High 1028 hPa centered on Switzerland remaining almost stationary.
For Le Tréport :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy in the morning, sunny in the afternoon. No precipitation. In the evening, light cloudy spells.
WSW wind force 3 continuing all day. Gusts reaching 19 knots in the morning. Slight sea becoming smooth to slight in the middle of the day. Low, short swell from NW. Excellent visibility becoming excellent in the middle of the day then good.