High 1025 hPa centered on Switzerland remaining almost stationary.
For Berck sternes :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Little cloud in the morning, sunny despite some high cloud in the afternoon. No precipitation. In the evening, skies with few clouds.
NNW force 3 in the morning turning NE in the evening. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, short swell from W. Excellent visibility.