About Swansea Marina
In Swansea Bay tidal streams flow anti-clockwise for 9.5 hours (Swansea HW -3.5 to +6), with at times a race off Mumbles Hd. From HW -6 to -3 the stream reverses, setting North past Mumbles Hd towards Swansea. Keep seaward of Mixon Shoal. When North of SW Inner Green Grounds (SWIGG) SCM It buoy, Q (6) + LFI 15s keep to West of dredged channel and clear of commercial ships. Yachts must motor in harbour and approach, maximum speed 4 knots.
Facilities
Electricity
PetrolDiesel
Water
Showers
Toilets
Food
Bar
Boatbuilder
Supermarket
Haulout
Markets
SailmakerCOORDINATES
51.61635 N, -3.93418 E
Port Information
Weather Forecast
Sun
5AM - 9AM
29 March 2026
W 5 knots increasing to 11 knots. Gusts up to 19 knots.
4 to 8°C
W 0.5m at 6s period
UV Index: 0 - Low
Cloudy
Sun
9AM - 1PM
29 March 2026
- W 12 knots increasing to 19 knots. Gusts up to 29 knots.
- 6 to 9°C
- W 0.7-1.1m at 5s period
- UV Index: 1 - Low
- Cloudy
Sun
1PM - 5PM
29 March 2026
- W 14–21 knots. Gusts up to 35 knots.
- 9°C
- SW 1.3m at 5s period
- UV Index: 0 - Low
- Chance of showers