For Watamu Reef :
No gale warning.
The reliability of the situation is very good.
Cloud and sun in the morning, sunny in the afternoon. Risk of showers in the morning, no precipitation in the afternoon. In the evening, light cloudy spells.
S force 4 in the morning temporarily SSE force 5 in the middle of the day. Gusts reaching 23 knots in the evening. Moderate sea. Low, short swell from ESE. Excellent visibility becoming excellent in the middle of the day.