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Weather Alerts & Forecast

rsys-vtiwari/weather-mcp

Pulls real-time weather data from the National Weather Service API with two focused tools: get_alerts fetches active alerts by state code, and get_forecast grabs the next five forecast periods for any lat/long point in the US. Reach for this when you need Claude to check current weather warnings or pull a quick forecast without leaving the conversation. It's a thin wrapper over api.weather.gov, so you get official NWS data with minimal overhead. Install via pip, run the stdio transport, and point your MCP client at the Python module. No API keys needed since it uses public NOAA endpoints.

tools
2
last updated
Nov 13, 2025

Tools

2 tools

Public tool metadata for what this MCP can expose to an agent.

get_alertsFetch active NWS alerts for a US state

Fetch active NWS alerts for a US state

No parameter schema in public metadata yet.

get_forecastFetch short-term forecast (next 5 periods) for coordinates

Fetch short-term forecast (next 5 periods) for coordinates

No parameter schema in public metadata yet.

Sponsors

Readme

Weather MCP Server

An MCP server that provides:

  • Active US National Weather Service (NWS) alerts by two-letter state code
  • Short-term point forecasts (next 5 periods) for latitude/longitude coordinates

Data is sourced from the public NWS API at https://api.weather.gov.

Tools

ToolDescriptionInputs
get_alertsFetch active NWS alerts for a US statestate (string, two-letter code)
get_forecastFetch short-term forecast (next 5 periods) for coordinateslatitude (number), longitude (number)

Usage (Local)

Install dependencies:

pip install .

Run the MCP server (stdio transport):

python -m weather.weather

Your MCP client should be configured to launch the server via the package entrypoint or the above module path.

Server JSON Summary

See server.json for registry metadata including name, version, tools, and entrypoint configuration.

Publishing Steps (Overview)


View the full README on GitHub

Details

Repository
github.com/rsys-vtiwari/weather-mcp
Registry
MCP registry, active