A northeasterly and variable flow prevails over the South of the basin. Over the North, it is westerly, weak and very variable.
For Saint-Guénolé :
No gale warning.
The reliability of the situation is assessed at 90%.
Skies gradually hazing over. No precipitation. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NNW force 3 in the middle of the day turning NNE force 4 in the evening. Gusts reaching 17 knots in the evening. Moderate sea becoming slight in the evening. Moderate, fairly long swell from W then low in the evening. Good visibility becoming excellent in the evening.