For Bostalsee : No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, skies with few clouds. ENE force 3 in the morning becoming NE force 2 in the evening. Gusts reaching 21 knots in the middle of the day. Excellent visibility becoming excellent in the evening.