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!

Comodidades
COORDINATES
43.82995 N, -69.91537 E
Port Information
Telefone
Berth Sizes
10-20m, 20m+
Profundidade na MLW
2 - 3m
Manobrabilidade
Fair
Channel Marking
Excellent
Canal VHF
9
Porto de entrada
No
Overseas Visitor Berths
Yes
Vagas para catamarã
Yes
Tipo de doca
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Sat
9AM - 1PM
28 March 2026
- N 4–6 knots.
- −4 to −2°C
- Calm sea
- Mostly fine
Sat
1PM - 5PM
28 March 2026
- NW 5 knots increasing to SW 9 knots.
- −4 to −1°C
- Calm sea
- UV Index: 1 - Low
- Cloudy
Sat
5PM - 9PM
28 March 2026
- SW 8–11 knots.
- −3 to −1°C
- S 0.4m at 4s period
- UV Index: 0 - Low
- Cloudy