Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Filter by Categories Satellites Atmospheric Composition Weather Meteosat Tags Meteosat Second Generation (MSG) SEVIRI Africa Asia Terra/Aqua MODIS Date 2013 Date May 1 result Sort by Start Date Order Ascending Descending Sort Monday, 13 May 2013 13 May 2013 12:00 UTC EUMETSAT Science Blog Large dust storms over Sudan, Libya and the Middle East On 13 May 2004, Meteosat-8 observed five major dust storms within a satellite field of view of about 1200 x 900 pixels.