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South China Coastal Waters

Bulletin updated at 19:45 HKT 20/Apr/2026

By the Hong Kong Observatory at 7:45 p.m. on 20 Apr 2026 

Weather Situation:
A southerly airstream is affecting the south China coastal
waters.

Area forecasts for the next 24 hours

Hong Kong Adjacent Waters:
South to southeast force 4, occasionally force 5.
A few showers and squally thunderstorms.
Moderate seas.

Nan'ao and Shanwei:
East to southeast force 4, occasionally force 5.
Isolated showers and squally thunderstorms.
Moderate seas.

South of Hong Kong and Shangchuan Dao:
South force 4, occasionally force 5.
Isolated showers and squally thunderstorms.
Moderate seas.

Outlook for the following 48 hours 
Southerly winds of force 4 to 5, occasionally force 6,
becoming northeasterly winds of up to force 6 later.
Scattered showers and squally thunderstorms.

Latest reports from south china coastal weather stations
--------------------------------------------------------

Waglan Island       Wind south-southeast force 2 
                    

Shantou             Wind east-southeast force 2 
                    Visibility 26 kilometres 

Huangmaozhou        Wind southeast force 4 
                    

Macau               Wind southeast force 1 
                    Visibility 19 kilometres 

Xisha               Wind southeast force 2 
                    Visibility 18 kilometres 



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