Before anything, ensure you have access to the API. You can apply for it at https://docs.caiyunapp.com/weather-api/.
Weather is an MCP project maintained in the shuowang-ai/mcp-caiyun-weather repository. The maintainer describes its purpose as “Before anything, ensure you have access to the API. You can apply for it at https://docs.caiyunapp.com/weather-api/”. Read the project documentation for the complete scope.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| get_realtime_weather | Get real-time weather data for a specific location |
| Parameters: | lng: The longitude of the location |
| lat | The latitude of the location |
| Temperature | Weather conditions |
| AQI | China and USA standards) |
| get_hourly_forecast | Get hourly weather forecast for the next 72 hours |
| get_weekly_forecast | Get daily weather forecast for the next 7 days |
| get_historical_weather | Get historical weather data for the past 24 hours |
| get_weather_alerts | Get weather alerts for a specific location |
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