An easterly and very variable flow prevails over the whole area.
Für Les Sables-d"Olonne : No gale warning.
For the night from Thursday to Friday ENE wind force 4 continuing all night. Gusts reaching 21 knots in the early part of the night.
Smooth sea becoming slight in the middle of the night. Low, fairly long swell from WNW. Excellent visibility. Daytime of Friday 23 october : The weather will be good.
Sunny despite some cloudy spells but no rain.In the evening, cloud and long sunny periods. Light showers. ENE force 4 in the morning becoming force 3 in the middle of the day. Gusts reaching 20 knots in the morning. Slight sea. Low, fairly long swell from W. Excellent visibility.