F 8
Results of Weather Forecasts.-The results of the comparison of the daily weather forecasts with the weather subsequently experienced are given below, with the results of the previous five years:
Year. CompleteSuccess. Partial
Success. Partial
Failure, Total
Failure. %% %% Th 1916 67 1 29 3 1917 67 29 + 1918 71 26 3 000 1919 27 1920 64 30 1921 65 30 5 о
No forecasts were issued on January 23, 24, 26, February 27 and March 11, owing to lack of telegraphic information,
The forecast comprises wind direction, wind force, and weather, Complete success means correct in three elements. Partial success means correct in only two elements. Partial failure means correct in only one element. Total failure means correct in no element.
The method of analysis is described in the 1918 Report.
Storm Warnings.---At the request of the Chamber of Commerce the Hongkong Government adopted the China Seas Storm Signal Code from 1920, June 1, in place of the Hongkong Non-Local Code introduced in 1917. The signals are displayed on Kowloon Signal Hill.
The following Ports are warned by a telegraphic adaptation of the code Sharp Peak, Swatow, Amoy, Santuao, Macao, Canton, Wuchow, Pakhoi, Hoihow, Phulien, Taihoku, Manila, Labuan, and Singapore. 87 storm warnings were sent in 1921 and 122 were received from Manila. 10 were received from Phulien, via Quang Chau Wan Radio Station.
Local typhoon signals are exhibited on the Observatory wireless mast and repeated at the Harbour Office, H.M.S. Tamar, Green Island, the Godown Company, (Kowloon), Lyemun, and Lai Chi Lok, during the day.
The local night signals are exhibited on the Observatory Wireless Mast and repeated on the tower of the Kowloon Railway Station, on H.M.S. Tamar, and at the Harbour Office.
A translation of the non-local and local storm warnings is exhibited at the Harbour Office, the General Post Office and the Star Ferry Piers and also sent to the Cape d'Aguilar Wireless station, which broadcasts the message at about noon and repeats it every two hours until midnight. If a second warning is issued during the day, the later warning is substituted.