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 Atmospheric Composition Data Meteosat Sentinel Tags Meteosat Second Generation (MSG) Sentinel-3 Africa OLCI SEVIRI SNPP VIIRS Date 2021 Date May SHOW ALL Sort by Start Date Order Ascending Descending 1 result 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.