High 1020 hPa centered on the North of the Bay of Biscay remaining almost stationary.
For Plage du Trez Hir :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies to overcast. Persistent drizzle in the morning, no precipitation in the afternoon. In the evening, cloudy spells, sometimes dense.
No precipitation. SSW wind force 3 continuing all day. Gusts reaching 15 knots until the middle of the day. Slight sea. Low, fairly long swell from S. Poor visibility becoming excellent in the middle of the day then reduced by mist.