A southerly and mostly variable flow prevails over the whole area.
For Pen Guen, Saint-Cast :
No gale warning.
The reliability of the situation is assessed at 95%.
Cloud and sun in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, very cloudy skies becoming totally overcast.
No precipitation. ESE force 3 turning ENE in the middle of the day then becoming force 5. Slight sea. Low, fairly long swell from WNW. Excellent visibility.