For St Mary"s Lighthouse :
No gale warning.
The reliability of the situation is very good.
Some fair-weather cumulus clouds. In the evening, cloudy spells, sometimes dense.
No precipitation. WNW force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 25 knots in the middle of the day. Slight sea. Low, short swell from NNE. Excellent visibility.