For Arnensee-Ost : 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.
Sun and storm clouds in the morning,very cloudy with possibility of thunder storms in the afternoon. Some light showers from late morning.
In the evening, clear periods developing. Possibility of showers S force 1 turning NNE force 2 in the middle of the day then ESE force 1. Gusts reaching 14 knots in the middle of the day. Excellent visibility.