Great Bay Marine Inc
Facilities & Weather Forecast

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Great Bay Marine Inc

Marina in United States

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 Fre

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Great Bay Marine Inc Facilities

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Electricity
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Petrol
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Diesel
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Water
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Wifi
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Showers
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Sewage
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Toilets
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Recycling
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Haulout
43.11636 N, -70.83558 E

Great Bay Marine Inc Information

Active Winter Community?

Yes

Manoeuvrability

Fair

Approaches & Channel Marking

Fair

Catamaran Berths

Yes

Dock Type

Floating

Depth at MLW

2 - 3m

Current/Tidal Flow

Negligible

Visitor Berths

Yes

Great Bay Marine Inc Weather Forecast

Thu
5AM - 9AM
25 December 2025
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    SW 5–9 knots.
  • temp icon
    −4 to −1°C
  • wave icon
    E 1.3m at 8s period
  • sun icon
    UV Index: 0 - Low
  • rain icon
    Cloudy
Thu
9AM - 1PM
25 December 2025
  • wind icon
    SW 5 knots increasing to NW 13 knots. Gusts up to 22 knots.
  • temp icon
    Increasing from −2 to 2°C
  • wave icon
    E 1.2m at 8s period
  • sun icon
    UV Index: 0 - Low
  • rain icon
    Cloudy
Thu
1PM - 5PM
25 December 2025
  • wind icon
    NW 11–17 knots. Gusts up to 27 knots.
  • temp icon
    Decreasing from 2 to −3°C
  • wave icon
    E 1.1m at 8s period
  • sun icon
    UV Index: 0 - Low
  • rain icon
    Mostly fine
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