Worldwide tide times and heights, marine weather, sea temperature, sun and moon for 13,000+ ports.
Connect Remote server
claude mcp add --transport http tides https://tidesatlas.com/mcp --header "X-API-Key: <X_API_KEY>"
{
"mcpServers": {
"tides": {
"url": "https://tidesatlas.com/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
{
"servers": {
"tides": {
"type": "http",
"url": "https://tidesatlas.com/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://tidesatlas.com/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 10 found in our last check
get_tidesGet tide predictions (high/low water times and heights) for a port or coordinates. Returns extremes with datetime, height in meters, and type (high/low). Supports 13,000+ stations in 180 countries.
search_portsSearch for tide stations by name or country. Returns port name, slug, coordinates, timezone, country.
list_countriesList all 188 countries that have tide stations, with their station counts and ISO codes.
get_weatherGet weather forecast (temperature, wind, precipitation, UV, conditions) for a port or coordinates. Returns hourly and daily data.
get_marineGet ocean and wave forecast (wave height, swell, sea state on Douglas scale). Returns hourly and daily data.
get_astronomyGet sun and moon data: sunrise, sunset, dawn, dusk, day length, moon phase, illumination, moonrise, moonset.
get_conditionsGet unified weather + marine + astronomy data in one call. More efficient than calling each separately.
get_historyGet historical tide predictions and weather data for past dates. Tides up to 365 days, weather up to 90 days.
get_observationsGet real-time sea level observations from REFMAR/SHOM tide gauges (French stations only). Returns 10-minute interval readings.
get_radarGet rain radar tile URLs for a location. Returns past frames and short-term nowcast frames for map overlays.
Headers
| Name | Description |
|---|---|
X-API-KeyRequired, secret | TidesAtlas API key (free at https://tidesatlas.com/en/api/register) |
Details
| Endpoint | https://tidesatlas.com/mcp (Streamable HTTP) |
| First published | 4 Nov 2026 |
| Last updated | 4 Nov 2026 |
| Registry name | com.tidesatlas/tides |
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