F 7
Floods.-The heaviest rainfall occurred at the Observatory as follows
Period Amount Duration Greatest fall in 1 hour Amount Time May...15 to May...21 10.99 126 0.74 May 16, 3 d.b. May 15 + to May 24 13.9.90 228 1.74 May 22, 13 June...11 to June...18 13.74 374 0.77 June 12, 6 June 24 to July 17 10.1314. 59 0:20 June 19 TG July...12 to July...19 6.75 19 1:20 July 15, 13 July 22 to July 25 13.5.79 33 1'08 July 25, 13 Aug. $ 11 to Sept....30 23.8:57 37 1-20 Aug. 12 Sept....9 to Oct 6 9rains. Serious floods and landslides were caused by these heavy
Typhoons.---The tracks of 14 typhoons and 21 of the principal depressions which occurred in the Far East in 1924 are given in two plates in the Monthly Meteorological Bulletin for December, 1924.
Hongkong was not visited by a typhoon during the year. The greatest squall velocity as recorded by the Dines Anemograph was at the rate of 69 m.p.h, at 1.55 a.m. on October 5, when a typhoon was 300 miles S.W. of Hongkong. The typhoons of July 10-17, August 2-6 and August 8-22 followed "abnormal tracks, the first and last named making complete loops.
IV.-PUBLICATIONS.
Daily Weather Report and Map.--A weather map of the Far East for 6 a.m. of the 120th meridian, and the Daily Weather Report (containing meteorological observations, usually at 6h. and 14h. from about 40 stations in China, Indo-China, Japan, the Philippines and Borneo) and Daily Weather Forecasts for Hongkong to Gap Rock, the Formosa Channel, the south coast of China between Hongkong and Lamocks, and between Hongkong and Hainan, were issued as in former years. Copies of the map were exhibited on notice boards at the Hongkong Ferry Pier, and the Harbour Office. One copy was sent daily to the Institute of Engineers and Shipbuilders, one to the Director of the Meteorological Observatory, Macao, one to the Diocesan Boys School, and one to the Central British School (since October 28). Copies of the Daily Weather Report were sent every week to the Hydrographic Office, Bangkok,
A lithographic machine for lithographing the weather map was received from Messrs. Ullmer & Co. on April 23, and set up in a special room on April 26-28.