NetCDF ToolsUI
Unidata
Graphical interface to netCDF-Java / Common Data Model
http://thredds.socib.es/thredds/catalog/operational_models/oceanographical/hydrodynamics/wmop_surface/2017/05/catalog.xml#operational_models/oceanographical/hydrodynamics/wmop_surface/2017/05/roms_wmop_surface_20170531.nc