Clouding over with thunderstorms developing in the morning, skies clearing but storms likely in the afternoon.Some showers from late morning.In the evening, cloud and long sunny periods. Light showers progressively becoming less frequent. S force 2 turning NNE in the middle of the day then N force 1. Gusts reaching 11 knots until the middle of the day. Smooth to slight sea. Low, short swell from S. Excellent visibility becoming excellent in the middle of the day then good.