A northerly and variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and variable.
For Penthièvre :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies. In the evening, relatively clear skies becoming changeable.
ENE force 3 in the middle of the day turning N force 4 in the evening. Gusts reaching 23 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, fairly long swell from SW. Excellent visibility.