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 Land Weather Data Meteosat Sentinel Tags NOAA Terra/Aqua Meteosat Second Generation (MSG) SEVIRI Third Party Sentinel-3 Europe SNPP VIIRS Date 2021 Date January February SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 16-28 February and 2-11 March 2021 EUMETSAT Science Blog Mount Etna very active in February & March 2021 Regular Etna eruptions observed in February 2021. Case study 8 January 2021 09:00 UTC-11 January 13:00 UTC EUMETSAT Science Blog Heavy snow in parts of Spain Parts of central Spain saw their heaviest snowfalls in decades in January 2021.