A southwesterly, strong and very variable flow prevails over the whole area.
For Plage du Dervin :
No gale warning.
We are 85% sure of the situation, because the clear patches could be more numerous than forecast.
Mist and fog in the morning, overcast skies and reduced visibility in the afternoon. No precipitation in the morning, drizzle in late afternoon. In the evening, low cloud developing into fog.
Drizzle fading over time. WSW force 3 becoming force 4 in the middle of the day then SSW force 3. Gusts reaching 17 knots in the middle of the day. Moderate sea. Moderate, fairly long swell from WSW. Visibility reduced by fog becoming poor in the middle of the day then reduced by fog.