A southerly and very variable flow prevails over the whole area.
For Mers-les-Bains :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny spells with possibility of mist forming in the morning, changeable skies becoming relatively cloud-free in the afternoon. No precipitation. In the evening, skies with few clouds.
SSW force 2 turning NNW in the middle of the day then NE. Gusts reaching 12 knots in the morning. Smooth to slight sea. Low, fairly long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day then excellent.