For Cayenne :
Warning strong breeze offshore.
The reliability of the situation is very good.
Skies very cloudy, risk of some thundery outbreaks. Light showers all day. In the evening, very cloudy with risk of storms.
Showers stopping as night falls. WSW force 2 turning N in the middle of the day then ENE force 3. Gusts reaching 13 knots in the evening. Slight sea. Low, short swell from NE. Good visibility becoming good in the evening.