Bulletin updated at 23:30 HKT 20/Aug/2025
By the Hong Kong Observatory at 11:30 p.m. on 20 Aug 2025
Weather Situation:
A southerly airstream is affecting the south China coastal
waters.
Area forecasts for the next 24 hours
Hong Kong Adjacent Waters：
South force 4.
Isolated showers and thunderstorms.
Moderate seas.
Nan'ao：
South to southwest force 4.
Isolated showers and thunderstorms.
Moderate seas.
Shanwei and South of Hong Kong：
South force 4.
Isolated showers and thunderstorms.
Moderate seas.
Shangchuan Dao：
South force 4, occasionally force 5.
Isolated showers and thunderstorms.
Moderate seas.
Outlook for the following 48 hours
South to southeasterly winds of force 4, occasionally force
5, becoming east to northeasterly winds of up to force 5
later. Isolated showers and squally thunderstorms.
Latest reports from south china coastal weather stations
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Waglan Island Wind east-southeast force 1
Visibility 40 kilometres
Shantou Wind south-southeast force 1
Visibility 24 kilometres
Huangmaozhou Wind southeast force 3
Xisha Wind southeast force 2
Visibility 26 kilometres