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 Weather Meteosat Metop Tags Asia AVHRR Meteosat First Generation (MFG) Meteosat Second Generation (MSG) MVIRI SEVIRI Africa Metop-A Europe Terra/Aqua SNPP MODIS VIIRS Date 2014 Date February March September November December SHOW ALL Sort by Start Date Order Ascending Descending 6 results Case study January–December 2015 Image Library top ten for 2015 A look at our most popular case studies from 2015. Case study 15 December 2014 01:00–15:30 UTC Contrails over the Persian Gulf Contrails over the Persian Gulf were seen by both Meteosat-10 and Metop-A in mid-December. Case study 08 November 2014 03:00–13:00 UTC Severe rain, hail and dust storms hit Oman A very deep trough that formed a cut-off low brought thunderstorms, hail and dust to parts of Oman on 8 November. Case study 27 September 2014 04:22 UTC–12:17 UTC Eruption of Japanese volcano Mount Ontake Mount Ontake, Japan's second highest volcano, erupted shortly before noon on 27 September, sending thick plumes of ash and rocks into the air. Case study 13 March 2014 00:00 UTC–16 March 23:45 UTC Trough of low pressure moves over Oman Low pressure affected Oman from 13–16 March, causing six deaths, despite numerous warnings being issued by the Oman Met Office. Case study 25 February 2014 02:11 UTC Thick smog over Beijing Thick smog blanketed China's capital city, Beijing, for many days, as seen by Metop-A.