A northeasterly and variable flow prevails over the South of the basin. Over the North, it is westerly, weak and very variable.
For Grève de Traou Treiz :
No gale warning.
The reliability of the situation is assessed at 80%.
Clear skies. In the evening, clear spells then risk of fog towards the end of the night.
No precipitation. ENE force 3 in the middle of the day becoming NE force 2 in the evening. Gusts reaching 15 knots in the middle of the day. Smooth to slight sea. Low, short swell from WNW. Excellent visibility becoming poor in the evening.