A westerly and variable flow prevails over the whole area.
Für Saint-Valery-sur-Somme :
No gale warning.
For the night from Friday to Saturday N force 2 becoming NNW force 1 in the middle of the night then W. Gusts reaching 12 knots at the end of the night.
Smooth to slight sea. Low, short swell from NW. Excellent visibility becoming excellent at the end of the night. Daytime of Saturday 16 may : The atmosphere will remain unstable.
Very cloudy. But clear spells will become more and more widespread. Light showers all day. In the evening, cloudy spells, sometimes dense.
Light showers progressively becoming less frequent. SW force 2 turning WNW force 3 in the middle of the day then becoming force 2. Gusts reaching 13 knots in the morning. Smooth to slight sea. Low, short swell from W. Excellent visibility becoming excellent in the middle of the day.