For Koh Tao :
No gale warning.
The reliability of the situation is good.
Sunny, changeable at times in the afternoon. The risk of seeing rain will remain low. In the evening, changeable skies with risk of storms.
Possibility of showers W force 4 in the morning temporarily WSW force 3 in the middle of the day. Gusts reaching 19 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from NW. Excellent visibility.