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数据集标题:  Navy Global Environmental Model (NAVGEM), 0.5 degree, 2013-present, 20 m Wind,
Lon+/-180
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机构:  FNMOC   (数据集 ID: erdNavgem05D20mWind_LonPM180)
信息:  概括 ? | 执照 ? | FGDC | ISO 19115 | 元数据 | 背景 (外部链接) | 数据访问表 | 文件
 
图表类型:  ?
X 轴:  ?
Y 轴:  ?
向量X:  ?
向量 Y:  ?
 
方面 ?    开始 ?    Stop ?
time (UTC) ?     仅指定 1 个值 →
    |< -
< <
altitude (m) ?     仅指定 1 个值 →
   
< <
latitude (degrees_north) ?
    +
    -
< slider >
longitude (degrees_east) ?
    +
    -
< slider >
 
图表设置
颜色: 
矢量标准: 
Y 轴最小值:   最大限度:   
 
(请耐心等待,获取数据可能需要一段时间。)
 
选修的:
然后设置文件类型: (文件类型信息)
and
或查看 URL:
(文档 / 旁路 这 形式 ? )
    单击地图以指定新的中心点。 ?
飞涨:
[您指定的图表。请耐心等待。]

 

您可以使用图表来做的事情

当然,你可以对图表做任何你想做的事情。但你可能没有考虑到以下几点:

此数据集的数据集属性结构 (.das)

Attributes {
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.3609296e+9, 1.7462952e+9;
    String axis "T";
    String calendar "proleptic_gregorian";
    String ioos_category "Time";
    String long_name "GRIB forecast or observation time";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  altitude {
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "up";
    Float32 actual_range 19.0, 19.0;
    String axis "Z";
    String datum "ground";
    Int32 Grib_level_type 105;
    String ioos_category "Location";
    String long_name "Altitude";
    String positive "up";
    String source_name "height_above_ground";
    String standard_name "altitude";
    String units "m";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float32 actual_range -90.00001, 89.99999;
    String axis "Y";
    String ioos_category "Location";
    String long_name "Latitude";
    String standard_name "latitude";
    String units "degrees_north";
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float32 actual_range -180.0, 179.5;
    String axis "X";
    String ioos_category "Location";
    String long_name "Longitude";
    String standard_name "longitude";
    String units "degrees_east";
  }
  wnd_ucmp_height_above_ground {
    Float64 colorBarMaximum 15.0;
    Float64 colorBarMinimum -15.0;
    String comment "The estimated mean rate of wind movement in the west-east direction only spectral waves 0 to 18 @ Specified height level above ground";
    String description "The east-west component of the wind which is relative to the east-west axis of the grid This is true east for spherical and mercator but not for lambert conformal and others";
    Int32 Grib1_Center 58;
    String Grib1_Interval_Name "Unknown Time Range Indicator -1";
    Int32 Grib1_Interval_Type -1;
    String Grib1_Level_Desc "Specified height level above ground";
    Int32 Grib1_Level_Type 105;
    Int32 Grib1_Parameter 33;
    String Grib1_Parameter_Name "wnd_ucmp";
    Int32 Grib1_Subcenter 0;
    Int32 Grib1_TableVersion 3;
    String Grib_Variable_Id "VAR_58-0-3-33_L105";
    String ioos_category "Wind";
    String long_name "Eastward Wind";
    Float32 missing_value NaN;
    String standard_name "eastward_wind";
    String units "m s-1";
  }
  wnd_vcmp_height_above_ground {
    Float64 colorBarMaximum 15.0;
    Float64 colorBarMinimum -15.0;
    String comment "The estimated mean rate of wind movement in the north-south direction only spectral waves 0 to 18 @ Specified height level above ground";
    String description "The north-south component of the wind which is relative to the north-south axis of the grid This is true east for spherical and mercator but not for lambert conformal and others";
    Int32 Grib1_Center 58;
    String Grib1_Interval_Name "Unknown Time Range Indicator -1";
    Int32 Grib1_Interval_Type -1;
    String Grib1_Level_Desc "Specified height level above ground";
    Int32 Grib1_Level_Type 105;
    Int32 Grib1_Parameter 34;
    String Grib1_Parameter_Name "wnd_vcmp";
    Int32 Grib1_Subcenter 0;
    Int32 Grib1_TableVersion 3;
    String Grib_Variable_Id "VAR_58-0-3-34_L105";
    String ioos_category "Wind";
    String long_name "Northward Wind";
    Float32 missing_value NaN;
    String standard_name "eastward_wind";
    String units "m s-1";
  }
  NC_GLOBAL {
    String cdm_data_type "Grid";
    String Conventions "CF-1.6, COARDS, ACDD-1.3";
    String creator_email "CSO.navo.fct@navy.mil";
    String creator_name "FNMOC";
    String creator_type "institution";
    String creator_url "https://www.usno.navy.mil/FNMOC/";
    String defaultGraphQuery "&.draw=vectors";
    Float64 Easternmost_Easting 179.5;
    String file_format "GRIB-1";
    Float64 geospatial_lat_max 89.99999;
    Float64 geospatial_lat_min -90.00001;
    Float64 geospatial_lat_resolution 0.5;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max 179.5;
    Float64 geospatial_lon_min -180.0;
    Float64 geospatial_lon_resolution 0.5;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 19.0;
    Float64 geospatial_vertical_min 19.0;
    String geospatial_vertical_positive "up";
    String geospatial_vertical_units "m";
    String GRIB_table_version "0,3";
    Float64 grid_mapping_earth_radius 6367470.0;
    String grid_mapping_name "latitude_longitude";
    String history 
"Read using CDM IOSP GribCollection v3
2025-05-06T07:44:41Z (local files)
2025-05-06T07:44:41Z https://coastwatch.pfeg.noaa.gov/griddap/erdNavgem05D20mWind_LonPM180.das";
    String infoUrl "https://en.wikipedia.org/wiki/NAVGEM";
    String institution "FNMOC";
    String keywords "above, atmosphere, atmospheric, axis, but, center, component, conformal, data, earth, Earth Science > Atmosphere > Atmospheric Winds > Surface Winds, east, east-west, eastward, eastward_wind, fleet, fnmoc, grid, ground, height, height_above_ground, lambert, level, local, mercator, meteorology, monterey, not, numerical, oceanography, others, relative, science, source, specified, spherical, states, surface, time, true, united, west, which, wind, winds, wnd_ucmp_height_above_ground";
    String keywords_vocabulary "GCMD Science Keywords";
    String license 
"The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.";
    Float64 Northernmost_Northing 89.99999;
    String Originating_or_generating_Center "Fleet Numerical Meteorology and Oceanography Center, Monterey, CA, United States";
    String Originating_or_generating_Subcenter "0";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing -90.00001;
    String standard_name_vocabulary "CF Standard Name Table v70";
    String summary "Navy Global Environmental Model (NAVGEM) is a global numerical weather prediction computer model. It replaced NOGAPS as the prime model in the middle of February 2013 at the Navy Fleet Numerical Meteorology and Oceanography Center (FNMOC) Weather model synoptic site. [Wikipedia]";
    String testOutOfDate "now-2days";
    String time_coverage_end "2025-05-03T18:00:00Z";
    String time_coverage_start "2013-02-15T12:00:00Z";
    String title "Navy Global Environmental Model (NAVGEM), 0.5 degree, 2013-present, 20 m Wind, Lon+/-180";
    Float64 Westernmost_Easting -180.0;
  }
}

 

使用 griddap 从网格数据集请求数据和图表

griddap允许您通过特殊格式的 URL 从网格数据集中请求数据子集、图表或地图(例如,来自卫星的海面温度数据)。griddap 使用OPeNDAP  (external link)数据访问协议 (DAP )  (external link)及其投影约束 (external link)

URL 指定您想要的内容:数据集、图表或数据子集的描述以及响应的文件类型。

griddap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/griddap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/griddap/jplMURSST41.htmlTable?analysed_sst[(2002-06-01T09:00:00Z)][(-89.99):1000:(89.99)][(-179.99):1000:(180.0)]
Thus, the query is often a data variable name (e.g., analysed_sst), followed by [(start):stride:(stop)] (or a shorter variation of that) for each of the variable's dimensions (for example, [time][latitude][longitude]).

For details, see the griddap Documentation.


 
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ERDDAP ,版本2.26
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