Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Weather Meteosat Jason Data Metop Tags Jason-3 SEVIRI ASCAT MSG Metop-A Metop-B Europe Date 2017 SHOW ALL Sort by Start Date Order Ascending Descending 1 result Case study 18–22 January 2017 Cold wave along the Spanish Mediterranean coast In January 2017 a cold intrusion in Spain caused snowfall, gale storm winds and significant wave height that broke several records.