Many of its buildings were destroyed by a cyclone on the 19th of February 1888.
A cyclone which devastated Vavau in April 1900 was the most destructive ever recorded in the group, but hurricanes are rare.
The headquarters are at Rangamati, which was wrecked by the cyclone of October 1897.
Far more destructive to life was the cyclone and storm-wave that broke over Chittagong district on the night of the 24th of October 1897.
Terrific thunderstorms are also common at that period; waterspouts are sometimes seen; and as the Indian Ocean cyclone region touches the eastern coast, hurricanes occur every few years, at rare intervals ascending into the interior highland.