Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Ocean Land Weather Data Meteosat Metop Sentinel Jason Tags Africa AVHRR MSG OLCI SEVIRI SLSTR Sentinel-3 NOAA Metop-A Europe Asia SW Pacific Terra/Aqua MODIS Date 2022 2019 2017 2011 2007 2004 SHOW ALL Sort by Start Date Order Ascending Descending 6 results Case study 30 December 2021 07:27 UTC Hydrogen sulphide plumes off the Namibian coast Plumes of hydrogen sulphide could be seen off the coast of Namibia in December 2021. Case study 4 November–2 December 2019 Meanders in the Mediterranean Instabilities in ocean currents can be identified through data from Sentinel-3 satellites. Case study March to June 2017 South African algal blooms Detection of harmful algal blooms in the southern Benguela, seen by Sentinel-3 OLCI. Case study 5 November 2011 00:00 UTC El Hierro submarine eruption The 2011 El Hierro submarine eruption seen in MSG and Metop images. Case study 18 March 2007 00:00 UTC Storm surge along the east coast of South Africa Semi-stationary cut-off low (COL) brought 60kt wind speeds to Durban. Case study 26 December 2004 00:00 UTC Satellite observations of the Indian Ocean tsunami Satellite observations of the Indian Ocean tsunami in December 2004.