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
Sun
5AM - 9AM
05 April 2026
- W 23 knots decreasing to 15 knots. Gusts up to 42 knots.
- 3 to 6°C
- W 0.8-1.1m at 4s period
- UV Index: 0 - Low
- Sunny
Sun
9AM - 1PM
05 April 2026
- W 16–18 knots. Gusts up to 27 knots.
- 6 to 10°C
- W 0.7m at 4s period
- UV Index: 2 - Low
- Sunny
Sun
1PM - 5PM
05 April 2026
- W 16–20 knots. Gusts up to 30 knots.
- 8°C
- W 0.8m at 4s period
- UV Index: 2 - Low
- Mostly fine