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{
  "properties": {
    "data": {
      "properties": {
        "coverage": {
          "properties": {
            "complete": {
              "type": "boolean"
            },
            "reason": {
              "description": "Which requested family has no anomaly, present when 'complete' is false — the observed value or the 1991-2020 normal is missing at this point, so the family is served as null rather than compared against a partial baseline",
              "type": "string"
            }
          },
          "required": [
            "complete"
          ],
          "type": "object"
        },
        "days_counted": {
          "type": "integer"
        },
        "from": {
          "type": "string"
        },
        "grid": {
          "properties": {
            "distance_km": {
              "type": "number"
            },
            "lat": {
              "type": "number"
            },
            "lon": {
              "type": "number"
            }
          },
          "required": [
            "distance_km",
            "lat",
            "lon"
          ],
          "type": "object"
        },
        "lat": {
          "type": "number"
        },
        "location": {
          "description": "Echo of the resolved place when city=/location= was used — name, ISO country, admin1 code and the exact GeoNames coordinates; absent when lat/lon were passed directly",
          "type": "object"
        },
        "lon": {
          "type": "number"
        },
        "precipitation": {
          "properties": {
            "anomaly_mm": {
              "type": "number"
            },
            "normal_mm": {
              "type": "number"
            },
            "observed_mm": {
              "type": "number"
            }
          },
          "required": [
            "anomaly_mm",
            "normal_mm",
            "observed_mm"
          ],
          "type": [
            "object",
            "null"
          ]
        },
        "reference_period": {
          "description": "WMO climatological baseline the anomaly is measured against (1991-2020)",
          "type": "string"
        },
        "temperature": {
          "properties": {
            "anomaly_celsius": {
              "description": "Observed minus 1991-2020 normal (°C); positive means warmer than normal",
              "type": "number"
            },
            "normal_celsius": {
              "type": "number"
            },
            "observed_celsius": {
              "type": "number"
            }
          },
          "required": [
            "anomaly_celsius",
            "normal_celsius",
            "observed_celsius"
          ],
          "type": [
            "object",
            "null"
          ]
        },
        "to": {
          "type": "string"
        },
        "wind": {
          "properties": {
            "anomaly_speed_ms": {
              "type": "number"
            },
            "normal_speed_ms": {
              "type": "number"
            },
            "observed_speed_ms": {
              "description": "Daily-mean wind vector: speed of the mean 10 m vector (m/s), from ERA5 daily means of the u/v components — lower than the true mean wind speed whenever direction varies during the day (components cancel). The normal and the anomaly are computed on the same vector-mean basis, so the comparison is consistent",
              "type": "number"
            }
          },
          "required": [
            "anomaly_speed_ms",
            "normal_speed_ms",
            "observed_speed_ms"
          ],
          "type": [
            "object",
            "null"
          ]
        }
      },
      "required": [
        "coverage",
        "days_counted",
        "from",
        "lat",
        "lon",
        "reference_period",
        "to"
      ],
      "type": "object"
    },
    "provenance": {
      "properties": {
        "dataset": {
          "description": "Stable machine identifier of the dataset that served the response: era5 (Copernicus ERA5 reanalysis). Branch on this field rather than parsing provenance.source, which carries a human-readable label whose wording is not part of the contract.",
          "type": "string"
        },
        "fetched_at": {
          "type": "string"
        },
        "freshness": {
          "properties": {
            "as_of": {
              "type": "string"
            },
            "kind": {
              "type": "string"
            }
          },
          "required": [
            "as_of",
            "kind"
          ],
          "type": "object"
        },
        "source": {
          "type": "string"
        }
      },
      "required": [
        "dataset",
        "fetched_at",
        "freshness",
        "source"
      ],
      "type": "object"
    }
  },
  "required": [
    "data",
    "provenance"
  ],
  "type": "object"
}