Skies very cloudy, risk of thundery outbreaks during the afternoon.Showers all day.In the evening, cloudy spells, sometimes dense. Light showers progressively becoming less frequent. ESE force 4 becoming force 3 in the middle of the day then N. Gusts reaching 21 knots in the morning. Smooth sea becoming smooth to slight in the middle of the day then slight. Low, short swell from SW. Excellent visibility becoming good in the evening.