We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, clear skies. WNW wind force 2. Gusts reaching 8 knots in the evening. Smooth sea. Low, fairly long swell from WSW. Excellent visibility.
Semaphoren
Station Saint-Clement Des Baleines liegt 15 km von La Tranche-sur-Mer entfernt