A southerly, strong and mostly variable flow prevails over the whole area.
For Saint Guénolé :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
Very cloudy skies to overcast. Chance of light rain. In the evening, clear periods developing.
No precipitation. WSW force 3 in the middle of the day turning SSW in the evening. Gusts reaching 12 knots. Moderate sea. Moderate, fairly long swell from W. Excellent visibility.