Connect-MCP

Japan Weather Forecast Archive (JMA, as issued)

io.github.mk-career-planning/jp-forecast-archive · v0.1.0

What did Japan's weather agency forecast, as issued at a past time? Archive of JMA bulletins.

MCPremoteno credentialsWeatherFinance

Reported outcomes

No reports yet.

Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 4 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

A 96/100

What it does: 4 tools · 4 read, 0 write · Weather, Finance

Test call catalog: worked (2,050 ms)

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +6
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +10
  • Read/write annotations: +5
  • Safe test call: +20
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://jp-forecast-archive-production.mk-career-planning.workers.dev/mcp

Tools

4 tools listed at last check
  • catalog List the tools of this server with prices, data sources, licensing, daily limits and data freshness.
  • forecast_as_issued Archived JMA prefectural weather forecast as issued. Give an area and at (forecast in effect then) or issued_at (exact JMA issue time). Returns JMA's bulletin as published (Japanese weather text, wind, waves, 6-hour rain probability, temperatures) with report_datetime (JMA's issue time) apart from f
  • forecast_issuances Which prefectural weather forecasts did JMA issue for an area between two times? Lists each archived issuance (JMA issue time, transmission time, our fetch time, scheduled/unscheduled/correction/cancellation, bulletin URL and SHA-256) with coverage gaps where JMA's feed could not be read. Free windo
  • get_receipt Re-fetch the stored result of a settled paid call by its receipt_id, for when the response was lost after payment. Free. Unknown or unsettled receipt ids return RECEIPT_NOT_FOUND. Results are kept for 90 days after settlement.

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