A northeasterly, weak and particularly variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, moderate and very variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is fairly good.
For the night from Wednesday to Thursday NW force 2 in the early part of the night turning N. Gusts reaching 8 knots all night.
Smooth sea becoming smooth to slight at the end of the night. Low, fairly long swell from WSW. Good visibility becoming poor in the middle of the night then poor. Daytime of Thursday 18 june : The sky will remain changeable.
Good clear periods alternating with cloudy spells, rather dense in the morning. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
NNE force 2 turning WSW force 3 in the middle of the day then W. Gusts reaching 14 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from W. Poor visibility becoming excellent in the middle of the day.