For Shag Rock :
No gale warning.
The reliability of the situation is very good.
Cloud and long sunny periods. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. NW force 3 in the morning temporarily WSW force 4 in the middle of the day. Gusts reaching 17 knots from the middle of the day. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from SW. Good visibility becoming excellent in the middle of the day.