Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Satellites Atmospheric Composition Land Weather Meteosat Metop Tags Himawari GOES AHI GOME-2 Meteosat Second Generation (MSG) SEVIRI Meteosat Third Generation (MTG) Metop-A EPS Europe ABI Date 2020 2019 2017 SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study 20 June 2020 EUMETSAT Science Blog Cancer solstice 2020 The Cancer solstice, with the Sun directly over the Tropic of Cancer, took place in 2020 on 20 June at 21:43 UTC. Case study 21 June 2019 17:50 UTC–5 July 23:00 UTC EUMETSAT Science Blog Eruption of the Raikoke volcano A powerful, rare eruption from Raikoke volcano in the Kuril Islands on 21 June 2019, could be clearly seen on satellite imagery. Case study 12 August 2017 17:45 UTC—20 August 04:45 UTC EUMETSAT Science Blog Record-breaking smoke from Canadian fires seen over Europe High level smoke from Canadian wildfires, which started raging in early July 2017, could be seen as far as the Alps in August.