A southwesterly, strong and very variable flow prevails over the whole area.
For Pornic :
Warning moderate gale offshore.
The reliability of the situation is poor.
For the night from Thursday to Friday SW wind force 5 continuing all night. Gusts reaching 38 knots from the middle of the night.
Slight sea becoming moderate in the middle of the night. Low, fairly long swell from W. Excellent visibility. Daytime of Friday 23 october : The atmosphere will remain unstable.
Very cloudy. But clear spells will become more and more widespread. Showers all day. In the evening, good clear periods but lots of cloud, too.
Light showers. WSW wind force 5 continuing all day. Gusts reaching 38 knots in the morning. Moderate sea becoming slight in the evening. Low, fairly long swell from SW. Excellent visibility.