Sentinel-6 P4 Level 1B Near Real-Time (NRT) Copernicus Sentinel EU ESA EUMETSAT Satellite Global Earth sentinel-6a p4 The Sentinel-6 P4 Level 1B Near Real-Time (NRT) product provides low-latency, operational-quality ocean surface data, including sea surface height, wind speed, and wave height. The data are segmented into 10-minute granules per ground station pass and delivered within three hours of acquisition. The product is provided in NetCDF and BUFR formats. CloudFerro 2026-05-06T00:00:00.00Z series sentinel-6-p4-1b-nrt eng -90.0 -180.0 90.0 -180.0 90.0 180.0 -90.0 180.0 -90.0 -180.0