A northeasterly, strong and very variable flow prevails over the whole area.
For Biarritz :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, cloudy spells, sometimes dense.
Chance of light rain. ESE wind force 2. Gusts reaching 15 knots in the evening. Slight sea. Low, fairly long swell from NW. Excellent visibility.