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Head to head

Nws Weather vs Space Weather

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

Nws Weatherio.github.cyanheads/nws-weather-mcp-server
A
No reviews yet

Get US weather forecasts, active alerts, and current observations.

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Space Weatherio.github.mrfentmen/space-weather-mcp
A
No reviews yet

Unified space weather server: solar wind, NOAA scales and alerts, aurora forecasts, and X-ray flux.

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The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. Both score close on the safety scan (93 and 89 out of 100). Nws Weather is hosted and callable through the gateway; Space Weather runs on your own machine. Nws Weather has noticeably more public adoption.

 Nws WeatherSpace Weather
User ratingNo reviews yetNo reviews yet
Safety gradeA93/100A89/100
AdoptionGrowingNew
GitHub stars10
Downloads / week320–
Runs whereHosted (remote)Your machine (local)
Gateway-readyYesNo
Tools—6
Write actions——
Price per callFreeFree
LicenceApache-2.0MIT
Last release2026-09-192026-09-22
CategoryMaps and travelMaps and travel

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