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 Land Ocean Weather Meteosat Metop Sentinel Tags EPS AVHRR GOME-2 Meteosat Second Generation (MSG) OLCI SEVIRI Meteosat Third Generation (MTG) Sentinel-3 Africa IASI NOAA Metop-A Metop-B Europe Asia SW Pacific Himawari GOES SNPP VIIRS ABI AHI Date 2020 2019 2015 2014 2013 SHOW ALL Sort by Start Date Order Ascending Descending 7 results Case study 18 April 2020 00:00 UTC-22 April 23:00 UTC Extensive DIBS in the Deformation Zone In April 2020, pockmarked DIBS cloud, produced by a cyclone over the Mediterranean Sea, entered an elongated deformation zone. Case study Jan, Feb, March 2007-2020 Pollution levels drop during COVID-19 lockdown The COVID-19 lockdown in early 2020 had a visible effect on pollution. Case study 21 June 2019 17:50 UTC–5 July 23:00 UTC Eruption of the Raikoke volcano A powerful, rare eruption from Raikoke volcano in the Kuril Islands on 21 June 2019, could be clearly seen on satellite imagery. Case study 01 April 2015 23:00 UTC Spectrum of dust colours over Arabian Peninsula A dust storm formed rapidly over the Arabian peninsula on 1 April. Case study 07 January 2015 09:30 UTC Snow from trough over eastern Mediterranean Sea The Airmass RGB shows the deep upper level trough over the eastern Mediterranean Sea. Case study 30 May 2014 13:23 UTC Eruption of Sangeang Api volcano There were a series of spectacular eruptions from the Indonesian volcano Sangeang Api at the end of the May. Case study 25 June 2013 11:00 UTC Plumes of smoke drifting from America to Europe On 25 June 2013, smoke from the large wildfires in Colorado (USA) reached Europe. This was seen in the GOME-2 and OMI aerosol images, processed at KNMI.