A southerly and mostly variable flow prevails over the whole area. Für Vlaardingen : No gale warning.
The reliability of the situation is assessed at 90%.
Fairly cloudless skies becoming changeable during the morning, some sun but cloud building in the afternoon. No precipitation.
In the evening, very cloudy skies to overcast. No precipitation. SSE force 2 turning SW in the middle of the day then WSW. Gusts reaching 11 knots in the middle of the day. Poor visibility becoming good in the middle of the day then poor.