A northeasterly, moderate and variable flow prevails over the South of the basin. Over the North, it is southwesterly, strong and very variable.
For Saint-Nazaire :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fairly clear skies progressively clouding over in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. NW force 2 in the morning becoming WNW force 3 in the middle of the day. Gusts reaching 21 knots in the middle of the day. Smooth sea becoming smooth to slight in the middle of the day. Low, short swell from SW. Good visibility becoming excellent in the middle of the day.