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WeatherMCP serverFirst audited Nov 13, 2026

Canada Weather

Official Canadian weather: forecasts, conditions, alerts and air quality in English and French.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 7 of 7 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 244 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://weather.sitesy.ca/mcp

Website Streamable HTTP · protocol 2025-11-25 · server version 1.30.0

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: 7 of 7 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.

    • search_locations
    • get_current_conditions
    • get_daily_forecast
    • get_hourly_forecast
    • get_alerts_by_place
    • get_alerts_by_coordinates
    • get_air_quality

Tools

  • Passed: 7 tools listed.

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

Protocol

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

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (7)

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

  • search_locationsSearch Canadian forecast locations by name, in English or French. Returns matching locations with site code, names in both languages, province code, and coordinates. Use the site code with t…Doesn't say
  • get_current_conditionsCurrent observed weather conditions for a location by site code. lang is en or fr. Get the site code from search_locations. Doesn't say
  • get_daily_forecastDaily forecast periods for a location by site code. lang is en or fr.Doesn't say
  • get_hourly_forecastHourly forecast for a location by site code. lang is en or fr.Doesn't say
  • get_alerts_by_placeActive official weather alerts covering a location by site code. Returns every active alert whose coverage includes the location, with its colour coded risk level, or an empty list when none…Doesn't say
  • get_alerts_by_coordinatesActive official weather alerts covering a latitude and longitude point. lang is en or fr.Doesn't say
  • get_air_qualityAir Quality Health Index for a place, current value plus forecast. Identify the place with a site code from search_locations, a place name in query, or a latitude and longitude pair. Values…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 200244 ms
initializedHTTP 202161 ms
tools/listHTTP 20080 ms
resources/listHTTP 20062 ms
prompts/listHTTP 20061 ms
unknown-methodHTTP 20070 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.