For Kourou :
No gale warning.
The reliability of the situation is very good.
Very cloudy with risk of thunderstorms in the morning, sunny becoming changeable in the afternoon. Some heavy showers in the morning, no precipitation in the afternoon. In the evening, clear periods developing.
No precipitation. E wind force 3 continuing all day. Gusts reaching 18 knots in the evening. Slight sea. Low, short swell from NE. Poor visibility becoming excellent in the middle of the day then good.