netcdf tst_enum_data {
types:
  ubyte enum cloud_class_t {Clear = 0, Cumulonimbus = 1, Stratus = 2, 
      Stratocumulus = 3, Cumulus = 4, Altostratus = 5, Nimbostratus = 6, 
      Altocumulus = 7, Cirrostratus = 8, Cirrocumulus = 9, Cirrus = 10, 
      Missing = 255} ;
dimensions:
	station = 5 ;
variables:
	cloud_class_t primary_cloud(station) ;
		cloud_class_t primary_cloud:_FillValue = Missing ;
data:

 primary_cloud = Clear, Stratus, Clear, Cumulonimbus, _ ;
}