A westerly, strong and mostly variable flow prevails over the whole area.
For Saint-Gilles Croix-de-Vie :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Fairly clear skies progressively clouding over in the morning, very cloudy skies becoming totally covered in the afternoon. Possibility of showers late in the morning, possibility of showers in the afternoon. In the evening, storms in the early hours.
Showers with the possibility of hail. SSW force 3 in the morning becoming SW force 4 in the middle of the day. Gusts reaching 19 knots in the evening. Slight sea. Low, long swell from SW. Good visibility becoming excellent in the middle of the day then good.