A westerly, very strong and very variable flow prevails over the whole area.
For Roscoff - Bloscon :
Warning fresh gale offshore.
The reliability of the situation is assessed at 70%.
Clear periods developing. Light showers. In the evening, good clear periods but lots of cloud, too.
Light showers. WNW force 8 in the middle of the day becoming force 7 in the evening. Gusts reaching 61 knots in the middle of the day. Rough to very rough sea becoming rough in the evening. Low, long swell from NNE. Excellent visibility.