A southeasterly, very strong and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is westerly, very strong and variable.
For Tréguier :
Warning fresh gale offshore.
The reliability of the situation is assessed at 95%.
Very cloudy skies becoming totally overcast during the afternoon. Some light showers in the morning, no precipitation in the afternoon. In the evening, overcast skies.
Light, intermittent drizzle. WSW force 5 in the morning becoming SW force 4 in the evening. Gusts reaching 34 knots in the middle of the day. Moderate sea. Moderate, fairly long swell from WNW. Excellent visibility.