Low 1008 hPa centered on the South-East of the Bay of Biscay moving at 23 knots to the North-West to be centered at 50 nautical miles in the West-North-West of Ouessant.
For Plage du Porteau :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fog giving way to sun in early morning, cloud and sun in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. W force 3 in the morning turning SW in the evening. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day then good.