A northwesterly and particularly variable flow prevails over the whole area.
For Saint-Valery-sur-Somme :
No gale warning.
For the night from Friday to Saturday N wind force 3 continuing all night. Gusts reaching 19 knots in the early part of the night.
Smooth sea becoming smooth to slight in the middle of the night. Low, short swell from NNW. Excellent visibility. Daytime of Saturday 30 may : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of showers in the morning, showers late in the day. In the evening, cloudy spells, sometimes dense.
Chance of light rain. N wind force 3 continuing all day. Gusts reaching 15 knots in the morning. Smooth to slight sea. Low, short swell from NNW. Excellent visibility.