A northeasterly and very variable flow prevails over the South and the West of the basin. Over the North-East, it is southwesterly, moderate and very variable.
For Saint-Gilles Croix-de-Vie :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fog developing into low cloud during the morning, very cloudy in the afternoon. No precipitation. In the evening, very cloudy skies to overcast.
No precipitation. N force 3 in the morning becoming NNW force 4 in the middle of the day. Gusts reaching 23 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WSW. Visibility reduced by mist becoming excellent in the middle of the day.