For De Saint-Nazaire à Nantes :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
In the evening, overcast and misty, reduced visibility.
Showers. W wind force 2. Gusts reaching 11 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Visibility reduced by mist.