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Weather MCP Server

by choatehall

WeatherweatherNWSforecastalertsC#

A C# implementation of a Model Context Protocol (MCP) server that provides weather information using the National Weather Service API. It allows users to retrieve weather forecasts and active weather alerts for locations within the US.

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Last updated: N/A

Weather MCP Server

A C# implementation of a Model Context Protocol (MCP) server that provides weather information using the National Weather Service API.

Features

  • Get weather forecasts for any location in the US using latitude and longitude
  • Get active weather alerts for any US state using state codes

Tools

GetForecast

Get detailed weather forecast for a specific location.

  • Parameters:
    • latitude: Latitude of the location
    • longitude: Longitude of the location

GetAlerts

Get active weather alerts for a US state.

  • Parameters:
    • state: Two-letter state code (e.g., CA, NY)

Setup

  1. Make sure you have .NET 8.0 or later installed
  2. Clone this repository
  3. Build the project: dotnet build
  4. Run the server: dotnet run

Usage

This MCP server can be used with any MCP client (like Claude for Desktop) to get weather information.

Dependencies

  • .NET 8.0
  • ModelContextProtocol.Server
  • System.Net.Http.Json