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 Satellites Ocean Weather Data Tags SEVIRI Africa Indian Ocean Meteosat Second Generation (MSG) Asia Atlantic Ocean Date 2020 Date November December SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 25 December 2020 00:00 UTC-2 January 2021 09:00 UTC EUMETSAT Science Blog Chalane crosses southern African subcontinent Tropical Storm Chalane landfall in Madagascar and Mozambique in December 2020 then crossed the entire South African subcontinent. Case study 21 November 2020 12:00 UTC-23 November 12:00 UTC EUMETSAT Science Blog Tropical Cyclone Gati historic landfall in Somalia Tropical Cyclone Gati was the strongest tropical cyclone on record to make landfall in Somalia, in late November 2020.