A westerly, very strong and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
Warning fresh gale offshore.
The reliability of the situation is fairly good.
For the night from Thursday to Friday SSW force 6 in the early part of the night turning WSW. Gusts reaching 46 knots at the end of the night.
Moderate sea becoming rough at the end of the night. Low, fairly long swell from W. Excellent visibility. Daytime of Friday 23 october : The unstable weather will die away during the day.
Very cloudy skies. Becoming more changeable for a time in the morning. Some light showers in the morning, possibility of showers in the afternoon. In the evening, clear periods developing.
Possibility of showers W force 7 becoming force 6 in the middle of the day then WNW force 5. Gusts reaching 49 knots in the morning. Rough sea becoming moderate in the evening. Low, long swell from W. Excellent visibility.