NetCDF ToolsUI
Unidata
Graphical interface to netCDF-Java / Common Data Model
https://www.ncei.noaa.gov/thredds/catalog/cfs_refor_6h_9m_flx/1990/199001/19900127/catalog.xml#cfs_refor_6h_9m_flx/1990/199001/19900127/flxf1990032900.01.1990012700.grb2.md5