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WeatherMCP serverFirst audited Nov 13, 2026

Earth & Sky

Live earthquakes, ISS position, weather, moon phase, and true star visibility. No key.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 9 of 9 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 358 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://13-62-217-51.sslip.io/mcp

Website Streamable HTTP · protocol 2025-06-18 · server version 1.0.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Warning: 9 of 9 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • sky_seeing
    • watch
    • earthquakes
    • weather
    • iss_position
    • earth_now
    • sky_tonight
    • moon_phase
    • and 1 more

Tools

  • Passed: 9 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Note: Protocol version 2025-06-18.

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (9)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • sky_seeingIs tonight actually usable for stargazing or astrophotography? Combines real dark hours and true moon illumination (computed from first principles) with live hourly cloud cover, weighting low cloud a…Doesn't say
  • watchStateful quake subscriptions. Unlike a local tool, the filter and its cursor are stored on the server, so poll returns ONLY events newer than your last poll - no re-scanning, no client-side dedupe. A…Doesn't say
  • earthquakesRecent earthquakes from USGS. Filter by window (hour/day/week/month), minimum magnitude, and place text. Returns magnitude, place, depth, time.Doesn't say
  • weatherCurrent weather and the next 12 hours for a latitude/longitude, from Open-Meteo. No API key required.Doesn't say
  • iss_positionCurrent latitude/longitude of the International Space Station.Doesn't say
  • earth_nowOne-shot summary of what is happening on Earth right now: 24h earthquake totals plus current ISS position.Doesn't say
  • sky_tonightReal sky for a place and night: sunrise/sunset, moonrise/moonset, true moon phase and illumination, and the best dark window for stargazing. Computed from first principles (no key, no ephemeris file).Doesn't say
  • moon_phaseCurrent (or given date's) moon phase and illumination for a location.Doesn't say
  • sky_atThe real sky for a place and an instant: sunrise/sunset, moonrise/moonset, true moon phase and illumination, and the best dark window for stargazing. Pure astronomy, no API key.Doesn't say

Audit history

  1. Nov 13Warnings

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200358 ms
initializedHTTP 202377 ms
tools/listHTTP 200122 ms
unknown-methodHTTP 200126 ms

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