About Penarth Marina
Located in the historic basins of Penarth Docks, Penarth Quays is the most sheltered location within Cardiff Bay. Access to good quality, up-to-date facilities available 24 hours a day, with lock gates providing further protection the Marina is also the safest location to leave your vessel. Recognised as Cardiff Bay’s premier berthing location and with 24 hour access there is always water available for boating within the freshwater bay. A short distance from the Victorian town of Penarth and also within easy reach of Cardiff Bay.

Facilities
COORDINATES
51.44548 N, -3.17041 E
Port Information
Weather Forecast
Mon
5AM - 9AM
16 March 2026
- W 9–16 knots. Gusts up to 22 knots.
- 6 to 9°C
- W 0.7m at 5s period
- UV Index: 0 - Low
- Cloudy
Mon
9AM - 1PM
16 March 2026
- W 13 knots increasing to 15 knots. Gusts up to 22 knots.
- 9°C
- W 0.7m at 4s period
- UV Index: 0 - Low
- Cloudy
Mon
1PM - 5PM
16 March 2026
- SW 11–15 knots. Gusts up to 23 knots.
- 10°C
- W 0.6m at 4s period
- UV Index: 0 - Low
- Cloudy