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
Instalaciones
Electricidad
GasolinaDiésel
Agua
Wifi
Duchas
Aguas Residuales
Baños
Reciclaje
VaraderoCOORDINATES
43.11636 N, -70.83558 E
Port Information
Teléfono
Correo Electrónico
Berth Sizes
10-20m
Profundidad en Marea Baja Media
2 - 3m
Maniobrabilidad
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Atraques para Catamaranes
Yes
Tipo de Muelle
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Sat
5AM - 9AM
28 March 2026
N 4–6 knots.
−8 to −4°C
NE 0.8m at 5s period
UV Index: 0 - Low
Partly cloudy
Sat
9AM - 1PM
28 March 2026
- Light and variable.
- Increasing from −4 to 0°C
- E 0.8m at 5s period
- UV Index: 2 - Low
- Partly cloudy
Sat
1PM - 5PM
28 March 2026
- NW 4–9 knots.
- −2 to 2°C
- E 0.8m at 5s period
- UV Index: 2 - Low
- Cloudy