A northeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and very variable.
For Rochevilaine :
No gale warning.
The reliability of the situation is assessed at 90%.
Light cloudy spells. In the evening, relatively cloudless skies clearing.
WSW force 3 in the middle of the day turning NNW in the evening. Gusts reaching 19 knots in the evening. Smooth sea. Low, short swell from SSW. Excellent visibility.