Skies very cloudy to overcast, risk of thundery outbreaks during the afternoon.Fairly heavy showers for a time.In the evening, very cloudy with risk of storms. Light showers progressively becoming less frequent. E force 4 in the morning becoming force 5 in the evening. Gusts reaching 23 knots in the middle of the day. Smooth to slight sea. Low, short swell from N. Visibility reduced by mist becoming excellent in the middle of the day.