Für Mentawai islands :
No gale warning.
The reliability of the situation is good.
Skies clearing but with risk of storms in the morning, cloud and sun in the afternoon. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, lots of good clear periods.
No precipitation. SSE force 2 in the morning turning NW force 1 in the evening. Gusts reaching 8 knots until the middle of the day. Slight sea. Low, long swell from SSW. Poor visibility becoming excellent in the middle of the day then poor.