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 Atmospheric Composition Meteosat Metop Tags AMSU Meteosat Second Generation (MSG) SEVIRI NOAA Metop-A Metop-B EPS Europe SNPP Date 2020 Date March December SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 4 December 2020 00:00 UTC-10 December 09:00 UTC Nearly-record snowfall in the western Alps Winter 2020 started with more than 2 m snow in the Alps and an extreme amount of rain. Case study 9 March 2020 00:00 UTC–10 March 23:00 UTC Cross-Atlantic moisture transport Moisture transport from sub-tropical Atlantic brought precipitation to the UK and parts of western Europe on 9 and 10 March 2020.