For Bintan :
No gale warning.
The reliability of the situation is good.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, very cloudy.
Possibility of showers E force 2 becoming ESE force 3 in the middle of the day then SE. Rippled sea becoming smooth in the middle of the day. Low, short swell from ESE. Good visibility becoming excellent in the middle of the day then excellent.