A westerly, strong 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.
Clear periods developing. No precipitation. In the evening, fair weather with mostly clear skies.
W force 5 in the middle of the day becoming force 4 in the evening. Gusts reaching 31 knots in the middle of the day. Slight sea. Low, short swell from NW. Excellent visibility becoming good in the evening.