Bulletin updated at 05:30 HKT 02/Dec/2025
By the Hong Kong Observatory at 5:30 a.m. on 02 Dec 2025
Warnings:
Strong winds in all areas.
Weather Situation:
The northeast monsoon is affecting the south China coastal
waters.
At 5 a.m., Tropical Depression Koto with maximum sustained
winds of about 45 kilometres per hour near its centre was
located at 14.1 degrees north, 111.4 degrees east. It is
forecast to move south slowly towards the vicinity of the
southern part of Vietnam and weaken gradually.
Area forecasts for the next 24 hours
Hong Kong Adjacent Waters：
East to northeast force 4 to 5, up to force 6 later.
A few rain patches.
Moderate seas, becoming rough later.
Nan'ao：
Northeast force 5 to 6, up to force 7 later.
Moderate to rough seas.
Shanwei, South of Hong Kong and Shangchuan Dao：
East to northeast force 4 to 5, occasionally force 6, up to
force 7 later.
Moderate to rough seas.
Outlook for the following 48 hours
East to northeasterly winds of force 6 to 7, becoming up to
force 8 in east.
Latest reports from south china coastal weather stations
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Waglan Island Wind northeast force 4
Visibility 45 kilometres
Shantou Wind southwest force 1
Visibility 17 kilometres
Huangmaozhou Wind northeast force 4
Macau Wind east-southeast force 1
Visibility 21 kilometres
Xisha Wind east-northeast force 2
Visibility 19 kilometres