{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/weather-gov/refs/heads/main/json-structure/weather-gov-gridpoint12h-forecast-structure.json",
  "name": "Gridpoint12hForecast",
  "description": "A multi-day forecast for a 2.5km grid square.",
  "type": "object",
  "properties": {
    "@context": {
      "$ref": "#/components/schemas/JsonLdContext"
    },
    "geometry": {
      "$ref": "#/components/schemas/GeometryString"
    },
    "units": {
      "$ref": "#/components/schemas/GridpointForecastUnits"
    },
    "forecastGenerator": {
      "type": "string",
      "description": "The internal generator class used to create the forecast text (used for NWS debugging)."
    },
    "generatedAt": {
      "type": "datetime",
      "description": "The time this forecast data was generated."
    },
    "updateTime": {
      "type": "datetime",
      "description": "The last update time of the data this forecast was generated from."
    },
    "validTimes": {
      "$ref": "#/components/schemas/ISO8601Interval"
    },
    "elevation": {
      "$ref": "#/components/schemas/QuantitativeValue"
    },
    "periods": {
      "type": "array",
      "items": {
        "$ref": "#/components/schemas/Gridpoint12hForecastPeriod"
      },
      "description": "An array of forecast periods."
    }
  },
  "additionalProperties": false
}