For Koh Pha Ngan :
No gale warning.
The reliability of the situation is very good.
Skies progressively clouding over with storms forming. Light showers. In the evening, storms as night falls.
Heavy showers. W wind force 3 from the middle of the day. Gusts reaching 17 knots in the evening. Smooth sea becoming smooth to slight in the evening. Low, short swell from SW. Excellent visibility.