For Fumba, Zanzibar :
No gale warning.
The reliability of the situation is good.
Skies very cloudy, risk of some thundery outbreaks. Light showers all day. In the evening, very cloudy with risk of storms.
Showers towards the end of the night. SSW force 3 in the morning turning SE in the middle of the day. Gusts reaching 14 knots in the evening. Slight sea. Low, short swell from ESE. Visibility reduced by mist becoming poor in the middle of the day then good.