A southwesterly, moderate and very variable flow prevails over the whole area.
For Marstal :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies to overcast. Light sleet in the morning, light showers dying away progressively in the afternoon. In the evening, light cloudy spells.
S force 5 turning WNW force 4 in the middle of the day then W. Gusts reaching 26 knots in the morning. Smooth to slight sea becoming smooth in the evening. Low, short swell from NE. Excellent visibility becoming excellent in the middle of the day.