A northeasterly, weak and mostly variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, moderate and variable.
For Pornic :
No gale warning.
The reliability of the situation is poor.
For the night from Saturday to Sunday NNW force 3 in the early part of the night turning NNE. Gusts reaching 13 knots until the middle of the night.
Smooth to slight sea. Low, short swell from W. Excellent visibility becoming good in the middle of the night then poor. Daytime of Sunday 29 june : The weather will be good.
Fair weather with mostly clear skies. In the evening, clear skies.
NNE force 3 in the morning turning NW in the middle of the day. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, short swell from W. Poor visibility becoming excellent in the middle of the day.