For Pornic :
No gale warning.
For the night from Thursday to Friday ENE force 1 turning NNE in the middle of the night then N force 2. Gusts reaching 17 knots in the early part of the night.
Smooth to slight sea. Low, fairly long swell from W. Good visibility becoming good in the middle of the night then good. Daytime of Friday 30 october : The unstable weather will die away during the day.
Cloud and long sunny periods. Some showers morning and evening. In the evening, cloud and long sunny periods.
Possibility of showers NNW wind force 2 continuing all day. Gusts reaching 16 knots all day. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from W then from N in the evening. Good visibility becoming excellent in the middle of the day then excellent.