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.

Installations
COORDINATES
51.44548 N, -3.17041 E
Port Information
Weather Forecast
Wed
1PM - 5PM
13 May 2026
- NW 18 knots. Gusts up to 24 knots.
- 14°C
- Sunny
Wed
5PM - 9PM
13 May 2026
- NW 19 knots decreasing to 14 knots. Gusts up to 25 knots.
- Decreasing from 15 to 10°C
- W 0.7m at 3s period
- UV Index: 0 - Low
- Sunny
Wed
9PM - 5AM
13 May 2026
- NW 9–14 knots. Gusts up to 23 knots.
- 7 to 11°C
- W 0.5m at 3s period
- UV Index: 0 - Low
- Sunny