NOAA — National Oceanic and Atmospheric Administration

Space Weather Prediction Center (SWPC) Data Service

SWPC publishes solar wind, geomagnetic, X-ray flux, aurora forecast, radiation storm, and coronal mass ejection products through a static-file data service organised by format. JSON, text, and image feeds refresh on intervals from one minute (real-time solar wind) to daily summaries. No authentication required; products power aviation, satellite, power grid, GPS, and HAM radio operators. A modernization of the JSON catalog landed 2026-03-31 with old products deprecated 2026-04-30.

Documentation GitHub

Documentation

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Documentation

https://www.swpc.noaa.gov/content/data-access

Other Resources

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BaseURL

https://services.swpc.noaa.gov/json/

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BaseURL

https://services.swpc.noaa.gov/products/

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BaseURL

https://services.swpc.noaa.gov/text/

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BaseURL

https://services.swpc.noaa.gov/images/

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ChangeLog

https://www.swpc.noaa.gov/news/scn-upcoming-json-modifications-and-changes

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APIsJSON

https://raw.githubusercontent.com/api-evangelist/noaa-gov/refs/heads/main/apis.yml

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API entry from apis.yml

aid: noaa-gov:swpc-data-service
name: Space Weather Prediction Center (SWPC) Data Service
description: SWPC publishes solar wind, geomagnetic, X-ray flux, aurora forecast, radiation storm, and
  coronal mass ejection products through a static-file data service organised by format. JSON, text, and
  image feeds refresh on intervals from one minute (real-time solar wind) to daily summaries. No authentication
  required; products power aviation, satellite, power grid, GPS, and HAM radio operators. A modernization
  of the JSON catalog landed 2026-03-31 with old products deprecated 2026-04-30.
humanURL: https://www.swpc.noaa.gov/content/data-access
baseURL: https://services.swpc.noaa.gov
tags:
- Space Weather
- Solar
- Geomagnetic
- Aurora
- Real-Time
properties:
- url: https://www.swpc.noaa.gov/content/data-access
  type: Documentation
- url: https://services.swpc.noaa.gov/json/
  type: BaseURL
- url: https://services.swpc.noaa.gov/products/
  type: BaseURL
- url: https://services.swpc.noaa.gov/text/
  type: BaseURL
- url: https://services.swpc.noaa.gov/images/
  type: BaseURL
- url: https://www.swpc.noaa.gov/news/scn-upcoming-json-modifications-and-changes
  type: ChangeLog