A southerly, moderate and very variable flow prevails over the whole area.
For Muiderberg :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
S wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth sea. Low, short swell from WSW. Excellent visibility becoming poor in the evening.