A southwesterly, very strong and variable flow prevails over the whole area.
For J H de Graaf :
Warning moderate gale offshore.
We are 90% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.
In the evening, clear periods developing.
Chance of light rain. SSW wind force 3. Gusts reaching 21 knots in the evening. Slight sea. Low, short swell from W. Excellent visibility.