For stmarcouf :
No gale warning.
We are 90% sure of the situation, because flows might be far more disturbed than forecast.
Very cloudy skies becoming totally overcast. Chance of light rain. In the evening, very cloudy skies to overcast.
Chance of light rain. S wind force 4 from the middle of the day. Gusts reaching 19 knots in the evening. Smooth sea. Low, short swell from E. Good visibility becoming excellent in the evening.