For Saint-Idesbald : Warning moderate gale offshore.
The reliability of the situation is assessed at 90%.
In the evening, some fair-weather cumulus clouds. W wind force 6. Gusts reaching 39 knots in the evening. Slight sea. Low, short swell from NNW. Excellent visibility.
semaphore stations
Station Dunkerque located 20 km from Saint-Idesbald