netcdf NETTUNO/2026/08/WAM2026083000_fc2.nc {
  dimensions:
    latitude = 321;
    longitude = 846;
    time = 8;
  variables:
    float latitude(latitude=321);
      :units = "degrees_north";
      :standard_name = "latitude";
      :long_name = "latitude";
      :axis = "Y";

    float longitude(longitude=846);
      :units = "degrees_east";
      :standard_name = "longitude";
      :long_name = "longitude";
      :axis = "X";

    double time(time=8);
      :units = "hours since 2026-09-01 00:00:00";
      :standard_name = "time";
      :calendar = "standard";
      :long_name = "time";
      :axis = "T";

    float sea_surface_wave_significant_height(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "m";
      :standard_name = "sea_surface_wave_significant_height";
      :valid_min = 0.0f; // float
      :valid_max = 11.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_wave_from_direction(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "degree";
      :standard_name = "sea_surface_wave_from_direction";
      :valid_min = 0.0f; // float
      :valid_max = 360.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_wave_mean_period_from_variance_spectral_density_first_frequency_moment(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "s";
      :long_name = "sea_surface_wave_mean_period_from_variance_spectral_density_first_frequency_moment";
      :valid_min = 0.0f; // float
      :valid_max = 15.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float wind_from_direction(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "degree";
      :standard_name = "wind_from_direction";
      :valid_min = 0.0f; // float
      :valid_max = 360.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_wave_period_at_variance_spectral_density_maximum(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "s";
      :standard_name = "sea_surface_wave_period_at_variance_spectral_density_maximum";
      :valid_min = 0.0f; // float
      :valid_max = 15.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float coefficient_of_drag_with_waves(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "dimensionless";
      :long_name = "coefficient_of_drag_with_waves";
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float wind_speed(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "m s**-1";
      :standard_name = "wind_speed";
      :valid_min = 0.0f; // float
      :valid_max = 30.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_swell_wave_significant_height(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "m";
      :standard_name = "sea_surface_swell_wave_significant_height";
      :valid_min = 0.0f; // float
      :valid_max = 11.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_swell_wave_from_direction(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "degree";
      :standard_name = "sea_surface_swell_wave_from_direction";
      :valid_min = 0.0f; // float
      :valid_max = 360.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "s";
      :standard_name = "sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment";
      :valid_min = 0.0f; // float
      :valid_max = 30.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float sea_surface_swell_wave_mean_period_from_variance_spectral_density_second_frequency_moment(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "s";
      :standard_name = "sea_surface_swell_wave_mean_period_from_variance_spectral_density_second_frequency_moment";
      :valid_min = 0.0f; // float
      :valid_max = 15.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float normalized_energy_flux_into_ocean(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "Numeric";
      :long_name = "normalized_energy_flux_into_ocean";
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float eastward_wind(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "m s**-1";
      :standard_name = "eastward_wind";
      :long_name = "Eastward component of horizontal wind";
      :valid_min = -100.0f; // float
      :valid_max = 100.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

    float northward_wind(time=8, latitude=321, longitude=846);
      :_FillValue = 9.96921E36f; // float
      :coordinates = "time latitude longitude";
      :coverage_content_type = "physicalMeasurement";
      :cell_methods = "time: point";
      :missing_value = 9.96921E36f; // float
      :units = "m s**-1";
      :standard_name = "northward_wind";
      :long_name = "Northward component of horizontal wind";
      :valid_min = -100.0f; // float
      :valid_max = 100.0f; // float
      :_ChunkSizes = 8U, 321U, 846U; // uint

  // global attributes:
  :Conventions = "CF-1.10, ACDD-1.3";
  :cdm_data_type = "Grid";
  :featureType = "GRID";
  :title = "NETTUNO - WAM wind and wave forecast in the Mediterranean Sea";
  :summary = "72-hour operational wind and wave forecast over the Mediterranean Sea generated with the WAM model forced by ECMWF COSMO-ME atmospheric data, developed through a collaboration between the Italian Air Force’s CNMCA and CNR-ISMAR.Resolution: 0,05° (~5,5 × 4 km)";
  :keywords = "waves, wind, WAM, NETTUNO, ECMWF, Mediterranean Sea, forecast";
  :references = "NETTUNO operational forecasting system documentation";
  :product_version = "1.0";
  :creator_name = "National Research Council of Italy, Institute of Marine Sciences";
  :creator_type = "institution";
  :creator_institution = "CNR-ISMAR";
  :creator_email = "angela.pomaro@cnr.it";
  :creator_url = "https://www.ismar.cnr.it";
  :publisher_name = "CNR-ISMAR";
  :publisher_type = "institution";
  :publisher_institution = "CNR-ISMAR";
  :publisher_email = "angela.pomaro@cnr.it";
  :publisher_url = "https://www.ismar.cnr.it";
  :institution = "National Research Council of Italy, Institute of Marine Sciences";
  :source = "NETTUNO WAM wave model";
  :processing_level = "Operational numerical forecast";
  :comment = "Automatically converted from GRIB to NetCDF4";
  :model_name = "WAM";
  :model_version = "v.2009";
  :model_configuration = "NETTUNO Mediterranean";
  :forcing = "ECMWF COSMO-ME atmospheric forcing";
  :forcing_model = "ECMWF COSMO-ME";
  :boundary_conditions = "Operational NETTUNO configuration";
  :initial_conditions = "Previous forecast cycle";
  :assimilation_method = "No data assimilation";
  :quality_control = "Automatic consistency checks";
  :software_version = "GribToNetCDF_v7";
  :history = "2026-09-01T06:59:58Z Created from GRIB files";
  :geospatial_lat_min = 30.0; // double
  :geospatial_lat_max = 46.0; // double
  :geospatial_lat_units = "degrees_north";
  :geospatial_lon_min = -6.0; // double
  :geospatial_lon_max = 36.25; // double
  :geospatial_lon_units = "degrees_east";
  :geospatial_bounds_crs = "EPSG:4326";
  :time_coverage_start = "2026-09-01T00:00:00Z";
  :time_coverage_end = "2026-09-01T21:00:00Z";
  :time_coverage_resolution = "PT1H";
  :time_coverage_duration = "PT21H";
  :forecast_reference_time = "2026-08-30T00:00:00Z";
  :forecast_cycle = "00";
  :forecast_period_start = 48L; // long
  :forecast_period_end = 69L; // long
  :date_created = "2026-09-01T06:59:58Z";
  :date_modified = "2026-09-01T06:59:58Z";
  :date_issued = "2026-09-01T06:59:58Z";
  :license = "CC-BY-4.0 https://creativecommons.org/licenses/by/4.0/";
}