Skies very cloudy, risk of thundery outbreaks in the morning.Light showers all day.In the evening, storms developing. Heavy showers. SE force 4 in the morning turning E force 3 in the middle of the day. Gusts reaching 23 knots in the middle of the day. Slight sea. Low, short swell from NE. Visibility reduced by mist becoming excellent in the middle of the day then reduced by mist.