A southeasterly, moderate and variable flow prevails over the North and the East of the basin. Over the South-West, it is southwesterly, strong and very variable.
For Dellewal, Terschelling :
No gale warning.
We are 80% sure of the situation, because the clear patches could be more numerous than forecast.
Overcast skies. No precipitation in the morning, drizzle in late afternoon. In the evening, overcast and misty, reduced visibility.
Persistent drizzle. ESE force 4 in the morning becoming force 3 in the evening. Gusts reaching 20 knots in the morning. Smooth to slight sea becoming smooth in the evening. Low, short swell from ESE. Excellent visibility becoming good in the middle of the day then reduced by fog.