For Bintan :
No gale warning.
The reliability of the situation is good.
Skies very cloudy, risk of some thundery outbreaks. Showers all day. In the evening, very cloudy with risk of storms.
Light showers. N wind force 4 continuing all day. Gusts reaching 19 knots in the evening. Slight sea. Low, short swell from ENE. Excellent visibility.