At anchor off Zanzibar. Wind calm with broken cloud. Barometer 30.04 inches rising to 30.10 at 0800 before falling to 30.01 at 1600 and finishing at 30.08 inches at midnight. Temperature at noon. 84F. 0400. Steam up in cutter. 0700. Sent Roman Catholics to Chapel. 0730. HMS Turquoise relived the Guard. 0820. Sent party ashore to church. Noon. Wind NNW force 1 with broken clouds and squalls. 1300. Special leave to watch. 1715 Mustered at Quarters. Coal expended 3 tons 9 cwt. Number on sick list 10.