For Negombo :
No gale warning.
The reliability of the situation is good.
Skies very cloudy to overcast in the morning, very cloudy with possibility of thunder storms in the afternoon. No precipitation in the morning, possibility of showers in late afternoon. In the evening, very cloudy with risk of storms.
Possibility of showers NE wind force 2 continuing all day. Gusts reaching 13 knots in the morning. Slight sea. Low, fairly long swell from SSE. Visibility reduced by mist becoming excellent in the middle of the day then poor.