Low 1008 hPa centered at 100 nautical miles in the West-South-West of the Île de Sein moving at 16 knots to the West-North-West to be centered at 140 nautical miles in the South-West of Fastnet Rock (South-West Ireland).
For Plage des Briantais, Lancieux :
No gale warning.
We are 85% 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.
Chance of light rain. W force 2 in the morning turning N force 3 in the middle of the day. Gusts reaching 15 knots in the middle of the day. Smooth sea. Low, fairly long swell from NNW. Good visibility becoming excellent in the middle of the day then excellent.