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Help make this better.

FerryForecast is a small independent project. If you know Nantucket, have ferry data we don’t, or just have a good idea — we want to hear from you.

Help with data

The model is trained on weather data and cancellation records. Better data means better predictions. Right now, the biggest gaps are:

  • SSA per-trip logs — a public records request is pending. If you work at SSA or have access to historical trip-level data, we would love to hear from you.
  • Hy-Line pre-2023 alerts — Hy-Line did not publish structured cancellation data before mid-2023. If you archived their Facebook alerts from that period, that data would materially improve the model.
  • Local weather observations — NOAA Buoy 44020 is the primary source, but on-island observations or captain experience with specific wind/swell conditions would help calibrate edge cases.
Get in touch

Suggest ideas

Have a feature idea, a better data source, or a model improvement? Send an email. No idea is too small.

Email directly

Nantucket problem ideas

This project started because ferry cancellations are genuinely disruptive to island life — and the information to predict them exists but has never been assembled. If you know of other civic or logistical problems on Nantucket that a technology project could help solve, we want to hear about them.

Share an idea

Using the data

Prediction data is available as a JSON API at /api/prediction. Supports ?date=YYYY-MM-DD. An LLM-readable description is at /llms.txt.