For Lac du Der : No gale warning.
We are 90% sure of the situation, because the clear patches could move in later than forecast.
Very cloudy skies to overcast. No precipitation.
In the evening, very cloudy skies clearing completely. No precipitation. NNE force 2 in the middle of the day becoming NE force 3 in the evening. Gusts reaching 13 knots in the evening. Excellent visibility becoming excellent in the evening.