A northerly, moderate and variable flow prevails over the whole area.
For Plage de Roc"h Hir : No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, light cloudy spells. WNW wind force 4. Gusts reaching 25 knots in the evening. Smooth to slight sea. Low, fairly long swell from NW. Good visibility.
semaphore stations
Station Ploumanac'H located 30 km from Plage de Roc'h Hir