High 1021 hPa centered on Switzerland gaining strength in a stationary position.
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.
Very cloudy.No precipitation.In the evening, clear periods developing. No precipitation. WSW wind force 4 from the middle of the day. Gusts reaching 18 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from W. Excellent visibility becoming poor in the evening.
semaphore stations
Station Le-Touquet located 15 km from Berck sternes