An easterly, moderate and mostly variable flow prevails over the whole area.
For La Tranche-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 95%.
Sunny with some cloud in the afternoon. In the evening, clear skies.
E wind force 4 continuing all day. Smooth to slight sea. Low, fairly long swell from WSW. Good visibility becoming excellent in the middle of the day.