Overcast skies with risk of thundery outbreaks.Chance of light rain.In the evening, skies progressively clouding over with storms forming. Possibility of showers ENE force 3 in the middle of the day turning ESE force 2 in the evening. Gusts reaching 12 knots in the middle of the day. Slight sea. Low, fairly long swell from NNE. Excellent visibility becoming reduced by mist in the evening.