A westerly and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Wednesday to Thursday WSW wind force 2 continuing all night. Gusts reaching 15 knots in the early part of the night.
Moderate sea. Low, fairly long swell from W temporarily moderate in the middle of the night. Poor visibility. Daytime of Thursday 22 october : The unsettled weather will become more unpredictable in the second half of the day.
Skies changeable to very cloudy. Some showers from late morning. In the evening, lots of good clear periods.
Light showers progressively becoming less frequent. WSW force 2 in the morning becoming W force 3 in the middle of the day. Gusts reaching 15 knots until the middle of the day. Moderate sea becoming slight in the evening. Low, fairly long swell from W. Poor visibility becoming excellent in the middle of the day then good.