taoide-data

Automated tide predictions for Irish coastal stations, updated daily from the Irish Marine Institute via their ERDDAP API.

Data

The data/ directory is updated every morning at 06:00 UTC with predictions for the next 6 days.

File	Description
data/tide_sites_latest.json	All stations combined
data/<stationID>_tides.json	Per-station: next 8 upcoming highs & lows

Example station entry

{
  "stationID": "MACE_HEAD",
  "longitude": -9.9,
  "latitude": 53.33,
  "next_8_high_tides_utc": ["2025-06-01T06:42", "2025-06-01T19:01", "..."],
  "next_8_low_tides_utc":  ["2025-06-01T13:05", "2025-06-01T23:48", "..."],
  "generated_at_utc": "2025-06-01T06:00:00Z",
  "source_url": "https://erddap.marine.ie/..."
}

All times are UTC.

Running locally

python fetch_tides.py

Source

• Provider: Irish Marine Institute
• Dataset: IMI_TidePrediction_HighLow via ERDDAP

Disclaimer: The Irish Marine Institute does not endorse this project and makes no guarantee as to the accuracy or completeness of the data. Use at your own risk.

License

MIT