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Title Sum-
Institution Dataset ID
 data       graph  M    files  public Merge Windspeed, Stress, Curl, Divergence, and Ekman Upwelling, Metop-C ASCAT, 0.25 degree,
Global, Near Real Time, 2020-present, 4 hour
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The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL cdm_data_type String Grid
attribute NC_GLOBAL contact String at
attribute NC_GLOBAL Conventions String CF-1.6, COARDS, ACDD-1.3
attribute NC_GLOBAL creator_email String at
attribute NC_GLOBAL creator_name String NOAA NMFS SWFSC ERD
attribute NC_GLOBAL creator_type String institution
attribute NC_GLOBAL creator_url String (external link)
attribute NC_GLOBAL defaultGraphQuery String wind_u%5B(last)%5D%5B(10.0)%5D%5B(89.833333):(-89.833154)%5D%5B(-179.833333):(179.832974)%5D,wind_v%5B(last)%5D%5B(10.0)%5D%5B(89.833333):(-89.833154)%5D%5B(-179.833333):(179.832974)%5D&.draw=vectors&.vars=longitude%7Clatitude%7Cwind_u%7Cwind_v&.color=0x000000&.bgColor=0xffccccff
attribute NC_GLOBAL Easternmost_Easting double 179.832974
attribute NC_GLOBAL geospatial_lat_max double 89.833333
attribute NC_GLOBAL geospatial_lat_min double -89.833154
attribute NC_GLOBAL geospatial_lat_resolution double 0.333333
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double 179.832974
attribute NC_GLOBAL geospatial_lon_min double -179.833333
attribute NC_GLOBAL geospatial_lon_resolution double 0.333333
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL geospatial_vertical_max double 10.0
attribute NC_GLOBAL geospatial_vertical_min double 10.0
attribute NC_GLOBAL geospatial_vertical_positive String up
attribute NC_GLOBAL geospatial_vertical_units String m
attribute NC_GLOBAL history String Four-hour L3 wind data were obtained from NOAA NESDIS CoastWatch at and used to calculate wind stress, curl, Ekman upwelling, Wind Diffusivity Currents, and wind divergence derived variables.
attribute NC_GLOBAL id String erdQCwindproducts3day
attribute NC_GLOBAL infoUrl String (external link)
attribute NC_GLOBAL institution String USDOC/NOAA/NESDIS OceanWatch
attribute NC_GLOBAL keywords String 2021-present, 3-day, advanced, altitude, ascat, atmosphere, atmospheric, center, circulation, coast, coastwatch, composite, convergence, curl, current, currents, data, day, degree, degrees, diffusivity, direction, divergence, divergence_of_wind, downward, driven, earth, Earth Science > Atmosphere > Atmospheric Winds > Convergence/Divergence, Earth Science > Atmosphere > Atmospheric Winds > Surface Winds, Earth Science > Atmosphere > Atmospheric Winds > Wind Stress, Earth Science > Oceans > Ocean Circulation > Wind-Driven Circulation, eastward, eastward_wind, ekman, ekman_current, ekman_current_u, ekman_current_v, ekman_upwelling, environmental, erd, eumetsat, european, exploitation, fisheries, global, information, latitude, longitude, marine, merge, meridional, meteorological, metop, metop-c, modulus, national, near, near real time, nesdis, nmfs, noaa, node, northward, northward_wind, nrt, ocean, oceans, organisation, present, real, satellite, satellites, scalar, scatterometer, science, service, southwest, speed, stress, stress_u, stress_v, surface, surface_downward_eastward_stress, surface_downward_northward_stress, swfsc, time, upwelling, wcn, west, wind, wind-driven, wind_direction, wind_from_direction, wind_speed, wind_u, wind_v, winds, windspeed, zonal
attribute NC_GLOBAL keywords_vocabulary String GCMD Science Keywords
attribute NC_GLOBAL license String 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.
attribute NC_GLOBAL naming_authority String griddap/erddap/gov.noaa.pfeg.coastwatch
attribute NC_GLOBAL NCO String netCDF Operators version 5.0.6 (Homepage =, Code =
attribute NC_GLOBAL Northernmost_Northing double 89.833333
attribute NC_GLOBAL platform String MetOp-C
attribute NC_GLOBAL processing_level String L4
attribute NC_GLOBAL project String CoastWatch (
attribute NC_GLOBAL publisher_email String at
attribute NC_GLOBAL publisher_name String NOAA NMFS SWFSC ERD
attribute NC_GLOBAL publisher_type String institution
attribute NC_GLOBAL publisher_url String (external link)
attribute NC_GLOBAL references String (external link)
attribute NC_GLOBAL sensor String ASCAT
attribute NC_GLOBAL source String metop-2_ASCAT_windspeed
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double -89.833154
attribute NC_GLOBAL spatial_resolution String 35km
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v55
attribute NC_GLOBAL sumary String Wind data originating with wind velocity measurements from the ASCAT instrument onboard EUMETSAT's Metop-C satellite. ASCAT is a microwave scatterometer designed to measure surface wind velocity and direction over the global ocean. Wind velocity is used to generate the following derived products: wind stress, curl, divergence, wind-driven (Ekman) currents and Ekman Upwelling
attribute NC_GLOBAL summary String Merge Windspeed, Stress, Curl, Divergence, and Ekman Upwelling, Metop-C Advanced SCATterometer (ASCAT), 0.25 degree, Global, Near Real Time, 2021-present, 3-Day Composite
attribute NC_GLOBAL time_coverage_duration String P4H
attribute NC_GLOBAL time_coverage_end String 2024-06-24T08:00:00Z
attribute NC_GLOBAL time_coverage_resolution String P1D
attribute NC_GLOBAL time_coverage_start String 2021-09-03T00:00:00Z
attribute NC_GLOBAL title String Merge Windspeed, Stress, Curl, Divergence, and Ekman Upwelling, Metop-C ASCAT, 0.25 degree, Global, Near Real Time, 2020-present, 4 hour
attribute NC_GLOBAL Westernmost_Easting double -179.833333
dimension time   double nValues=5625, evenlySpaced=false, averageSpacing=4h 22m 32s
attribute time _CoordinateAxisType String Time
attribute time actual_range double 1.6306272E9, 1.719216E9
attribute time axis String T
attribute time calendar String gregorian
attribute time ioos_category String Time
attribute time long_name String Centered Time
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
dimension altitude   double nValues=1, onlyValue=10.0
attribute altitude _CoordinateAxisType String Height
attribute altitude _CoordinateZisPositive String up
attribute altitude actual_range double 10.0, 10.0
attribute altitude axis String Z
attribute altitude ioos_category String Location
attribute altitude long_name String Altitude
attribute altitude positive String up
attribute altitude standard_name String altitude
attribute altitude units String m
dimension latitude   double nValues=540, evenlySpaced=true, averageSpacing=-0.333333
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range double -89.833154, 89.833333
attribute latitude axis String Y
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
dimension longitude   double nValues=1080, evenlySpaced=true, averageSpacing=0.333333
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range double -179.833333, 179.832974
attribute longitude axis String X
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
variable curl   float time, altitude, latitude, longitude
attribute curl _FillValue float -99999.0
attribute curl colorBarMaximum double 3.0E-6
attribute curl colorBarMinimum double -3.0E-6
attribute curl ioos_category String Wind
attribute curl long_name String Curl of Wind Stress
attribute curl missing_value float -99999.0
attribute curl units String Pa m-1
variable divergence   float time, altitude, latitude, longitude
attribute divergence _FillValue float -99999.0
attribute divergence colorBarMaximum float 3.0E-5
attribute divergence colorBarMinimum float -3.0E-5
attribute divergence ioos_category String Wind
attribute divergence long_name String Wind Divergence
attribute divergence missing_value float -99999.0
attribute divergence standard_name String divergence_of_wind
attribute divergence units String s-1
variable ekman_current   float time, altitude, latitude, longitude
attribute ekman_current _FillValue float -99999.0
attribute ekman_current colorBarMaximum double 0.06
attribute ekman_current colorBarMinimum double 0.0
attribute ekman_current ioos_category String Currents
attribute ekman_current long_name String Scalar (Modulus) Wind Diffusivity Current
attribute ekman_current missing_value float -99999.0
attribute ekman_current units String m s-1
variable ekman_current_u   float time, altitude, latitude, longitude
attribute ekman_current_u _FillValue float -99999.0
attribute ekman_current_u colorBarMaximum double 0.06
attribute ekman_current_u colorBarMinimum double -0.06
attribute ekman_current_u ioos_category String Currents
attribute ekman_current_u long_name String Zonal Wind Diffusivity Current
attribute ekman_current_u missing_value float -99999.0
attribute ekman_current_u units String m s-1
variable ekman_current_v   float time, altitude, latitude, longitude
attribute ekman_current_v _FillValue float -99999.0
attribute ekman_current_v colorBarMaximum double 0.06
attribute ekman_current_v colorBarMinimum double -0.06
attribute ekman_current_v ioos_category String Currents
attribute ekman_current_v long_name String Meridional Wind Diffusivity Current
attribute ekman_current_v missing_value float -99999.0
attribute ekman_current_v units String m s-1
variable ekman_upwelling   float time, altitude, latitude, longitude
attribute ekman_upwelling _FillValue float -99999.0
attribute ekman_upwelling colorBarMaximum float 2.0E-5
attribute ekman_upwelling colorBarMinimum float -2.0E-5
attribute ekman_upwelling ioos_category String Currents
attribute ekman_upwelling long_name String Ekman Upwelling
attribute ekman_upwelling missing_value float -99999.0
attribute ekman_upwelling units String m s-1
variable stress   float time, altitude, latitude, longitude
attribute stress _FillValue float -99999.0
attribute stress colorBarMaximum float 0.5
attribute stress colorBarMinimum float 0.0
attribute stress ioos_category String Wind
attribute stress long_name String Scalar (Modulus) Wind Stress
attribute stress missing_value float -99999.0
attribute stress units String Pa
variable stress_u   float time, altitude, latitude, longitude
attribute stress_u _FillValue float -99999.0
attribute stress_u colorBarMaximum float 0.5
attribute stress_u colorBarMinimum float 0.0
attribute stress_u ioos_category String Wind
attribute stress_u long_name String Zonal Wind Stress
attribute stress_u missing_value float -99999.0
attribute stress_u standard_name String surface_downward_eastward_stress
attribute stress_u units String Pa
variable stress_v   float time, altitude, latitude, longitude
attribute stress_v _FillValue float -99999.0
attribute stress_v colorBarMaximum float 0.5
attribute stress_v colorBarMinimum float 0.0
attribute stress_v ioos_category String Wind
attribute stress_v long_name String Meridional Wind Stress
attribute stress_v missing_value float -99999.0
attribute stress_v standard_name String surface_downward_northward_stress
attribute stress_v units String Pa
variable wind_direction   double time, altitude, latitude, longitude
attribute wind_direction _FillValue double 655.35
attribute wind_direction colorBarMaximum double 360.0
attribute wind_direction colorBarMinimum double 0.0
attribute wind_direction ioos_category String Wind
attribute wind_direction long_name String Wind Direction
attribute wind_direction missing_value double -0.01
attribute wind_direction standard_name String wind_from_direction
attribute wind_direction units String degrees
variable wind_speed   double time, altitude, latitude, longitude
attribute wind_speed _FillValue double -99.99000000000001
attribute wind_speed colorBarMaximum double 15.0
attribute wind_speed colorBarMinimum double 0.0
attribute wind_speed ioos_category String Wind
attribute wind_speed long_name String Scalar (Modulus) Wind Speed
attribute wind_speed missing_value double -99.99000000000001
attribute wind_speed standard_name String wind_speed
attribute wind_speed units String m s-1
variable wind_u   double time, altitude, latitude, longitude
attribute wind_u _FillValue double -99.99000000000001
attribute wind_u colorBarMaximum double 15.0
attribute wind_u colorBarMinimum double -15.0
attribute wind_u ioos_category String Wind
attribute wind_u long_name String Zonal Wind
attribute wind_u missing_value double -99.99000000000001
attribute wind_u standard_name String eastward_wind
attribute wind_u units String m s-1
variable wind_v   double time, altitude, latitude, longitude
attribute wind_v _FillValue double -99.99000000000001
attribute wind_v colorBarMaximum double 15.0
attribute wind_v colorBarMinimum double -15.0
attribute wind_v ioos_category String Wind
attribute wind_v long_name String Meridional Wind
attribute wind_v missing_value double -99.99000000000001
attribute wind_v standard_name String northward_wind
attribute wind_v units String m s-1

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.

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