A northerly flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, weak and mostly variable.
For Les Moutiers en Retz :
No gale warning.
The reliability of the situation is assessed at 95%.
Very cloudy in the morning, sunny in the afternoon. No precipitation. In the evening, clear skies.
W force 2 in the morning becoming force 3 in the middle of the day. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Poor visibility becoming excellent in the middle of the day then good.