A southerly, moderate and very variable flow prevails over the whole area.
For Plage de Port Biren :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. No precipitation in the morning, light showers dying away progressively in the afternoon. In the evening, skies with few clouds.
E force 2 turning WSW force 3 in the middle of the day then W force 4. Gusts reaching 19 knots in the evening. Smooth sea. Low, short swell from WSW. Excellent visibility.