Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Weather Satellites Atmospheric Composition Meteosat Tags VIIRS Meteosat Second Generation (MSG) SEVIRI Meteosat Third Generation (MTG) Europe Asia Himawari Terra/Aqua SNPP MODIS AHI Date 2016 Date March SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 22 March 2016 00:00 UTC–24 March 06:00 UTC Cyclone Ivan brings massive dust storm Cyclone Ivan brought an impressive low that carried huge amounts of dust to parts of Europe at the end of March. Case study 19 March 2016 00:00–09:00 UTC and 22 April 05:42 UTC Frozen Lake Baikal Lake Baikal, the world's oldest and deepest freshwater lake, was still almost completely frozen in Spring 2016.