For Bintan :
No gale warning.
The reliability of the situation is good.
Stormy day. Showers all day. In the evening, overcast skies with risk of thundery outbreaks.
Light showers progressively becoming less frequent. S wind force 3 continuing all day. Gusts reaching 14 knots in the morning. Smooth sea. Low, short swell from SSE. Visibility reduced by mist becoming poor in the middle of the day.