A northeasterly, weak and particularly variable flow prevails over the North of the basin. Over the South, it is westerly, weak and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Wednesday to Thursday WNW wind force 2 continuing all night. Gusts reaching 15 knots in the early part of the night.
Smooth sea. Low, short swell from WSW. Excellent visibility becoming excellent in the middle of the night then excellent. Daytime of Thursday 16 july : The unsettled weather will become more unpredictable in the second half of the day.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of some spots of rain in the morning, light showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Possibility of showers W force 2 freshening force 4 in the middle of the day then becoming W. Gusts reaching 18 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from SW. Excellent visibility becoming excellent in the middle of the day.