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 Meteosat Satellites Data Tags Himawari Meteosat Second Generation (MSG) SEVIRI Meteosat Third Generation (MTG) Europe SW Pacific Terra/Aqua SNPP AHI Date 2015 Date November December SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 3 December 2015 02:00 UTC–05 December 04:00 UTC EUMETSAT Science Blog Mount Etna eruption in winter 2015 On 3 December 2015, for the first time in two years Mount Etna, erupted. Case study 2 November 2015 06:00 UTC–9 November 12:10 UTC EUMETSAT Science Blog Eruption of volcano Rinjani The Indonesian volcano Rinjani erupted in October, but from 2 November activity intensified.