National Weather Service

National Weather Service API

The National Weather Service API allows developers access to critical forecasts, alerts, and observations, along with other weather data. The API is designed with a cache-friendly approach and based on JSON-LD to promote machine data discovery.

GitHub OpenAPI

Documentation

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Documentation
https://www.weather.gov/documentation/services-web-api

Specifications

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OpenAPI
https://api.weather.gov/openapi.json
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OpenAPI
https://raw.githubusercontent.com/api-evangelist/national-weather-service/refs/heads/main/openapi/national-weather-service-openapi.json

OpenAPI Specification

openapi.json Raw ↑