Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Data Meteosat Atmospheric Composition Land Ocean Weather Metop Sentinel Tags Meteosat Second Generation (MSG) SEVIRI Africa SNPP ASCAT AVHRR GOME-2 Meteosat First Generation (MFG) MVIRI OLCI Meteosat Third Generation (MTG) Sentinel-3 Metop-C Metop-A Metop-B EPS Europe S America Himawari GOES Terra/Aqua MODIS VIIRS ABI AHI Polar Date 2022 2021 2017 2016 SHOW ALL Sort by Start Date Order Ascending Descending 7 results Case study 21-26 April and 4-5 May 2022 EUMETSAT Science Blog Springtime dust outbreaks During late April and early May 2022 numerous dust outbreaks affected the Mediterranean basin area. Case study 22 May 2021, 18:00 UTC to 23 May, 17:15 UTC EUMETSAT Science Blog Destructive eruption of volcano Nyiragongo In the evening of 22 May 2021 volcano Nyiragongo started to erupt, threatening life and property. Case study January–December 2018 EUMETSAT Science Blog Image Library top ten for 2018 A look at our most popular case studies from 2018 Case study January–December 2017 EUMETSAT Science Blog Image Library top ten for 2017 A look at our most popular case studies from 2017. Case study 26 June 2016 03:00 UTC EUMETSAT Science Blog Gravity waves over the South Atlantic Interplay of atmospheric gravity waves over the South Atlantic off the African coast. Case study 1 and 2 April 2016 12:00 UTC and 01:50 UTC EUMETSAT Science Blog Saharan dust causes temperature drop Some areas of Europe saw a significant drop in temperatures on 1 April 2016 due to a large cloud of Saharan dust. Case study 18 February 2016 12:00 UTC–22 February 00:00 UTC EUMETSAT Science Blog Unusual heavy snowfalls in the Canary Islands The snow started to fall on 18 February and continued to fall on 19 and 20 February.