A northerly and very variable flow prevails over the North-East of the basin. Over the South and the West, it is easterly, moderate and variable.
For Carnac :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, relatively cloudless skies clearing.
NE force 3 turning E in the middle of the day then ENE force 4. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, fairly long swell from SSW. Good visibility becoming excellent in the middle of the day.