An easterly and mostly variable flow prevails over the whole area.
For Plage de Porzic :
No gale warning.
The reliability of the situation is assessed at 95%.
Warm sun all day. In the evening, light cloudy spells.
ESE force 3 in the morning turning NNW force 2 in the evening. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from SW. Excellent visibility.