Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Satellites Atmospheric Composition Weather Meteosat Tags SEVIRI Africa Europe Meteosat Second Generation (MSG) Meteosat Third Generation (MTG) Asia Terra/Aqua SNPP MODIS VIIRS Date 2020 2019 2016 2015 2014 2013 SHOW ALL Sort by Start Date Order Ascending Descending 8 results Case study 23 March 2020 04:00 UTC–27 March 18:00 UTC Aralkum Desert dust pollutes air in south-east Europe High values of particulate matter (PM10) were recorded in the air in many places across South-East Europe on 27 March 2020. Case study 22 April 2019 12:00 UTC, 23 April 06:00–12:30 UTC, 24 April 06:00 UTC Dust over Europe Two dust clouds, one from northern Africa and one from Central Europe, travelled north towards Iceland and Greenland in late April 2019. Case study 18 July 00:12 UTC–20 July 2016 12:42 UTC Red rain over Spain Southern Spain had muddy rain (also called red rain or rain dust) as a result of convection on 20 July. Case study 10 February 2015 06:00 UTC–13 February 12:00 UTC Large sandstorm covers swathes of the Middle East A sandstorm, with winds reaching 100 km/h, caused widespread disruption across the Middle East in early February. Case study 31 January 2015 13:00 UTC– 1 February 06:00 UTC Dust travels from Algeria to the Black Sea In late January/early February a large dust plume swept north east from Africa and over the Mediterranean Sea. Case study January–December 2015 Image Library top ten for 2015 A look at our most popular case studies from 2015. Case study 27 February 2014 00:00 UTC to 2 March 20:00 UTC Cyclone transports dust across Mediterranean Sea to Turkey A deep trough over northern Africa triggered a major dust outbreak in Feb 2014. Case study 28 May 2013 06:00 UTC Dust outbreak over Mediterranean and SE Europe Dust from North Africa, embedded in a frontal system, sweeps over the Eastern Mediterranean, from west to east.