Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Land Data Atmospheric Composition Weather Meteosat Sentinel Tags Meteosat Second Generation (MSG) VIIRS OLCI SEVIRI Third Party Sentinel-3 Africa Himawari GOES SNPP ABI AHI Date 2021 Date March April May SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study 22 May 2021, 18:00 UTC to 23 May, 17:15 UTC Destructive eruption of volcano Nyiragongo In the evening of 22 May 2021 volcano Nyiragongo started to erupt, threatening life and property. Case study 14 April 00:00-07:00 UTC Geldingadalir eruptions affect cloud microphysics Altered cloud microphysical structure above Geldingadalir eruptions, April 2021. Case study 11 March 2021 16:30 UTC-15 March 23:00 UTC Major dust outbreaks - Africa, Middle East & China Meteosat-8 spots series of dust outbreaks in March 2021.