Für Lac de Montriond : No gale warning.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Little cloud in the morning, storms gradually improving in the afternoon. No precipitation in the morning, light showers in the afternoon.
In the evening, very cloudy with risk of storms. Light showers. W force 1 in the morning temporarily WNW force 2 in the middle of the day. Gusts reaching 15 knots in the middle of the day. Excellent visibility becoming poor in the evening.