For Île de Sein:
Warning strong breeze.
The reliability of the situation is assessed at 90%.
Sunny, changeable at times in the afternoon. Some light showers in the morning, no precipitation in the afternoon. In the evening, good clear periods but lots of cloud, too.
No precipitation. NW wind force 6 continuing all day. Gusts reaching 29 knots in the evening. Moderate sea. Moderate, fairly long swell from W then low in the middle of the day then from W. Excellent visibility.