A westerly and particularly variable flow prevails over the whole area.
For Pornic :
No gale warning.
The reliability of the situation is poor.
For the night from Monday to Tuesday S wind force 2 continuing all night. Gusts reaching 12 knots until the middle of the night.
Smooth to slight sea. Low, fairly long swell from W. Poor visibility becoming poor in the middle of the night. Daytime of Tuesday 13 october : The sky will remain very cloudy.
Very cloudy skies. Becoming more changeable for a time in the morning. No precipitation. In the evening, clear periods developing.
No precipitation. SSW force 2 becoming SW force 3 in the middle of the day then WNW force 2. Gusts reaching 13 knots in the middle of the day. Smooth to slight sea. Low, short swell from W. Poor visibility becoming excellent in the middle of the day then good.