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@mdsumner
Created June 19, 2026 00:37
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cli_docker_icechunk.md
docker run --rm  ghcr.io/hypertidy/gdal-system:dev sh -c "gdal mdim info /vsis3/dynamical-noaa-gefs/noaa-gefs-analysis/v0.1.2.icechunk --config AWS_NO_SIGN_REQUEST YES --config AWS_REGION us-west-2 "
Driver: Icechunk

Dimensions:
  Name (path)  Size       Type      Direction
  -----------  -----  ------------  ---------
  /latitude      721  HORIZONTAL_Y
  /longitude    1440  HORIZONTAL_X
  /time        77327  TEMPORAL

Coordinates (indexing variables):
  Name (path)   Dimension    Type              Unit
  -----------  -----------  -------  ------------------------
  /latitude    (latitude)   Float64  degree_north
  /longitude   (longitude)  Float64  degree_east
  /time        (time)       Int64    seconds since 1970-01-01

Data variables:
                  Name (path)                   Type         Unit             Shape           Chunk size
  -------------------------------------------  -------  --------------  ------------------  --------------

 (/time, /latitude, /longitude):
  /categorical_freezing_rain_surface           Float32  1               [77327, 721, 1440]  [1440, 32, 32]
  /categorical_ice_pellets_surface             Float32  1               [77327, 721, 1440]  [1440, 32, 32]
  /categorical_rain_surface                    Float32  1               [77327, 721, 1440]  [1440, 32, 32]
  /categorical_snow_surface                    Float32  1               [77327, 721, 1440]  [1440, 32, 32]
  /downward_long_wave_radiation_flux_surface   Float32  W m-2           [77327, 721, 1440]  [1440, 32, 32]
  /downward_short_wave_radiation_flux_surface  Float32  W m-2           [77327, 721, 1440]  [1440, 32, 32]
  /geopotential_height_500hpa                  Float32  m               [77327, 721, 1440]  [1440, 32, 32]
  /geopotential_height_cloud_ceiling           Float32  m               [77327, 721, 1440]  [1440, 32, 32]
  /maximum_temperature_2m                      Float32  degree_Celsius  [77327, 721, 1440]  [1440, 32, 32]
  /minimum_temperature_2m                      Float32  degree_Celsius  [77327, 721, 1440]  [1440, 32, 32]
  /percent_frozen_precipitation_surface        Float32  percent         [77327, 721, 1440]  [1440, 32, 32]
  /precipitable_water_atmosphere               Float32  kg m-2          [77327, 721, 1440]  [1440, 32, 32]
  /precipitation_surface                       Float32  kg m-2 s-1      [77327, 721, 1440]  [1440, 32, 32]
  /pressure_reduced_to_mean_sea_level          Float32  Pa              [77327, 721, 1440]  [1440, 32, 32]
  /pressure_surface                            Float32  Pa              [77327, 721, 1440]  [1440, 32, 32]
  /relative_humidity_2m                        Float32  percent         [77327, 721, 1440]  [1440, 32, 32]
  /temperature_2m                              Float32  degree_Celsius  [77327, 721, 1440]  [1440, 32, 32]
  /total_cloud_cover_atmosphere                Float32  percent         [77327, 721, 1440]  [1440, 32, 32]
  /wind_u_100m                                 Float32  m s-1           [77327, 721, 1440]  [1440, 32, 32]
  /wind_u_10m                                  Float32  m s-1           [77327, 721, 1440]  [1440, 32, 32]
  /wind_v_100m                                 Float32  m s-1           [77327, 721, 1440]  [1440, 32, 32]
  /wind_v_10m                                  Float32  m s-1           [77327, 721, 1440]  [1440, 32, 32]

Scalar arrays:
  Name (path)   Type   Unit
  ------------  -----  ----
  /spatial_ref  Int64

Attributes:
         Name          Type                                       Value
  ------------------  ------  -----------------------------------------------------------------------------
  attribution         String  "NOAA NWS NCEP GEFS data processed by dynamical.org from NOAA Open Data
...

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