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 Weather Meteosat Tags Himawari Terra/Aqua AHI Meteosat Third Generation (MTG) MODIS Date 2015 Date July SHOW ALL Sort by Start Date Order Ascending Descending 1 result Case study 6 July 2015 02:15 UTC–7 July 02:00 UTC Triple cyclones over northwest Pacific Three tropical cyclones formed in the western Pacific in early July.