A northeasterly, weak and very variable flow prevails over the South of the basin. Over the North-West, it is southerly, strong and very variable. Over the North-East, it is westerly, moderate and very variable. For Vlaardingen : No gale warning.
The reliability of the situation is assessed at 90%.
Light cloudy spells. In the evening, skies with few clouds covering over progressively. No precipitation. WNW force 2 in the middle of the day turning WSW in the evening. Gusts reaching 14 knots in the middle of the day. Excellent visibility becoming good in the evening.