A northwesterly, weak and very variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
The reliability of the situation is poor.
For the night from Thursday to Friday W force 3 in the early part of the night becoming WNW force 2. Gusts reaching 16 knots in the early part of the night.
Smooth to slight sea. Low, short swell from W. Good visibility becoming reduced by mist in the middle of the night. Daytime of Friday 17 july : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, cloud and sun in the afternoon. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, relatively clear skies becoming changeable.
WNW force 3 turning WSW force 4 in the middle of the day then W. Gusts reaching 17 knots from the middle of the day. Smooth to slight sea. Low, short swell from W. Visibility reduced by mist becoming excellent in the middle of the day.