Japan AMeDAS Observations MCP

io.github.donniertf-hub/jp-amedas-obs-mcpVersion 1.0.0

Nationwide JMA AMeDAS temperature, humidity and precipitation observations.

Status

Responds209 msNov 14, 2026, 14:49 UTCAnswered our handshake without sign-in.

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Data from the official MCP Registry, checked by run.zero. How we check

Streamable HTTP

https://jp-amedas-obs-mcp.donniertf.workers.dev/mcpResponds209 msNov 14, 2026, 14:49 UTC

No sign-in

claude mcp add --transport http jp-amedas-obs-mcp https://jp-amedas-obs-mcp.donniertf.workers.dev/mcp

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Settings > Connectors > Add custom connector
Name: jp-amedas-obs-mcp
Remote MCP server URL: https://jp-amedas-obs-mcp.donniertf.workers.dev/mcp

{
  "mcpServers": {
    "jp-amedas-obs-mcp": {
      "url": "https://jp-amedas-obs-mcp.donniertf.workers.dev/mcp"
    }
  }
}

code --add-mcp '{"name":"jp-amedas-obs-mcp","type":"http","url":"https://jp-amedas-obs-mcp.donniertf.workers.dev/mcp"}'

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3 tools

Tools of Japan AMeDAS Observations MCP
	Description		Read-only	Idempotent	Open world
`extremes`PRO. Warmest and coldest AMeDAS stations in the latest map (by temp).	PRO. Warmest and coldest AMeDAS stations in the latest map (by temp).	Not declared	Not declared	Not declared	Not declared
`latest_obs_time`FREE. Latest AMeDAS observation timestamp published by JMA, plus a sample of Tokyo-area stations if present.	FREE. Latest AMeDAS observation timestamp published by JMA, plus a sample of Tokyo-area stations if present.	Not declared	Not declared	Not declared	Not declared
`station`PRO. Observation for one AMeDAS station ID at the latest timestamp.	PRO. Observation for one AMeDAS station ID at the latest timestamp.	Not declared	Not declared	Not declared	Not declared

Registry status: Active
Published: Oct 29, 2026
Updated: Oct 29, 2026
Website: https://jp-amedas-obs-mcp.donniertf.workers.dev/⁠ (opens in a new tab)
Repository: https://github.com/donniertf-hub/uk-mcp-fleet⁠ (opens in a new tab)
Categories: Uncategorized
GDPR: Not declared