A southwesterly, strong and very variable flow prevails over the whole area.
For L"Ile de Groix - Locmaria :
No gale warning.
We are 80% 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.
NW force 2 freshening W force 4 in the middle of the day then becoming NNW. Gusts reaching 22 knots in the evening. Slight sea. Low, long swell from WSW. Good visibility becoming good in the middle of the day then excellent.