A southwesterly, moderate and very variable flow prevails over the whole area.
For Plage de Ty Ar Lia :
No gale warning.
We are 70% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies with short clear spells. Light showers all day. In the evening, good clear periods but cloud building.
No precipitation. WSW force 3 in the morning temporarily WNW in the middle of the day. Gusts reaching 19 knots until the middle of the day. Slight sea. Low, fairly long swell from WNW. Excellent visibility becoming excellent in the evening.