For Bintan :
No gale warning.
The reliability of the situation is good.
Skies very cloudy, risk of thundery outbreaks during the afternoon. Risk of some spots of rain in the morning, showers late in the day. In the evening, storms as night falls.
Showers becoming less frequent. SSE force 3 in the morning temporarily SE force 4 in the middle of the day. Gusts reaching 16 knots in the middle of the day. Smooth to slight sea. Low, short swell from ESE. Good visibility becoming excellent in the middle of the day then good.