A southwesterly, strong and very variable flow prevails over the East of the basin. Over the West, it is northwesterly, strong and very variable.
For La Bernerie en Retz :
Warning strong breeze offshore.
The reliability of the situation is assessed at 90%.
Very cloudy. Chance of light rain. In the evening, clear periods developing.
No precipitation. SW wind force 5 from the middle of the day. Gusts reaching 30 knots in the evening. Slight sea. Low, short swell from W. Excellent visibility becoming excellent in the evening.