For Brienzersee, vor Brienz : No gale warning.
 The reliability of the situation is assessed at 90%.
 Little cloud in the morning, sunny despite some high cloud in the afternoon. No precipitation.
 In the evening, fair weather with mostly clear skies. S force 1 in the morning turning NNE in the middle of the day. Gusts reaching 6 knots in the middle of the day. Excellent visibility.