{
  "schema": "kallipolis.resource-quality.v1",
  "id": "resource.public-data.national-weather-service-api",
  "version": "1.0.0",
  "title": "National Weather Service API boundary",
  "summary": "Official-source access, authentication, request-shaping, paging, freshness, legal, and interpretation boundaries for National Weather Service API.",
  "content": {
    "kind": "public-data-api-boundary",
    "facts": [
      {
        "id": "fact.noaa.national-weather-service-api.access",
        "statement": "The National Weather Service API exposes forecasts, alerts, observations, stations, points, grids, products, and related metadata using linked JSON and GeoJSON resources.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.noaa.national-weather-service-api"
        ]
      },
      {
        "id": "fact.noaa.national-weather-service-api.authentication",
        "statement": "An API key is not required, but automated clients must send an identifying User-Agent and follow reasonable request-rate and retry behavior.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.noaa.national-weather-service-api"
        ]
      },
      {
        "id": "fact.noaa.national-weather-service-api.request",
        "statement": "Clients must resolve point-to-grid relationships, use pagination links where present, and retain issuance, update, expiration, status, and unit metadata.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.noaa.national-weather-service-api"
        ]
      },
      {
        "id": "fact.noaa.national-weather-service-api.boundary",
        "statement": "Weather observations and forecasts can change rapidly and have spatial, temporal, and sensor limits; safety decisions must use the latest authoritative alert and local guidance.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.noaa.national-weather-service-api"
        ]
      }
    ]
  },
  "language": "en",
  "category": "public-data-api",
  "state": "prepared",
  "canonicalUrl": "https://platoskallipolis.com/resources/public-data-apis/national-weather-service-api.json",
  "contentHash": "sha256:b11f44b509fe863440da2118db4575c210d2bae9d16283f24cb14f653ab2a08c",
  "owner": {
    "id": "platos-kallipolis",
    "name": "Plato's Kallipolis",
    "type": "organization",
    "accountabilityUrl": "https://platoskallipolis.com/about"
  },
  "access": {
    "mode": "public",
    "url": "https://platoskallipolis.com/resources/public-data-apis/national-weather-service-api.json",
    "authentication": "none",
    "robotsAllowed": true
  },
  "provenance": {
    "method": "primary-source",
    "sources": [
      {
        "id": "source.noaa.national-weather-service-api",
        "url": "https://www.weather.gov/documentation/services-web-api",
        "title": "National Weather Service API Web Service",
        "publisher": "NOAA National Weather Service",
        "observedAt": "2026-08-28T04:17:38Z"
      }
    ]
  },
  "observedAt": "2026-08-28T04:17:38Z",
  "freshness": {
    "policy": "max-age",
    "state": "current",
    "nextReviewAt": "2026-09-04T04:17:38Z",
    "maxAgeSeconds": 604800
  },
  "license": {
    "id": "source-terms-apply",
    "url": "https://www.weather.gov/disclaimer",
    "redistributionAllowed": false
  },
  "evidence": [
    {
      "id": "evidence.noaa.national-weather-service-api",
      "type": "source-claim",
      "url": "https://www.weather.gov/documentation/services-web-api",
      "observedAt": "2026-08-28T04:17:38Z"
    }
  ]
}