open-meteo-mcp-server

Open-Meteo global weather server — keyless, no API key required for non-commercial use. Weather data by Open-Meteo.com (CC BY 4.0). Workflow: 1. openmeteo_search_locations — resolve a place name to coordinates (required first step for name-based queries) 2. openmeteo_get_forecast — up to 16 days ahead + 92 days past_days; hourly and/or daily variables. A wide window spills like the historical tool 3. openmeteo_get_historical — ERA5 archive from 1940; use start_date/end_date 4. openmeteo_get_marine — wave/swell for coastal and ocean points; up to 8 forecast days, past_days, or a start_date+end_date archive range back to at least 2022 5. openmeteo_get_air_quality — CAMS modeled PM2.5, PM10, ozone, AQI; up to 7 forecast days, past_days, or a start_date+end_date archive range back to at least 2022-10-01 6. openmeteo_get_elevation — Copernicus DEM terrain elevation for up to 100 coordinate pairs 7. openmeteo_get_ensemble — probabilistic ensemble forecast (up to 64 members,