The Tankadere entered the Straits of Fo-Kien, which separate the island of Formosa from the Chinese coast, in the small hours of the night, and crossed the Tropic of Cancer. The sea was very rough in the straits, full of eddies formed by the countercurrents, and the chopping waves broke her course, whilst it became very difficult to stand on deck.

At daybreak the wind began to blow hard again, and the heavens seemed to predict a gale. The barometer announced a speedy change, the mercury rising and falling capriciously; the sea also, in the southeast, raised long surges which indicated a tempest. The sun had set the evening before in a red mist, in the midst of the phosphorescent scintillations of the ocean.

John Bunsby long examined the threatening aspect of the heavens, muttering indistinctly between his teeth. At last he said in a low voice to Mr. Fogg, “Shall I speak out to your honour?”