For De Saint-Nazaire à Nantes :
No gale warning.
We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.
In the evening, very cloudy skies to overcast.
Light rain gradually becoming less frequent. WSW wind force 4. Gusts reaching 25 knots in the evening. Slight sea. Low, fairly long swell from W. Good visibility.