type: raster
description: >
  Complete ERA5 reanalysis dataset 1940-present. Global atmospheric reanalysis
  at 0.25° resolution (~25km), hourly timesteps. Includes surface variables
  (temperature, precipitation, wind, pressure) and pressure-level variables
  (37 levels). Produced by ECMWF for Copernicus Climate Change Service.
  Stored as Analysis-Ready, Cloud Optimized (ARCO) Zarr on Google Cloud Storage.
uri: gs://gcp-public-data-arco-era5/ar/full_37-1h-0p25deg-chunk-1.zarr-v3
source:
  origin: https://github.com/google-research/arco-era5
  format: zarr
  auth: none
geo:
  bbox: [-180, -90, 180, 90]
  crs: EPSG:4326
metadata:
  provider: Google Research / ECMWF Copernicus C3S
  license: CC-BY-4.0
  dataset:
    tier: 1
    thematic_group: Climate & Weather
    format: zarr
    resolution: 25km
    crs: EPSG:4326
    temporal:
      range: "1940/.."
      frequency: hourly
      type: time_series
    tags:
      - temperature
      - precipitation
      - wind
      - pressure
      - humidity
      - reanalysis
      - era5
      - climate
      - weather
      - global
    concepts:
      - temperature
      - precipitation
      - atmosphere
    quality:
      methodology: "ECMWF IFS data assimilation system (CY41R2)"
      accuracy: "State-of-the-art reanalysis"
      coverage: global
    format_details:
      type: zarr
      compression: zstd
      chunks: {"time": 1, "latitude": 721, "longitude": 1440}
      variables: ["2m_temperature", "10m_u_component_of_wind", "10m_v_component_of_wind", "mean_sea_level_pressure", "total_precipitation", "geopotential"]
    citation: "Hersbach et al. (2020). The ERA5 global reanalysis. Q.J.R. Meteorol. Soc."
    doi: "10.1002/qj.3803"
    homepage: https://github.com/google-research/arco-era5