A northerly, moderate and mostly variable flow prevails over the East of the basin. Over the West, it is southwesterly, strong and mostly variable.
For Primel-Tregastel :
No gale warning.
The reliability of the situation is assessed at 95%.
Overcast in the morning, good clear periods with lots of cloud in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. N force 4 in the morning becoming NNW force 3 in the evening. Gusts reaching 21 knots until the middle of the day. Moderate sea. Moderate, long swell from NW. Excellent visibility.