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 SEVIRI Meteosat Second Generation (MSG) OLCI Third Party Sentinel-3 Africa NOAA Europe Himawari GOES Terra/Aqua SNPP VIIRS ABI AHI Date 2021 Date February March April May June SHOW ALL Sort by Start Date Order Ascending Descending 5 results Case study 15 June 2021 14:56 UTC EUMETSAT Science Blog Strong dust devil in heated Rhine valley Strong wind vortex in heated Rhine valley in June 2021. Case study 22 May 2021, 18:00 UTC to 23 May, 17:15 UTC EUMETSAT Science Blog 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 EUMETSAT Science Blog 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 EUMETSAT Science Blog Major dust outbreaks - Africa, Middle East & China Meteosat-8 spots series of dust outbreaks in March 2021. Case study 16-28 February and 2-11 March 2021 EUMETSAT Science Blog Mount Etna very active in February & March 2021 Regular Etna eruptions observed in February 2021.