A southwesterly, strong and very variable flow prevails over the whole area.
For Piriac-sur-Mer :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy in the morning, overcast skies in the afternoon. No precipitation in the morning, light showers dying away progressively in the afternoon. In the evening, overcast and misty, reduced visibility.
No precipitation. WSW force 4 in the morning turning SSW force 3 in the evening. Gusts reaching 19 knots in the morning. Slight sea. Low, fairly long swell from WSW. Visibility reduced by mist becoming poor in the middle of the day then reduced by mist.