Koskamo

Canada Weather Alerts MCP

A remote MCP server that provides active Environment Canada weather warnings, watches, and advisories for Canadian postal codes. It supports free tier access for single postal area checks and a paid tier for multi-site and regional radius alerts, enabling agents to monitor weather risks for construction, logistics, and retail operations.

Endpoint and access

No sign-in to connect and list tools. Individual tools may still need a vendor account, credentials, or permissions; check the documented prerequisites.

Canada Weather Alerts MCP logo, by Donnie MorrisonCommunity listingStreamable HTTPNo sign-inEndpoint checked 2026-11-01Published by Donnie Morrison
MCP endpoint (Streamable HTTP)
https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp
Vendor documentation

What you can do with it

  • Check active weather warnings for a specific Canadian postal code
  • Monitor up to 25 sites for active alerts simultaneously
  • Retrieve all alerts within a 300km radius of a location

Source and maintenance

Community listingRegistry 1.0.0
mcp-registry: io.github.donniertf-hub/ca-weather-alerts-mcp@1.0.0Source repositoryProject website
Maintenance checked

Protocol and capabilities

Server
ca-weather-alerts-mcp 1.0.0
MCP protocol
2025-06-18
Tools
3 advertised
Resources
Not advertised
Resource templates
Not advertised
Prompts
Not advertised
Server-advertised capabilities
{
  "tools": {
    "listChanged": false
  }
}

Server-provided instructions

Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.

Canada Weather Alerts. weather_alerts is free. Subscribe (C$12/month, cancel anytime) at https://ca-weather-alerts-mcp.donniertf.workers.dev/buy for the paid tools, then pass access_token.

Tools

3 advertised

weather_alerts
Advertised by the server during the last successful anonymous check.

FREE. Active Environment Canada warnings, watches and advisories near a Canadian postal code (first 3 characters used). Top 3.

weather_alerts input schema
{
  "type": "object",
  "required": [
    "postal_code"
  ],
  "properties": {
    "postal_code": {
      "type": "string"
    }
  }
}
sites_check
Advertised by the server during the last successful anonymous check.

PRO. Check up to 25 postal codes (stores, job sites, depots) for active alerts at once, worst first.

sites_check input schema
{
  "type": "object",
  "required": [
    "postal_codes"
  ],
  "properties": {
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    },
    "postal_codes": {
      "type": "array",
      "items": {
        "type": "string"
      }
    }
  }
}
area_alerts
Advertised by the server during the last successful anonymous check.

PRO. All active alerts within a radius (km, max 300) of a postal code, with full text.

area_alerts input schema
{
  "type": "object",
  "required": [
    "postal_code"
  ],
  "properties": {
    "radius_km": {
      "type": "number"
    },
    "postal_code": {
      "type": "string"
    },
    "access_token": {
      "type": "string",
      "description": "Subscriber token from /success (or Authorization: Bearer)"
    }
  }
}

Prompts

Not advertised

No prompt definitions available.

Resources

Not advertised

No resource definitions available.

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
773 ms
95th percentile latency
773 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 773 ms · metadata changed · 3 tool(s)

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http canada-weather-alerts-mcp https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).
Codex configuration
codex mcp add canada-weather-alerts-mcp --url https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable canada-weather-alerts-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "canada-weather-alerts-mcp": {
      "url": "https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "canada-weather-alerts-mcp": {
      "type": "streamableHttp",
      "url": "https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start canada-weather-alerts-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "canada-weather-alerts-mcp": {
      "type": "http",
      "url": "https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.
Gemini CLI configuration
gemini mcp add --transport http canada-weather-alerts-mcp https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp

Claude Desktop

Merge this into claude_desktop_config.json (macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\), then restart Claude Desktop.
Claude Desktop configuration
{
  "mcpServers": {
    "canada-weather-alerts-mcp": {
      "url": "https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "canada-weather-alerts-mcp": {
      "serverUrl": "https://ca-weather-alerts-mcp.donniertf.workers.dev/mcp"
    }
  }
}

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