An easterly and variable flow prevails over the North-West of the basin. Over the South and the East, it is westerly, moderate and very variable.
For Ploumanac"h :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Good clear periods alternating with cloudy spells, rather dense in the morning. Light showers progressively dying out in the morning, no precipitation in the afternoon. In the evening, relatively clear skies becoming changeable.
SSW force 4 turning WSW in the middle of the day then SSW force 3. Gusts reaching 21 knots in the morning. Moderate sea. Moderate, fairly long swell from WNW. Excellent visibility becoming poor in the evening.