For Urnersee : No gale warning.
We are 75% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Very cloudy with risk of storms. Possibility of showers
In the evening, cloudy spells, sometimes dense. Possibility of showers NW wind force 2 from the middle of the day. Gusts reaching 13 knots in the evening. Excellent visibility becoming good in the evening.