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
Wed
1PM - 5PM
11 February 2026
- E 11–15 knots. Gusts up to 24 knots.
- 6°C
- E 2.3m at 7s period
- Rain
Wed
5PM - 9PM
11 February 2026
- E 12 knots increasing to 15 knots. Gusts up to 23 knots.
- 6°C
- NE 2.3-2.6m at 7s period
- UV Index: 0 - Low
- Chance of showers
Wed
9PM - 5AM
11 February 2026
- NE 14–18 knots. Gusts up to 27 knots.
- 4 to 6°C
- NE 2.6-3.0m at 7s period
- UV Index: 0 - Low
- Chance of showers