Overcast skies with risk of thundery outbreaks.Heavy showers.In the evening, overcast skies with risk of thundery outbreaks. Light showers. SW force 3 in the middle of the day becoming WSW force 2 in the evening. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, short swell from WNW. Visibility reduced by mist becoming reduced by fog in the evening.