A northeasterly and moderate flow prevails over the whole area.
For Dune du Pilat :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Very cloudy skies to overcast. Light rain. In the evening, very cloudy skies to overcast.
Risk of showers in the early hours. NW force 3 in the middle of the day turning NNE in the evening. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility becoming excellent in the evening.