A northeasterly, weak and variable flow prevails over the South-East of the basin. Over the West and the North, it is southwesterly, moderate and variable.
For Couëron :
No gale warning.
The reliability of the situation is assessed at 90%.
In the evening, skies gradually hazing over.
No precipitation. NW wind force 3. Gusts reaching 15 knots in the evening. Smooth to slight sea. Low, fairly long swell from W. Excellent visibility.