api.weather.gov (NOAA NWS)
National Weather Service REST + JSON-LD API at api.weather.gov delivering open weather forecasts, alerts, and observations. Endpoints include /points/{lat,lon}, /gridpoints/{office}/{x},{y}/forecast, /gridpoints/ .../forecast/hourly, /alerts/active, /alerts, /stations, /products, and /zones. Authentication is User-Agent only — no API key required — and all responses are intended as open data free to use for any purpose.
api.weather.gov (NOAA NWS) is one of 21 APIs that Public Sector publishes on the APIs.io network.
Tagged areas include Federal, NOAA, National Weather Service, Weather, and Forecast.