A northeasterly and variable flow prevails over the South-West of the basin. Over the North and the East, it is southwesterly, moderate and very variable.
For Lancieux - Port de l"Islet :
No gale warning.
The reliability of the situation is fairly good.
For the night from Sunday to Monday N force 3 in the early part of the night turning NW force 2. Gusts reaching 13 knots in the early part of the night.
Smooth to slight sea. Low, short swell from NW. Excellent visibility becoming reduced by mist in the middle of the night. Daytime of Monday 17 august : The weather will be good.
Skies progressively hazing over in the morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
NW wind force 3 continuing all day. Gusts reaching 18 knots from the middle of the day. Smooth to slight sea. Low, short swell from NW. Visibility reduced by mist becoming excellent in the middle of the day then poor.