An easterly and mostly variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, very strong and mostly variable.
For Tréompan :
No gale warning.
We are 90% sure of the situation, because the cloud cover could move in later than forecast.
Fairly clear skies progressively clouding over in the morning, very cloudy in the afternoon. No precipitation. In the evening, very cloudy skies becoming totally overcast.
No precipitation. SSW force 3 in the morning temporarily SW force 4 in the middle of the day. Gusts reaching 19 knots in the middle of the day. Slight sea. Low, fairly long swell from WNW. Good visibility becoming excellent in the middle of the day then reduced by mist.