For La Tranche-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 85%.
Overcast skies. Light rain followed by showers. In the evening, very cloudy.
Showers. SE force 5 in the middle of the day turning SW in the evening. Gusts reaching 30 knots in the middle of the day. Slight sea. Low, fairly long swell from S. Excellent visibility.