For Fumba, Zanzibar :
No gale warning.
For the night from Tuesday to Wednesday S wind force 4 continuing all night. Gusts reaching 18 knots at the end of the night.
Slight sea. Low, fairly long swell from ESE. Excellent visibility. Daytime of Wednesday 28 may : The atmosphere will remain unstable.
Good clear periods alternating with cloudy spells, sometimes dense. Light showers all day. In the evening, cloudy spells, sometimes dense.
Light showers. SSW wind force 4 continuing all day. Gusts reaching 18 knots in the morning. Slight sea. Low, fairly long swell from ESE. Excellent visibility.