A northwesterly, moderate and variable flow prevails over the whole area.
For Port de Saint-Gildas :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, clear skies.
NNW force 3 turning W force 4 in the middle of the day then WNW. Gusts reaching 18 knots in the evening. Smooth to slight sea. Low, short swell from WSW. Excellent visibility becoming good in the evening.