Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Meteosat Atmospheric Composition Weather Data Tags Meteosat Second Generation (MSG) SEVIRI NOAA GOES AMSU MHS Third Party Africa Europe Asia Terra/Aqua MODIS VIIRS ABI Atlantic Ocean Date 2021 2012 SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study 1 October 2021, 07:00-19:00 UTC Gravity waves over Cumbre Vieja volcano Eruptions from the Cumbre Vieja volcano caused unique gravity wave oscillations though clouds, October 2021. Case study 15 February 2021 07:00 UTC-19 February 08:00 UTC Large dust plume ejecting off west Africa Saharan dust heading for Europe in Feb 2021; second major dust outbreak of the season. 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