A northeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and very variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is assessed at 90%.
For the night from Friday to Saturday NW force 2 in the early part of the night temporarily NNW force 3. Gusts reaching 12 knots in the middle of the night.
Smooth to slight sea. Low, fairly long swell from SW. Good visibility becoming poor in the middle of the night then poor. Daytime of Saturday 18 april : The sky will remain changeable.
Cloud and sun in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, good clear periods but lots of cloud, too.
No precipitation. N force 3 in the morning becoming NNE force 4 in the evening. Gusts reaching 20 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day.