For Port de Rosmeur :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy in the morning, changeable skies becoming relatively cloud-free in the afternoon. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
WNW force 3 in the morning becoming force 4 in the middle of the day. Gusts reaching 21 knots from the middle of the day. Smooth to slight sea. Low, short swell from WNW. Excellent visibility.