Dense and persistent fog in the morning, some sun but cloud building in the afternoon.Risk of some spots of rain in the morning, no precipitation in the afternoon.In the evening, dense, persistent fog. No precipitation. WNW force 2 in the morning becoming W force 1 in the evening. Gusts reaching 9 knots in the morning. Moderate sea. Low, fairly long swell from W then moderate in the middle of the day. Visibility reduced by dense fog temporarily in the middle of the day.