For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Thursday to Friday ENE wind force 3 continuing all night. Gusts reaching 19 knots in the early part of the night.
Slight sea becoming smooth to slight in the middle of the night. Low, fairly long swell from W. Excellent visibility becoming good in the middle of the night then good. Daytime of Friday 20 march : The weather will be good.
Sunny becoming changeable in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. ENE force 4 in the morning becoming force 3 in the evening. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day.