About Seaham Harbour Marina
We accept visiting boats all year round up to 10 metres length and to a maximum of 1.8 metres draft. NAVIGATION MARKS harbour entrance north breakwater black & white circle lighthouse giving green flash each 10 seconds harbour entrance south breakwater 3 continuous red lights marina entrance 3 vertical red or green lights to port side of gateway, do not enter gateway during 3 red lights

Installations
COORDINATES
54.83864 N, -1.32995 E
Port Information
Téléphone
Berth Sizes
< 10m
Profondeur à la marée basse moyenne
< 2m
Manœuvrabilité
Fair
Channel Marking
Fair
Port d'entrée
Yes
Overseas Visitor Berths
Yes
Type de quai
Floating
Style Side To
Yes
Tidal Flow
Negligible
Weather Forecast
Thu
5AM - 9AM
21 May 2026
- S 7 knots increasing to 11 knots. Gusts up to 23 knots.
- 11°C
- Calm sea
- Chance of showers
Thu
9AM - 1PM
21 May 2026
- SW 12 knots increasing to 15 knots. Gusts up to 23 knots.
- Increasing from 12 to 16°C
- Calm sea
- Chance of showers
Thu
1PM - 5PM
21 May 2026
- SW 15 knots decreasing to 12 knots. Gusts up to 23 knots.
- 16°C
- W 0.4m at 3s period
- Cloudy