A westerly, very strong and very variable flow prevails over the whole area.
For Trévignon :
Warning fresh gale offshore.
We are 75% sure of the situation, because the clear patches could be more numerous than forecast.
Dark, overcast skies with cloud and bad weather. Showers all day. In the evening, overcast skies.
Light rain gradually becoming less frequent. WSW force 5 becoming SW force 6 in the middle of the day then WSW force 7. Gusts reaching 45 knots in the evening. Slight sea becoming moderate in the middle of the day then rough. Low, fairly long swell from SSW. Excellent visibility.