A northerly, moderate and very variable flow prevails over the South-West of the basin. Over the North-East, it is southeasterly, strong and very variable. Over the North-West and the South-East, it is westerly, strong and very variable.
For Mers-les-Bains :
Warning strong breeze offshore.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. SW force 3 turning W in the middle of the day then becoming force 5. Gusts reaching 26 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, fairly long swell from WNW. Good visibility becoming excellent in the middle of the day.