For Altstadt : No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Bright spells increasing during the morning, sunny becoming changeable in the afternoon. Some showers in the morning, possibility of showers in late afternoon.
In the evening, changeable skies with risk of storms. Possibility of showers W force 1 becoming WSW force 2 in the middle of the day then SE force 1. Gusts reaching 13 knots from the middle of the day. Good visibility becoming excellent in the middle of the day.