About Portsmouth Marina
WE ARE LOCATED ON THE BEAUTIFUL NEW HAMPSHIRE SEA COAST ALONG SAGAMORE CREEK. FROM OUR PROTECTED LOCATION YOU HAVE EASY ACCESS TO THE BACK CHANNEL, LITTLE HARBOR AND THE ATLANTIC OCEAN. We are a privately owned Marina with a launch available to the public. Launch your boat, kayak or SU



Facilities
COORDINATES
43.05328 N, -70.74421 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
< 2m
Manoeuvrability
Fair
Channel Marking
Poor
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Stern To
Yes
Tidal Flow
Beware
Active Winter
No
Weather Forecast
Thu
5AM - 9AM
09 April 2026
- Light and variable.
- Increasing from −5 to 2°C
- Calm sea
- UV Index: 0 - Low
- Sunny
Thu
9AM - 1PM
09 April 2026
- S 5 knots increasing to 11 knots. Gusts up to 18 knots.
- Increasing from 4 to 8°C
- SE 0.4m at 4s period
- UV Index: 5 - Moderate
- Sunny
Thu
1PM - 5PM
09 April 2026
- S 9–12 knots. Gusts up to 24 knots.
- 6°C
- SE 0.7m at 3s period
- UV Index: 5 - Moderate
- Sunny