About Great Bay Marine Inc
Founded in 1956, Great Bay Marine is New Hampshire Seacoast’s only year-round, full-service boating facility. Located six miles up the Piscataqua River, we serve Rockingham county, plus surrounding counties and states along the New England Seacoast. This location is ideal for most shopping, grocery, and transportation needs. 128 Slips accommodating 13′ to 70′ LOA Available 30A & 50A Power and Fresh Water Free High Speed Wireless 72 Moorings, Dedicated Dinghy Dock 4 Moorings at Hilton Park for Tall Rig Sailboats Transient Slip & Mooring Availability
Comodidades
Eletricidade
GasolinaDiesel
Água
Wi‑Fi
Chuveiros
Esgoto
Banheiros
Reciclagem
Retirada do barcoCOORDINATES
43.11636 N, -70.83558 E
Port Information
Telefone
Berth Sizes
10-20m
Profundidade na MLW
2 - 3m
Manobrabilidade
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Vagas para catamarã
Yes
Tipo de doca
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Fri
9AM - 1PM
27 March 2026
N 10 knots increasing to 13 knots. Gusts up to 19 knots.
4°C
E 0.6m at 5s period
Chance of showers
Fri
1PM - 5PM
27 March 2026
- NW 11 knots decreasing to 7 knots. Gusts up to 17 knots.
- 3 to 6°C
- E 0.6m at 5s period
UV Index: 5 - Moderate- Cloudy
Fri
5PM - 9PM
27 March 2026
- NW 5–10 knots.
- Decreasing from 4 to −2°C
- E 0.5m at 5s period
- UV Index: 0 - Low
- Partly cloudy