An easterly, moderate and mostly variable flow prevails over the whole area.
Für Les Sables-d"Olonne :
No gale warning.
For the night from Tuesday to Wednesday E wind force 4 continuing all night. Gusts reaching 22 knots in the early part of the night.
Slight sea becoming smooth to slight at the end of the night. Low, fairly long swell from WNW. Excellent visibility. Daytime of Wednesday 21 october : The atmosphere will remain unstable.
Skies changeable to very cloudy. Light showers all day. In the evening, good clear periods but lots of cloud, too.
Possibility of showers E force 4 becoming ESE force 3 in the middle of the day then E. Gusts reaching 19 knots in the morning. Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility becoming good in the evening.