A southerly, moderate and very variable flow prevails over the whole area.
For Grève de Traou Treiz :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Mist and fog. No precipitation in the morning, possibility of showers in late afternoon. In the evening, mist and fog.
Chance of light rain. ESE force 1 becoming E force 2 in the middle of the day then ESE. Gusts reaching 13 knots in the middle of the day. Moderate sea. Moderate, fairly long swell from WNW. Visibility reduced by fog becoming poor in the middle of the day then reduced by fog.