Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Atmospheric composition Metop Land Data Meteosat Sentinel Jason Tags Metop-B GOES ASCAT AVHRR GOME-2 MFG MSG OLCI SEVIRI Third Party Sentinel-3 Sentinel-6 Altimeters Copernicus IASI Metop-C NOAA Metop-A Himawari Terra/Aqua SNPP MODIS VIIRS ABI AHI Pacific Ocean Date 2022 2021 2001 SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study 13 January 2022 15:00-23:50 UTC and 14 January 04:51 UTC-17 January 04:30 UTC Hunga Tonga-Hunga Ha'apai major eruptions In January 2022 the underwater volcano Hunga Tonga-Hunga Ha'apai in the Pacific Ocean erupted a number of times. Case study 9-12 April 2021 Major eruption of La Soufrière volcano Major eruption of the Caribbean volcano La Soufrière in early April 2021. Case study Monitoring Mount Etna for more than 20 years Here we take look back at cases since 2001, which have focused on Mount Etna.