For Blankenburger See : No gale warning.
We are 80% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.
Very cloudy skies with short clear spells. No precipitation in the morning, showers late in the day.
In the evening, very cloudy. Light showers. SW wind force 3 continuing all day. Gusts reaching 24 knots in the middle of the day. Good visibility becoming excellent in the middle of the day then good.