Nws Weather MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 233 installs a week from npm. Last commit 8 Nov 2026.
NWS Weather: US forecasts from api.weather.gov, no key or signup - keyless.
Today is the operative word: we check Nws Weather MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add nws-weather-mcp -- npx -y @mrfentmen/nws-weather-mcp
{
"mcpServers": {
"nws-weather-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/nws-weather-mcp"
]
}
}
}
[mcp_servers.nws-weather-mcp]
command = "npx"
args = ["-y", "@mrfentmen/nws-weather-mcp"]
{
"mcpServers": {
"nws-weather-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/nws-weather-mcp"
]
}
}
}
{
"servers": {
"nws-weather-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@mrfentmen/nws-weather-mcp"
]
}
}
}
data.gov.sg: Singapore weather forecasts by area from the official open data API - keyless.
Weather forecasts from 7Timer. No key required.
US weather, alerts, earthquakes and elevation for AI agents, from NWS/NOAA and USGS. No API keys.
US NWS weather alerts and 5-day forecasts for AI agents. $0.01 per call.
Current weather and hourly forecasts for any place name, via the free Open-Meteo API. No API key.
Keyless Turkish weather: provinces, districts, current, forecasts.
US weather & geo for AI agents: forecasts, alerts, earthquakes, elevation, geocoding. No keys.
NWS Alerts: live US weather warnings and watches by state code - keyless.
Answers built from our own checks of this server.