For Sunker Rock :
No gale warning.
The reliability of the situation is good.
Mist and fog in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. SSW force 3 in the morning turning SSE force 4 in the middle of the day. Gusts reaching 20 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from SE. Visibility reduced by mist becoming good in the middle of the day then excellent.