High 1028 hPa centered on the North of the Bay of Biscay moving at 14 knots to the East-North-East to be centered on West Channel.
For Plage de la Grève Blanche : No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies changeable to very cloudy.No precipitation.In the evening, lots of good clear periods. No precipitation. SE force 3 in the morning becoming ESE force 2 in the evening. Gusts reaching 15 knots in the middle of the day. Slight sea. Low, fairly long swell from NW. Good visibility becoming excellent in the middle of the day then good.
semaphore stations
Station Brignogan located 16 km from Plage de la Grève Blanche