A southwesterly, very strong and very variable flow prevails over the whole area.
For Lorient - Port BSM :
Warning moderate gale offshore.
The reliability of the situation is assessed at 90%.
Very cloudy in the morning, overcast skies in the afternoon. No precipitation. In the evening, overcast skies.
Drizzle in the early hours. SW force 4 in the morning becoming force 5 in the middle of the day. Gusts reaching 35 knots in the evening. Moderate sea. Low, fairly long swell from W. Excellent visibility.