves in the Ganges-Brahmaputra delta, measured by Swot

Elevation change map of intertidal regions between 2024 and 2025 derived from Swot-based intertidal topography. (credit La Rochelle University, from [Yeasmin et al., 2026])

Swot enables the measurement of changes in both the height and surface area of sediments in intertidal zones. This allows for the estimation of volume changes in these areas.

[more]

30.03.2026 Release of Native Grid FES 2022 tide model

This new product contains the FES2022b ocean tide elevation atlas on the Native Finite-Element grid of the model. One global file is available for downloading, and it contains the thirty-four tide components for FES2022 ocean...

[more]

25.03.2026 New v3.0 of Experimental Multimission Gridded Sea Level Heights and Velocities with SWOT using MIOST

A new version 3.0 of the Experimental Multimission Gridded Level 4 Sea Level Heights and Velocities with SWOT using MIOST mapping method is now available on AVISO.[more]

[more]

12.03.2026 Winds, waves and rain off the western European coasts seen by Swot and nadir altimeters

Two storms, Nils and Pedro, crossed South-west of France mid-February, coming from the Atlantic Ocean. As most such winter storms, they lead to high waves and high winds, but they also were heavy with rain.

[more]
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