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 Meteosat Atmospheric composition Metop Tags GOME-2 MSG Africa IASI Metop-A Asia SEVIRI 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.