Record breaking waves off Nazaré, Portugal

Sentinel-1 CSAR IW acquired on 09 November 2017 at 06:42:05 UTC
Sentinel-2 MSI acquired on 09 November 2017 at 11:33:09 UTC
Sentinel-1 CSAR IW acquired on 14 January 2018 at 18:34:34 UTC
Sentinel-2 MSI acquired on 18 January 2018 at 11:34:09 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Coastal, waves, interference, bathymetry, canyon, beach, sport, Portugal, North Atlantic Ocean
Fig. 1 - View of GEBCO bathymetry off Portugal - In the Nazaré canyon the seafloor quickly drops from 0 to -5000m.
Off Nazaré, constructive waves interference allowed a 24m wave to be surfed the 08.11.2017 & possibly a bigger 35m wave the 17.01.2018.
Fig. 2 - S1 (14.01.2018) - vv,vh,ndi(vh,vv) colour composite - This east-looking ascending view magnifies Nazaré cliffs.
Fig. 3 - S2 (18.01.2018) - 4,3,2 natural colour - Waves height & frequency change along the steep seafloor slope.
Fig. 4 - S1 (09.11.2017) - VV polarisation - As with Nazaré, waves interferences also make of Peniche peninsula a renown surfing spot.