High 1031 hPa centered on Wales moving at 25 knots to the East-South-East to be centered on Switzerland.
For Boulogne-sur-Mer :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny spells with possibility of mist forming in the morning, cloud and sun in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. S force 2 in the morning turning WSW force 3 in the middle of the day. Gusts reaching 14 knots in the middle of the day. Smooth sea. Low, short swell from WSW. Visibility reduced by mist becoming poor in the middle of the day then poor.