A southerly, strong and variable flow prevails over the whole area.
For Mortagne-sur-Gironde :
Warning strong breeze offshore.
We are 90% sure of the situation, because the cloud cover could be thicker than forecast.
Little cloud in the morning, hazy cloud giving way to brightening skies in the afternoon. No precipitation. In the evening, skies with few clouds.
 SE force 4 in the morning becoming force 5 in the evening. Gusts reaching 28 knots in the evening. Smooth to slight sea. Low, short swell from WSW. Excellent visibility.