For Châtelaillon :
No gale warning.
We are 85% sure of the situation, because it is possible that the change in the rain system may not be as clear as forecast.
Very cloudy skies to overcast. Some showers in the morning, light rain in the afternoon. In the evening, overcast skies.
Light rain. WSW force 3 turning WNW force 4 in the middle of the day then W. Gusts reaching 23 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, short swell from SW. Poor visibility becoming excellent in the middle of the day.