A southwesterly, very strong and variable flow prevails over the whole area.
For Merrien :
Warning strong breeze offshore.
The reliability of the situation is assessed at 90%.
Very cloudy skies with short clear spells. No precipitation. In the evening, very cloudy skies to overcast.
No precipitation. SSE force 3 becoming S force 4 in the middle of the day then SSE force 5. Gusts reaching 22 knots in the evening. Slight sea. Low, fairly long swell from SW. Good visibility becoming excellent in the middle of the day.