A northerly, strong and mostly variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, moderate and mostly variable.
For Mortagne-sur-Gironde :
Warning strong breeze offshore.
The reliability of the situation is assessed at 95%.
Relatively clear skies becoming changeable. In the evening, skies with few clouds.
NNW force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 19 knots in the middle of the day. Smooth sea. Low, short swell from WSW. Excellent visibility.