For Obermatt : No gale warning.
We are 90% sure of the situation, because the clear patches could move in later than forecast.
Very cloudy in the morning, cloud and sun in the afternoon. No precipitation.
In the evening, good clear periods but cloud building. No precipitation. WNW wind force 1 continuing all day. Gusts reaching 6 knots in the middle of the day. Excellent visibility becoming excellent in the middle of the day then good.