---
title: "Sea-state forecast (wave height, swell, period, direction) with Mediterranean port presets"
method: GET
path: "/v1/sea/state"
---

# Sea-state forecast (wave height, swell, period, direction) with Mediterranean port presets

`GET /v1/sea/state`

## Request

- Base URL: `https://data.greeneris.io` (the document declares no server; this is the origin it was published from)
- URL: `https://data.greeneris.io/v1/sea/state`
- Auth: none declared

Hourly sea-state forecast from Open-Meteo Marine wave models: wave height/direction/period, wind waves and swell, up to 7 days, UTC. Query: ?port=marseille|ajaccio|nice|... (12 Mediterranean presets) or ?latitude=43.3&longitude=5.4, plus ?days=1-7 (default 2). Includes a summary block (max wave height next 24h / full horizon). 1h cache. For sailing go/no-go, port ops and routing.

## Query parameters

- `port` string
- `latitude` number
- `longitude` number
- `days` integer

## Response `200`

Successful response

- unknown

---

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