A westerly, moderate and very variable flow prevails over the whole area.
For Biarritz :
No gale warning.
We are 75% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Skies changeable to very cloudy. Showers all day. In the evening, cloudy spells, sometimes dense.
Chance of light rain. NW force 3 in the morning becoming force 4 in the middle of the day. Gusts reaching 21 knots in the middle of the day. Rough sea. Moderate, long swell from NW. Good visibility becoming excellent in the middle of the day.