A northerly, weak and very variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, weak and particularly variable.
For Saint-Briac-sur-Mer :
No gale warning.
For the night from Saturday to Sunday NNW wind force 2 continuing all night. Gusts reaching 14 knots in the early part of the night.
Smooth to slight sea. Low, short swell from NNW. Excellent visibility becoming good in the middle of the night then good. Daytime of Sunday 16 august : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Chance of light rain. NNW force 2 in the morning freshening force 4 in the middle of the day. Gusts reaching 17 knots in the evening. Slight sea. Low, short swell from WNW. Good visibility becoming excellent in the middle of the day then excellent.