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 Penthièvre :
No gale warning.
The reliability of the situation is assessed at 90%.
Clear skies. In the evening, skies gradually hazing over.
No precipitation. W wind force 4 from the middle of the day. Gusts reaching 21 knots in the evening. Slight sea. Low, fairly long swell from W. Excellent visibility.