A northerly and very variable flow prevails over the South and the East of the basin. Over the North-West, it is southerly, moderate and very variable.
For Tréffiagat - Guilvinec :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
SSE force 3 turning SW force 2 in the middle of the day then NW. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility.