Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Ocean Sentinel Data Metop Tags Sea Surface Temperature (SST) ASCAT OLCI SLSTR Ocean Colour ABI Date 2020 SHOW ALL Sort by Start Date Order Ascending Descending 1 result Case study 1 December 2020 00:00 UTC-3 December 16:24 UTC Upwelling in the Gulf of Tehuantepec Upwelling of cold ocean waters & increase in phytoplankton growth in Gulf of Tehuantepec.