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 Ocean Weather Data Meteosat Metop Jason Tags SEVIRI NOAA Terra/Aqua AMSU ASCAT AVHRR FCI MSG MHS Third Party MTG Metop-SG METimage Africa Metop-C Europe Asia SW Pacific GOES SNPP MODIS VIIRS Date 2022 2021 2018 2012 2011 2008 2004 SHOW ALL Sort by Start Date Order Ascending Descending 7 results Case study 28-30 January 2022 Development of storm Valtteri Storm Valtteri travelled over southern Finland, bringing heavy snowfall and strong winds, in January 2022. Case study 8 January 2021 09:00 UTC-11 January 13:00 UTC Heavy snow in parts of Spain Parts of central Spain saw their heaviest snowfalls in decades in January 2021. Case study 23 July 2018 12:00–18:00 UTC and 24 July 00:05 UTC and 00:55 UTC Devastating wildfires near Athens In late July 2018 wildfires ripped through coastal areas in Greece, causing thousands to flee and a number of fatalities. Case study 27 December 2012 00:00 UTC Record-breaking snow in Moscow and Montreal Record-breaking snow in Moscow and Montreal in 2012 — a tale of two cities. Case study 21 January 2011 00:00 UTC Pollution causes cloud-free gaps in clouds Elongated cloud-free gaps in stratus clouds caused by industrial air pollution. Case study 27 January 2008 00:00 UTC Waves in lee of Ore mountains On 27 January 2008, a strong northwesterly flow formed well-developed, low-level waves to the lee of the Ore mountains Case study 26 December 2004 00:00 UTC Satellite observations of the Indian Ocean tsunami Satellite observations of the Indian Ocean tsunami in December 2004.