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 Weather Meteosat Land Data Metop Tags MSG Africa GOME-2 SEVIRI Metop-A Europe Asia Terra/Aqua MODIS Date 2007 SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study 30 April 2007 00:00 UTC Dust outflow boundary over Sudan The MSG image shows a large night-time dust squall over Sudan on 29 April 2007. Case study 7 April 2007 00:00 UTC New eruption of Mount Piton de la Fournaise, Reunion In April 2007, the Piton de la Fournaise volcano in eastern Reunion, a French overseas department, was erupting for more than a week. Case study 5 April 2007 00:00 UTC Severe thunderstorm in polluted air over Burkina Faso On 5 April an isolated thunderstorm developed rapidly southwest of Ouagadougou, the capital of Burkina Faso.