For Penn al Lann :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Predominantly sunny in the morning, increasing sunny spells in the afternoon. Some light showers in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
No precipitation. WSW force 3 turning NNW force 4 in the middle of the day then N force 2. Gusts reaching 22 knots in the middle of the day. Slight sea. Low, long swell from NW. Good visibility becoming excellent in the middle of the day then poor.