For La Roche à Mérous :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sun in the morning, sunny despite some high cloud in the afternoon. No precipitation. In the evening, clear skies.
WNW force 3 becoming W force 4 in the middle of the day then WNW. Gusts reaching 21 knots in the middle of the day. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from WSW. Excellent visibility.