Japan Weather Forecast MCP is answering right now. Last checked 2 min ago. It exposes 3 tools. Last commit 14 Oct 2026.
Official JMA short-term forecasts by prefecture.
Today is the operative word: we check Japan Weather Forecast MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 2 min ago.
claude mcp add jp-weather-forecast-mcp --transport http https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp
https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp
[mcp_servers.jp-weather-forecast-mcp]
url = "https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp"
{
"mcpServers": {
"jp-weather-forecast-mcp": {
"url": "https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp"
}
}
}
{
"servers": {
"jp-weather-forecast-mcp": {
"type": "http",
"url": "https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
batch_forecast
forecast
overview
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://jp-weather-forecast-mcp.donniertf.workers.dev/mcp | streamable-http | answering | 136 ms | 2 min ago |
JMA weather warnings by prefecture.
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Answers built from our own checks of this server.