A westerly, moderate and very variable flow prevails over the whole area.
For Saint-Valery-sur-Somme :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies. In the evening, skies with few clouds.
W wind force 4 from the middle of the day. Gusts reaching 21 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, short swell from WSW. Excellent visibility.