Weather MCP Server

What is Weather MCP Server?

Weather MCP Server is a Model Context Protocol (MCP) server that provides weather information by integrating with the National Weather Service (NWS) API. It is designed for developers and AI agents needing weather alerts and forecasts.

How to use Weather MCP Server?

Install Node.js v16+, clone the repository, run npm install, then npm run build. The server exposes two tools: get-alerts (accepts a two-letter state code) and get-forecast (accepts latitude and longitude). For development, run npm run dev.

Key features of Weather MCP Server

• Retrieval of weather alerts by state
• Weather forecasts by geographic coordinates
• Support for GeoJSON data formats
• TypeScript interface for maintainability

Use cases of Weather MCP Server

• Monitoring weather alerts for a specific U.S. state
• Obtaining detailed forecasts for a given latitude/longitude
• Integrating real-time NWS weather data into AI assistants or chatbots
• Automating weather-aware decision workflows

FAQ from Weather MCP Server

What are the prerequisites?

Node.js v16 or higher, npm or yarn, TypeScript, and ts-node for development execution.

How is the server configured?

No additional configuration is needed; the server automatically connects to the National Weather Service API.

What tools does the server expose?

Two tools: get-alerts (requires a state code like "CA") and get-forecast (requires latitude and longitude).

What data source is used?

All weather data is sourced from the National Weather Service (NWS) public API.

How can I run the server in development mode?

Use the command npm run dev to start the server with ts-node for development.