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
FoodCOORDINATES
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
Fri
5AM - 9AM
20 March 2026
W 3–6 knots. Gusts up to 16 knots.
−1 to 3°C
SE 0.7m at 7s period
UV Index: 0 - Low
Sunny
Fri
9AM - 1PM
20 March 2026
- W 4 knots increasing to S 6 knots.
- Increasing from 3 to 8°C
- SE 0.6m at 8s period
- UV Index: 3 - Moderate
- Mostly fine
Fri
1PM - 5PM
20 March 2026
- S 8 knots increasing to 12 knots. Gusts up to 25 knots.
- 5 to 8°C
- SE 0.6-0.9m at 7s period
- UV Index: 2 - Low
- Cloudy