A northerly and variable flow prevails over the whole area.
For Dellewal, Terschelling :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, cloudy spells, sometimes dense.
No precipitation. NW wind force 4. Gusts reaching 21 knots in the evening. Smooth to slight sea. Low, short swell from NNW. Excellent visibility.