For Alpnachersee-Schiessüber : No gale warning.
The reliability of the situation is assessed at 90%.
Sunny becoming changeable in the afternoon. Risk of black ice in the morning.
In the evening, cloud and long sunny periods. Warning: icy conditions likely. S force 1 turning NE in the middle of the day then S force 2. Gusts reaching 10 knots from the middle of the day. Excellent visibility.