For Sierksdorf :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies changeable to very cloudy. No precipitation in the morning, showers late in the day. In the evening, clear periods developing.
Showers. WSW force 4 in the morning becoming W force 3 in the evening. Gusts reaching 24 knots in the middle of the day. Smooth sea. Low from N then from SW in the middle of the day then from WNW. Excellent visibility becoming excellent in the middle of the day then poor.