For Zanzibar :
No gale warning.
The reliability of the situation is good.
Sunny despite some cloudy spells but no rain. In the evening, cloud and long sunny periods.
No precipitation. N force 3 turning NE force 4 in the middle of the day then ENE. Gusts reaching 18 knots in the evening. Slight sea. Low, short swell from ENE. Visibility reduced by mist becoming excellent in the middle of the day then good.