A northeasterly, moderate and variable flow prevails over the whole area.
For Ploumanac"h :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Warm sun all day. In the evening, clear skies.
NE wind force 3 continuing all day. Gusts reaching 15 knots in the evening. Smooth to slight sea. Low, short swell from NE then fairly long from NW in the evening. Excellent visibility becoming excellent in the middle of the day then good.