A southwesterly, strong and mostly variable flow prevails over the whole area.
For Piriac-sur-Mer :
Warning strong breeze offshore.
We are 90% sure of the situation, because there is some uncertainty as to fog moving in.
Very cloudy skies with short clear spells. No precipitation. In the evening, very cloudy skies to overcast.
Possibility of showers SSE force 3 becoming S force 4 in the middle of the day then WSW. Gusts reaching 25 knots in the evening. Slight sea. Low, fairly long swell from SW. Visibility reduced by mist becoming good in the middle of the day.