A southwesterly and particularly 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 Friday to Saturday WSW force 1 in the early part of the night turning SSW. Gusts reaching 13 knots at the end of the night.
Moderate sea becoming slight in the middle of the night. Low, fairly long swell from W. Poor visibility becoming poor in the middle of the night then poor. Daytime of Saturday 20 december : The sky will remain changeable.
Skies changeable to very cloudy. The risk of seeing rain will remain low. In the evening, cloudy spells, sometimes dense.
No precipitation. S force 1 in the morning temporarily force 2 in the middle of the day. Gusts reaching 15 knots until the middle of the day. Slight sea. Low, fairly long swell from W. Poor visibility becoming good in the middle of the day then poor.