Sunny spells with possibility of mist forming in the morning, warning: storms in the afternoon: considerable electrical activity.Fairly heavy showers for a time.In the evening, clear periods developing. Light showers progressively becoming less frequent. ENE force 2 turning SE in the middle of the day then NW force 1. Gusts reaching 8 knots in the middle of the day. Smooth sea becoming rippled in the middle of the day. Low, short swell from SE. Visibility reduced by mist becoming excellent in the middle of the day then reduced by mist.