NetCDF Header

Hunga Tonga-Hunga Ha'apai stratospheric water vapor from Vaisala RS41 radiosondes

netcdf file:///data/b5bfd3a5-32ae-484a-913f-723e23e0c3a4/RS41_82022_20220228_120000_v1.nc-20220316-160754Z-76c80173-597e-4a0f-aa17-47b760373144 {
  dimensions:
    time = 96;
  variables:
    char trajectory;
      :cf_role = "trajectory_id";

    int launch_time;
      :long_name = "sounding launch time";
      :units = "seconds since 2022-02-28T12:00:00 UTC";

    double time(time=96);
      :long_name = "time since launch time";
      :units = "seconds since 2022-02-28T12:00:00 UTC";
      :calendar = "standard";
      :axis = "T";

    float pres(time=96);
      :long_name = "pressure";
      :units = "hPa";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "air_pressure";

    float tdry(time=96);
      :long_name = "dry bulb temperature";
      :units = "degC";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "air_temperature";

    float alt(time=96);
      :long_name = "altitude above MSL";
      :units = "meter";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :positive = "up";

    float dp(time=96);
      :long_name = "dew point";
      :units = "degC";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "dew_point_temperature";

    float rh(time=96);
      :long_name = "relative humidity";
      :units = "percent";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "relative_humidity";

    float mr(time=96);
      :long_name = "volume mixing ratio";
      :units = "umol/mol";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float

    float dz(time=96);
      :long_name = "vertical velocity";
      :units = "m/s";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float

    float u_wind(time=96);
      :long_name = "u component of winds";
      :units = "m/s";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "eastward_wind";

    float v_wind(time=96);
      :long_name = "v component of winds";
      :units = "m/s";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "northward_wind";

    float wspd(time=96);
      :long_name = "wind speed";
      :units = "m/s";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "wind_speed";

    float wdir(time=96);
      :long_name = "wind direction";
      :units = "degrees";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "wind_from_direction";

    float vt(time=96);
      :long_name = "virtual temperature";
      :units = "degC";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "virtual_temperature";

    float theta(time=96);
      :long_name = "potential temperature";
      :units = "K";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "air_potential_temperature";

    float theta_e(time=96);
      :long_name = "equivalent potential temperature";
      :units = "K";
      :missing_value = -999.0f; // float
      :_FillValue = -999.0f; // float
      :standard_name = "equivalent_potential_temperature";

  // global attributes:
  :Conventions = "CF-1.6";
  :featureType = "trajectory";
  :ProcessingTime = "2022-03-15T21:27:56 UTC";
  :SoundingDescription = "sbbv.2022022812.dat  Boa Vista, Brazil";
  :QCDisclaimer = "Data reformatted from FM35 TEMP. Mixing Ratio calculated with a 1% relative humidity low bias.";
  :StationName = "Boa Vista, Brazil";
  :WMOStationID = 82022; // int
  :BalloonReleaseDateAndTime = "2022-02-28T12:00:00 UTC";
  :ReleasePointLatitude = "2.830000 deg";
  :ReleasePointLongitude = "-60.700001 deg";
  :ReleasePointHeightFromSeaLevel = "140 m";
  :DataSource = "http://weather.uwyo.edu/upperair/sounding.html";
  :TerminatingAltitude = "26994 m";
  :AverageAscentRate = "4.7 m/s";
  :RepoRevision = 1582; // int
  :AnalysisEventKeyword = "Hunga Tonga-Hunga Ha’apai volcanic eruption";
  :DataSetVersion = "1";
  :pointOfContact = "Holger Voemel (Voemel@ucar.edu)";
}