For Gurrensee : No gale warning.
We are 75% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.
Good clear periods but with plenty of cloud in the morning, skies clearing but storms likely in the afternoon. Possibility of showers late in the morning, showers late in the day.
In the evening, storms as night falls. Showers becoming less frequent. SW force 3 in the morning becoming WSW force 2 in the evening. Gusts reaching 23 knots in the evening. Good visibility becoming excellent in the middle of the day then good.