A northerly, moderate and mostly variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and mostly variable.
For Port de Biscarrosse :
No gale warning.
We are 85% sure of the situation, because it is possible that the change in the rain system may not be as clear as forecast.
Overcast skies. Drizzle followed by showers in the morning, light showers dying away progressively in the afternoon. In the evening, overcast skies.
Chance of light rain. SW force 3 turning N in the middle of the day then NNE force 2. Gusts reaching 15 knots in the morning. Rough to very rough sea. Moderate, long swell from WNW. Poor visibility becoming poor in the evening.