A northerly, moderate and mostly variable flow prevails over the South of the basin. Over the North, it is southerly, strong and mostly variable.
For Les Sables-d"Olonne :
No gale warning.
The reliability of the situation is assessed at 90%.
Overcast in the morning, very cloudy in the afternoon. No precipitation. In the evening, cloudy and humid with a risk of fog.
No precipitation. E force 4 becoming ESE force 3 in the middle of the day then force 2. Gusts reaching 19 knots in the morning. Slight sea. Low, fairly long swell from SSW. Excellent visibility becoming good in the middle of the day then reduced by mist.