For St Mary"s Lighthouse :
No gale warning.
The reliability of the situation is very good.
Relatively clear skies becoming changeable. In the evening, clear skies.
SSE wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, fairly long swell from NNE. Excellent visibility.