A westerly, moderate and mostly variable flow prevails over the whole area.
For Arcachon :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Overcast in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. WSW wind force 4 continuing all day. Gusts reaching 22 knots in the middle of the day. Smooth sea. Low, short swell from WNW. Excellent visibility.