A northerly, weak and particularly variable flow prevails over the West and the North of the basin. Over the South-East, it is westerly, weak and particularly variable.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Sunday to Monday WNW force 1 turning N in the middle of the night then NNE. Gusts reaching 11 knots in the early part of the night.
Smooth to slight sea. Low, short swell from W. Visibility reduced by mist becoming reduced by mist in the middle of the night. Daytime of Monday 4 may : Warning:reduced visibility early in the day.
Cloudy with risk of fog in the morning, good clear periods with lots of cloud in the afternoon. Risk of showers in the morning, showers late in the day. In the evening, cloudy spells, sometimes dense.
Light showers progressively becoming less frequent. NE force 1 turning WSW force 2 in the middle of the day then WNW. Gusts reaching 15 knots in the evening. Smooth to slight sea. Low, short swell from W. Visibility reduced by mist becoming excellent in the middle of the day then poor.