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
14 June 2026
- NW 8–10 knots. Gusts up to 21 knots.
- Increasing from 9 to 14°C
- N 0.5m at 4s period
- UV Index: 2 - Low
- Mostly fine
Sun
9AM - 1PM
14 June 2026
- NW 7 knots increasing to N 12 knots. Gusts up to 19 knots.
- 13 to 17°C
- N 0.6m at 5s period
- UV Index: 3 - Moderate
- Cloudy
Sun
1PM - 5PM
14 June 2026
- N 12–14 knots. Gusts up to 21 knots.
- 14 to 16°C
- N 0.7-1.1m at 5s period
- UV Index: 4 - Moderate
- Cloudy