For Shag Rock :
No gale warning.
The reliability of the situation is good.
Cloudy spells, dense at times in the morning, sunny in the afternoon. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, very cloudy.
Chance of light rain. W force 3 in the morning temporarily SW in the middle of the day. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, fairly long swell from SW. Excellent visibility.