A northeasterly, weak and very variable flow prevails over the East of the basin. Over the West, it is southerly, strong and very variable.
For Noirmoutier-en-l"Île :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast with reduced visibility in the morning, very cloudy in the afternoon. Rain followed by showers in the morning, possibility of showers in the afternoon. In the evening, clear periods developing.
Light showers progressively becoming less frequent. NE force 3 in the morning becoming ENE force 2 in the evening. Gusts reaching 13 knots in the morning. Smooth to slight sea. Low, fairly long swell from W. Visibility reduced by fog becoming poor in the middle of the day then poor.