A northerly and variable flow prevails over the North-West of the basin. Over the South and the East, it is southwesterly, moderate and variable.
Für Plage des Dunes de la Slack : Warning fresh gale offshore.
The reliability of the situation is assessed at 80%.
Sun but cloud increasing in the morning, very cloudy with possibility of thunder storms in the afternoon.Some showers from late morning.In the evening, very cloudy with risk of storms. Light showers. SSW force 5 in the morning freshening force 7 in the evening. Gusts reaching 48 knots in the evening. Moderate sea becoming slight in the middle of the day then rough. Low, short swell from W then from N in the evening. Excellent visibility.
Semaphoren
Station Boulogne-Sem liegt 8 km von Plage des Dunes de la Slack entfernt