About Safe Harbor Great Island Boat Yard
Great Island Boat Yard & Marina is a welcoming, family-run operation located just 40 minutes north of Portland in a naturally protected, beautiful cove. Our modern boat yard facilities include a custom post and beam building housing offices, a ship’s store, and guest amenities. While staying in our marina, you gain access to our expert mechanical and electrical service techs and riggers, as well as our on-site cafe and live music events. Need to provision for coastal cruising or an ocean passage? Pre-order with Craft Kitchen & Provisions!

Servizi
COORDINATES
43.82995 N, -69.91537 E
Port Information
Telefono
Berth Sizes
10-20m, 20m+
Profondità alla Bassa Marea Media
2 - 3m
Manovrabilità
Fair
Channel Marking
Excellent
Canale VHF
9
Porto di Entrata
No
Overseas Visitor Berths
Yes
Ormeggi per Catamarani
Yes
Tipo di Molo
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Sat
5AM - 9AM
07 February 2026
- NE 8 knots.
- −9°C
- Calm sea
- UV Index: 0 - Low
- Cloudy
Sat
9AM - 1PM
07 February 2026
- N 7–9 knots.
- −8 to −5°C
- Calm sea
- UV Index: 0 - Low
- Cloudy
Sat
1PM - 5PM
07 February 2026
- N 10 knots increasing to 13 knots. Gusts up to 19 knots.
- −6 to −4°C
- NE 0.4m at 5s period
- UV Index: 0 - Low
- Cloudy