Skies very cloudy to overcast, risk of thundery outbreaks during the afternoon.Showers all day.In the evening, clear periods developing. Possibility of showers SSW force 3 turning SSE force 4 in the middle of the day then becoming force 3. Gusts reaching 21 knots in the middle of the day. Moderate sea. Moderate, short swell from SE. Visibility reduced by fog becoming excellent in the middle of the day then reduced by mist.