Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Data Metop Atmospheric composition Meteosat Tags MSG Africa IASI Asia GOME-2 SEVIRI Metop-A Date 2008 SHOW ALL Sort by Start Date Order Ascending Descending 1 result Case study 3 November 2008 18:00 UTC Large SO2 plume from Erta Ale volcano Large SO2 plume from Erta Ale crossed the Red Sea towards Yemen in Nov 2008.