A southerly, moderate and very variable flow prevails over the whole area.
For Saint-Idesbald :
No gale warning.
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, relatively clear skies becoming changeable.
W wind force 3 from the middle of the day. Gusts reaching 13 knots in the middle of the day. Smooth to slight sea becoming smooth in the evening. Low, short swell from SW. Excellent visibility.