For Portz Guen :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Mist and fog in the morning, cloudy with risk of fog in the afternoon. No precipitation. In the evening, mist and fog.
No precipitation. E force 3 turning SE in the middle of the day then becoming force 2. Gusts reaching 15 knots in the morning. Slight sea. Low, fairly long swell from WSW. Visibility reduced by mist temporarily in the middle of the day.