Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Atmospheric composition Meteosat Data Metop Tags SEVIRI AVHRR MSG Metop-A Asia Date 2014 Date December SHOW ALL Sort by Start Date Order Ascending Descending 1 result 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.