A northwesterly, moderate and very variable flow prevails over the whole area.
For Ile de Batz :
No gale warning.
The reliability of the situation is assessed at 70%.
Skies changeable to very cloudy. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, light cloudy spells.
NW force 4 becoming force 3 in the middle of the day then WNW force 2. Gusts reaching 17 knots in the morning. Slight sea. Low, fairly long swell from WNW. Excellent visibility.