A southwesterly and very variable flow prevails over the whole area.
For Saint-Nazaire :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny despite some cloudy spells but no rain. Possibility of showers late in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
NNE force 2 in the morning turning W force 3 in the middle of the day. Gusts reaching 16 knots in the evening. Smooth to slight sea becoming smooth in the evening. Low, fairly long swell from SW. Good visibility becoming excellent in the middle of the day.