A southerly, very strong and mostly variable flow prevails over the South-West and the North-East of the basin. Over the North-West and the South-East, it is westerly, strong and variable.
For Trestraou :
Warning moderate gale offshore.
The reliability of the situation is assessed at 80%.
Overcast in the morning, increasing sunny spells in the afternoon. Some light showers in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Possibility of showers WSW force 4 becoming W force 5 in the middle of the day then S force 3. Gusts reaching 33 knots in the middle of the day. Moderate sea. Moderate, long swell from NW. Good visibility becoming excellent in the middle of the day then good.