Claude-NWS Protocol Bridge

A Model Context Protocol (MCP) server that integrates the US National Weather Service API with Claude Desktop, providing real-time weather data and forecasts directly within your Claude conversations.

Features

• 🌤️ Real-time weather conditions and forecasts

• 🗺️ Location-based weather queries using coordinates or place names

• ⚡ Seamless integration with Claude Desktop via MCP

• 🔄 Live data from the official US National Weather Service API

• 📊 Detailed weather metrics including temperature, humidity, wind, and precipitation

Prerequisites

• Claude Desktop App

• Python (v3.12 or higher)

• uv package manager

• Internet connection for API access

Installation

1. Clone this repository:

   git clone https://github.com/yourusername/claude-nws-protocol-bridge.git cd claude-nws-protocol-bridge

2. Install dependencies:

   uv sync

3. Configure the MCP server in your Claude Desktop settings:

   { "mcpServers": { "nws-weather": { "command": "uv", "args": ["run", "python", "weather.py"] } } }

Usage

Once configured, you can ask Claude weather-related questions such as:

• "What's the current weather in San Francisco?"

• "Give me a 7-day forecast for New York City"

• "What's the temperature and humidity right now?"

• "Is it going to rain today in Seattle?"

API Reference

The bridge provides the following MCP tools:

get-current-weather

Retrieves current weather conditions for a specified location.

Parameters:

• location (string): City name, coordinates, or ZIP code

get-weather-forecast

Gets weather forecast data for a specified location.

Parameters:

• location (string): City name, coordinates, or ZIP code

• days (number, optional): Number of forecast days (default: 7)