For Saint-Louis :
No gale warning.
The reliability of the situation is very good.
Cloud and sun in the morning, sunny in the afternoon. No precipitation. In the evening, light cloudy spells.
N force 4 in the morning temporarily NW in the middle of the day. Gusts reaching 18 knots from the middle of the day. Moderate sea. Moderate, fairly long swell from NW then low in the evening. Excellent visibility becoming good in the evening.