{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/aviationweather/refs/heads/main/json-structure/aviationweather-cwa-structure.json",
  "name": "AviationWeather Center Weather Advisory (CWA)",
  "description": "Decoded CWSU CWA as returned by GET /api/data/cwa?format=json.",
  "type": "object",
  "properties": {
    "cwaId": {
      "type": "int32"
    },
    "cwsu": {
      "type": "string",
      "description": "CWSU identifier (e.g. ZKC, ZNY, ZLA)."
    },
    "series": {
      "type": "int32",
      "description": "Advisory series number."
    },
    "issueTime": {
      "type": "int32"
    },
    "validTimeFrom": {
      "type": "int32"
    },
    "validTimeTo": {
      "type": "int32"
    },
    "hazard": {
      "type": "string",
      "enum": [
        "TURB",
        "ICE",
        "IFR",
        "CONV",
        "MTN_OBSC",
        "LLWS"
      ]
    },
    "rawCwa": {
      "type": "string"
    }
  }
}