For Fernsteinsee : No gale warning.
We are 90% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.
Very cloudy skies to overcast. No precipitation in the morning, heavy showers in the afternoon.
In the evening, overcast skies. Light showers progressively becoming less frequent. ESE force 2 turning W in the middle of the day then SSW. Gusts reaching 25 knots in the middle of the day. Excellent visibility becoming good in the middle of the day then good.