About PNSY - The Back Channel Marina
MWR maintains two marina facilities at Portsmouth Naval Shipyard, Sound Basin and the Back Channel. Rental slips and moorings are available by the season to active duty, retired military and employees of the shipyard. The Sound Basin Marina has 70 slips and 62 deep water moorings and offers a transient pier and peirside water. The Back Channel Marina has 68 slips and 18 deep water moorings and offers a transient pier and pierside water and electricity.
Instalaciones
Electricidad
AguaCOORDINATES
43.08249 N, -70.73331 E
Port Information
Teléfono
Profundidad en Marea Baja Media
2 - 3m
Maniobrabilidad
Fair
Channel Marking
Fair
Puerto de Entrada
No
Overseas Visitor Berths
Yes
Tipo de Muelle
Floating
Style Stern To
Yes
Tidal Flow
Beware
Weather Forecast
Fri
5AM - 9AM
03 April 2026
SE 6–8 knots.
3°C
E 1.4m at 6s period
UV Index: 0 - Low
Cloudy
Fri
9AM - 1PM
03 April 2026
- S 6–8 knots. Gusts up to 16 knots.
- 3 to 6°C
- E 1.3m at 6s period
- UV Index: 0 - Low
- Cloudy
Fri
1PM - 5PM
03 April 2026
- S 4–10 knots. Gusts up to 17 knots.
- Increasing from 6 to 13°C
- E 1.2m at 7s period
- UV Index: 2 - Low
- Cloudy