A northerly, strong and variable flow prevails over the South and the West of the basin. Over the North-East, it is southeasterly, weak and very variable.
For Jachthaven Haarlemsche :
Warning moderate gale offshore.
The reliability of the situation is assessed at 80%.
Skies changeable to very cloudy. Light showers all day. In the evening, good clear periods but lots of cloud, too.
Showers towards the end of the night. NNW force 4 in the morning becoming NW force 3 in the evening. Gusts reaching 31 knots in the middle of the day. Moderate sea becoming slight in the evening. Low, short swell from NE then from WSW in the middle of the day then from WNW. Excellent visibility.