For Brienzersee-Schneckeninsel : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies to overcast. Warning: icy conditions likely.
In the evening, very cloudy. Warning: icy conditions likely. NNE wind force 1 from the middle of the day. Gusts reaching 8 knots in the middle of the day. Excellent visibility becoming poor in the evening.