For Portz Guen :
No gale warning.
We are 90% 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, relatively clear skies becoming changeable.
E wind force 3 continuing all day. Gusts reaching 14 knots until the middle of the day. Slight sea becoming smooth to slight in the evening. Low, fairly long swell from WSW. Excellent visibility becoming good in the middle of the day then good.