Open-Meteo

liveWeatherClimate

Global weather forecast + ERA5 historical reanalysis + air quality + marine + flood. Keyless (fair-use).

6tools
0msauth
free tier50 calls/day

Tools

forecastrequired: latitude, longitude

Up to 16-day forecast.

Parameters
NameTypeDescription
latitudereqnumber
longitudereqnumber
hourlyoptstring
dailyoptstring
forecast_daysoptnumber1-16
past_daysoptnumber
timezoneoptstring
temperature_unitoptstring
wind_speed_unitoptstring
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historicalrequired: latitude, longitude, start_date, end_date

ERA5 reanalysis 1940-present.

Parameters
NameTypeDescription
latitudereqnumber
longitudereqnumber
start_datereqstring
end_datereqstring
hourlyoptstring
dailyoptstring
timezoneoptstring
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geocoderequired: name

Resolve a place name to coordinates.

Parameters
NameTypeDescription
namereqstring
countoptnumber
languageoptstring
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air_qualityrequired: latitude, longitude

PM2.5, PM10, ozone, NO2, AQI.

Parameters
NameTypeDescription
latitudereqnumber
longitudereqnumber
hourlyoptstring
forecast_daysoptnumber
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marinerequired: latitude, longitude

Wave height + period + direction.

Parameters
NameTypeDescription
latitudereqnumber
longitudereqnumber
hourlyoptstring
forecast_daysoptnumber
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floodrequired: latitude, longitude

Daily river discharge forecast (GloFAS).

Parameters
NameTypeDescription
latitudereqnumber
longitudereqnumber
dailyoptstring
forecast_daysoptnumber
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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/open-meteo/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/open-meteo/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"forecast","arguments":{"latitude": 37.7749, "longitude": -122.4194}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("forecast", {"latitude":"example","longitude":"example"});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("global weather forecast + era5 historical reanalysis + air quality + marine + flood");