Properties
| Name | Type | Description |
|---|---|---|
| significant_wave_height | number | Significant wave height in metres |
| swell_height | number | Swell height in metres |
| swell_period | number | Swell period in seconds |
| swell_direction | number | Swell direction in degrees |
| sea_surface_temperature | number | Sea surface temperature in °C |
| water_temperature | number | Water temperature in °C (and optionally °F) |
| tide_height | number | Tide height in metres (optional) |
| tide_type | string | Tide type – High or Low (optional) |
| temperature | number | Air temperature in °C |
| wind_speed | number | Wind speed (mph, km/h, etc.) |
| wind_direction | string | Wind direction (16‑point compass) |
| precipitation | number | Precipitation/rainfall in mm |
| humidity | number | Relative humidity in % |
| visibility | number | Visibility in km |
| pressure | number | Atmospheric pressure in mb |
| cloud_cover | number | Cloud cover in % |
| wind_chill | number | Wind chill / feels like temperature in °C |
| dew_point | number | Dew point in °C |
| heat_index | number | Heat index in °C |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://artifacts.apis.io/worldweatheronline-com/json-schema/worldweatheronline-com-get-premium-v1-past-marine-ashx-response-schema.json",
"title": "GetPremiumV1PastMarineAshxResponse",
"x-generated": "2026-10-31",
"x-method": "derived",
"x-generator": "derive-json-schema.py",
"x-source": "openapi/_ae-authored/worldweatheronline-com-openapi-generated.yml#/components/schemas/GetPremiumV1PastMarineAshxResponse",
"type": "object",
"properties": {
"significant_wave_height": {
"type": "number",
"description": "Significant wave height in metres"
},
"swell_height": {
"type": "number",
"description": "Swell height in metres"
},
"swell_period": {
"type": "number",
"description": "Swell period in seconds"
},
"swell_direction": {
"type": "number",
"description": "Swell direction in degrees"
},
"sea_surface_temperature": {
"type": "number",
"description": "Sea surface temperature in °C"
},
"water_temperature": {
"type": "number",
"description": "Water temperature in °C (and optionally °F)"
},
"tide_height": {
"type": "number",
"description": "Tide height in metres (optional)"
},
"tide_type": {
"type": "string",
"description": "Tide type – High or Low (optional)"
},
"temperature": {
"type": "number",
"description": "Air temperature in °C"
},
"wind_speed": {
"type": "number",
"description": "Wind speed (mph, km/h, etc.)"
},
"wind_direction": {
"type": "string",
"description": "Wind direction (16‑point compass)"
},
"precipitation": {
"type": "number",
"description": "Precipitation/rainfall in mm"
},
"humidity": {
"type": "number",
"description": "Relative humidity in %"
},
"visibility": {
"type": "number",
"description": "Visibility in km"
},
"pressure": {
"type": "number",
"description": "Atmospheric pressure in mb"
},
"cloud_cover": {
"type": "number",
"description": "Cloud cover in %"
},
"wind_chill": {
"type": "number",
"description": "Wind chill / feels like temperature in °C"
},
"dew_point": {
"type": "number",
"description": "Dew point in °C"
},
"heat_index": {
"type": "number",
"description": "Heat index in °C"
}
}
}Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/worldweatheronline-com-get-premium-v1-past-marine-ashx-response"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.