For Châtelaillon :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Relatively clear skies becoming changeable. Chance of light rain. In the evening, changeable skies becoming less cloudy.
Possibility of showers SSW force 2 in the middle of the day turning NE force 3 in the evening. Gusts reaching 19 knots in the evening. Smooth sea. Low, fairly long swell from W. Excellent visibility.