A southwesterly and particularly variable flow prevails over the whole area.
For Saint-Valery-sur-Somme :
No gale warning.
For the night from Monday to Tuesday WSW wind force 4 continuing all night. Gusts reaching 22 knots at the end of the night.
Slight sea. Low, long swell from W. Excellent visibility. Daytime of Tuesday 27 october : The atmosphere will remain unstable.
Skies changeable to very cloudy. Light showers all day. In the evening, good clear periods but lots of cloud, too.
Light showers. SSW force 4 in the morning becoming force 3 in the evening. Gusts reaching 23 knots in the morning. Slight sea. Low, short swell from W. Excellent visibility.