For La Tranche-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 90%.
Sunny despite some cloudy spells but no rain. In the evening, clear skies becoming somewhat cloudy.
E force 3 turning S in the middle of the day then WNW. Gusts reaching 13 knots in the morning. Smooth to slight sea. Low, long swell from WSW. Excellent visibility.