{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/aviationweather/refs/heads/main/json-structure/aviationweather-station-structure.json",
  "name": "AviationWeather Station Info",
  "description": "Weather observation station metadata as returned by GET /api/data/stationinfo?format=json.",
  "type": "object",
  "required": [
    "icaoId",
    "lat",
    "lon"
  ],
  "properties": {
    "icaoId": {
      "type": "string",
      "description": "ICAO four-letter station identifier."
    },
    "iataId": {
      "type": [
        "string",
        "null"
      ],
      "description": "IATA three-letter code if assigned."
    },
    "faaId": {
      "type": [
        "string",
        "null"
      ],
      "description": "FAA identifier if assigned."
    },
    "wmoId": {
      "type": [
        "integer",
        "null"
      ],
      "description": "WMO numeric identifier if assigned."
    },
    "lat": {
      "type": "double"
    },
    "lon": {
      "type": "double"
    },
    "elev": {
      "type": "int32",
      "description": "Elevation in meters."
    },
    "site": {
      "type": "string",
      "description": "Site name."
    },
    "state": {
      "type": [
        "string",
        "null"
      ],
      "description": "U.S. state/territory code or international subdivision."
    },
    "country": {
      "type": "string",
      "description": "ISO country code."
    },
    "priority": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Site priority (1-9, lower = higher priority)."
    }
  }
}