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 very cloudy, becoming totally overcast during the morning, increasing sunny spells in the afternoon. Light showers all day. In the evening, changeable skies becoming less cloudy.
Chance of light rain. WNW force 3 becoming W force 4 in the middle of the day then WNW. Gusts reaching 25 knots from the middle of the day. Rippled sea becoming smooth in the middle of the day. Low, short swell from ESE. Excellent visibility becoming excellent in the middle of the day then excellent.