High 1029 hPa centered on Switzerland moving at 49 knots to the West-North-West and weakening to 1026 hPa to be centered on the Celtic Sea.
For Saint-Valery-en-Caux :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Mist and fog in the morning, hazy skies darkening during the afternoon. No precipitation. In the evening, clear periods developing.
No precipitation. SE force 2 turning NE force 3 in the middle of the day then ENE. Gusts reaching 15 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, short swell from WNW. Visibility reduced by fog becoming excellent in the middle of the day then good.