We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, overcast and misty, reduced visibility. Light showers. S wind force 3. Gusts reaching 18 knots in the evening. Slight sea. Low, short swell from WSW. Visibility reduced by fog.
semaphore stations
Station Ouessant-Stiff located 6 km from L'île d'Ouessant