High 1021 hPa centered on Switzerland gaining strength in a stationary position. For Le-Crotoy : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy. No precipitation.
In the evening, clear periods developing. No precipitation. W force 4 in the middle of the day becoming WSW force 3 in the evening. Gusts reaching 18 knots in the middle of the day. Excellent visibility becoming poor in the evening.
