MCP Weather Server

@tyfeng1997

リポジトリ

基本情報

カテゴリ

メディアとデザイン

トランスポート

stdio

作者

tyfeng1997

MCP Weather Server について

概要はまだありません

#mcp-server #weather #sse

MCP Weather Server の設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "mcp-server-tyfeng1997": {
      "command": "node",
      "args": [
        "build/index.js"
      ]
    }
  }
}

MCP Weather Server のツール

Get weather forecast for a location

`latitude` (number): Latitude of the location (-90 to 90)

Only US locations are supported by the NWS API

Get weather alerts for a state

`state` (string): Two-letter US state code (e.g., CA, NY)

概要

What is MCP Weather Server?

MCP Weather Server is a TypeScript implementation of the Model Context Protocol (MCP) using Server-Sent Events (SSE) transport. It provides weather forecast and alert tools by connecting to the US National Weather Service API, designed for remote client connections over HTTP.

How to use MCP Weather Server?

Clone the repository, install dependencies with npm install, build with npm run build, then start the server with node build/index.js. It listens on port 3001 by default; clients connect to http://localhost:3001/sse.

Key features of MCP Weather Server

Implements MCP over Server-Sent Events (SSE) transport
Provides two weather tools: get-forecast and get-alerts
Connects to the US National Weather Service API
Supports multiple concurrent client connections
Written in TypeScript with Zod parameter validation

Use cases of MCP Weather Server

AI assistants fetching weather forecasts for US coordinates via natural language
AI assistants retrieving active weather alerts for any US state
Demonstrating a remote MCP server over HTTP instead of stdio

よくある質問

What tools does MCP Weather Server expose?

It exposes `get-forecast` (requires latitude/longitude) and `get-alerts` (requires a two-letter US state code).

What are the runtime requirements?

Node.js version 16 or newer, and npm or yarn.

Does the server support locations outside the US?

No, the underlying NWS API only supports US locations.

What transport does MCP Weather Server use?

It uses Server-Sent Events (SSE) over HTTP, not standard input/output (stdio).

Where can I find a companion client?

A companion client is available at [tyfeng1997/mcp-client](https://github.com/tyfeng1997/mcp-client) on GitHub.

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