A northerly, moderate and mostly variable flow prevails over the West of the basin. Over the East, it is southerly, moderate and mostly variable.
For Penthièvre :
No gale warning.
The reliability of the situation is assessed at 90%.
In the evening, fog developing into low cloud.
No precipitation. NE wind force 3. Moderate sea. Moderate, long swell from WSW. Visibility reduced by mist.