weather-server MCP Server

What is weather-server?

weather-server is a TypeScript-based MCP server that provides weather data by integrating with the OpenWeather API. It demonstrates core MCP concepts and is designed for use with the Claude desktop application.

How to use weather-server?

Create a .env file with your OPENWEATHER_API_KEY, run npm run build, then modify your claude_desktop_config.json to point to the built index.js file. The server is launched via Node using the path specified in the config.

Key features of weather-server

• Integrates with the OpenWeather API for weather data
• Built with TypeScript and compiles to JavaScript
• Runs as a local Node.js process

Use cases of weather-server

• Fetching current weather information for a location
• Demonstrating MCP server setup and configuration
• Integrating weather data into the Claude desktop workflow

FAQ from weather-server

What API key is required?

You need an OpenWeather API key, which is stored in a .env file as OPENWEATHER_API_KEY.

How do I configure weather-server for Claude Desktop?

Modify your claude_desktop_config.json to include the server entry with the command node and the path to the built index.js file.

Where does weather-server store data?

The server does not store data; it retrieves live weather data from the OpenWeather API on request.

What runtime does weather-server require?

It requires Node.js to run the built JavaScript file.

What transport does weather-server use?

The server communicates via standard input/output (stdio) as a subprocess of the MCP client (Claude Desktop).