入门
在 Duaer 里查美国潮汐预报
在 Duaer 里：NOAA 提供的美国沿海潮位站高潮与低潮时间及潮高，可按站号或地名查找最近的潮位站。一次成功查询用 1 额度。
能拿到什么
Duaer 数据市场里的「美国潮汐预报」：NOAA 提供的美国沿海潮位站高潮与低潮时间及潮高，可按站号或地名查找最近的潮位站。查到结果时用 1 额度，结果交给数字组织的下一个节点。
从节点创建器选 Duaer 数据 → 美国潮汐预报，或打开 数据市场。相关：海浪预报、日出日落。
适合做什么
- 安排出海、钓鱼或赶海的时间。
- 查美国港口未来几天的高低潮。
在画布里检索
- 打开节点创建器，选 Duaer 数据 → US tide predictions。
- 填 Station（如 9414290）、Place（如 Seattle）或 Latitude + Longitude；Start Date、Days 可选。
- Limit 默认 10，最大 20。执行。
查到结果才扣 1 额度；没有结果、输入有误或上游失败都不扣。
用 API 调用
- GET https://api.duaer.com/v1/data/tides?place=Seattle&days=2
- Authorization: Bearer <Duaer key>
下方是与数据市场「复制技能」相同的英文技能，含参数、示例与返回字段。
调用技能（英文）
与数据市场「复制技能」一致。
---
name: duaer-tides
description: >-
Duaer US tide predictions. High and low tide times and heights from NOAA for a US coastal station or the nearest station to a place.
One successful search uses 1 Duaer credit.
---
# Duaer US tide predictions
Duaer US tide predictions returns NOAA high and low water predictions in metres above mean lower low water, in station local time. It covers US coasts and territories.
## When to use
- Plan a beach walk, launch, or survey around low tide.
- List the tides for the next few days at a harbour.
## When not to use
- Waves and swell. Use https://skills.duaer.com/marine.md.
- Coasts outside the US. NOAA has no stations there.
## Call
`GET https://api.duaer.com/v1/data/tides?place=Seattle&days=2`
Header: `Authorization: Bearer <Duaer key>`
Use an account key or a model API key.
Get a Duaer key: https://skills.duaer.com/keys.md
## Parameters
Provide `station`, `place`, or `latitude` and `longitude`.
- `station` — Seven-digit NOAA station id, such as 9414290 (San Francisco).
- `place` — Place name, such as Seattle. Duaer uses the nearest station.
- `latitude`, `longitude` — Optional. Coordinates instead of a place name.
- `date` — Optional. Start date, YYYY-MM-DD. Default today.
- `days` — Optional. 1 to 7. Default 2.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.
## Examples
- `GET https://api.duaer.com/v1/data/tides?place=Seattle&days=2` — two days of tides in Seattle.
- `GET https://api.duaer.com/v1/data/tides?station=9414290&date=2026-10-01` — San Francisco tides from October 1.
## Result
The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:
- `stationId`, `station`, `state` — the station used.
- `time`, `tide`, `heightM` — local time, high or low, and height in metres.
A place with no US station nearby returns no rows.
Fields without a value are left out.
## Credits
A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.
## Related
- https://skills.duaer.com/marine.md — Duaer Marine forecast
- https://skills.duaer.com/sunrise.md — Duaer Sunrise and sunset
常见问题
Duaer 的美国潮汐预报检索扣多少额度？
查到结果时扣 1 额度；没有结果或出错不扣。
Duaer 美国潮汐预报覆盖哪些地方？
Duaer 美国潮汐预报只覆盖美国海岸与属地；附近没有 NOAA 站点时没有结果，不扣额度。
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