A westerly, moderate and very variable flow prevails over the whole area.
For Plage de Postolonnec :
Warning strong breeze offshore.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Good clear periods alternating with cloudy spells, sometimes dense. No precipitation. In the evening, very cloudy.
No precipitation. WNW force 3 turning WSW in the middle of the day then SW force 4. Gusts reaching 22 knots in the evening. Slight sea becoming smooth to slight in the middle of the day. Low, fairly long swell from WSW. Excellent visibility.