SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 4:30 P.M. ON 27 AUGUST 2025

WARNINGS:

SEVERE SQUALLY THUNDERSTORMS IN HONG KONG ADJACENT WATERS.
STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. MEANWHILE, SEVERE SQUALLY THUNDERSTORMS ARE
AFFECTING THE VICINITY OF THE PEARL RIVER ESTUARY.
UPPER-AIR DISTURBANCES ARE BRINGING SHOWERS AND
THUNDERSTORMS TO THE NORTHEASTERN PART OF THE SOUTH CHINA
SEA, AND IS EXPECTED TO AFFECT THE COASTAL WATERS OF
GUANGDONG TOMORROW. BESIDES, A BROAD AREA OF LOW PRESSURE
IS BRINGING UNSETTLED WEATHER TO THE WEST OF LUZON.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5, UP TO
FORCE 6 LATER, GUSTS OCCASIONALLY UP TO FORCE 10 AT FIRST.
SCATTERED HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO AND SHANWEI:
EAST TO NORTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING UP TO FORCE 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4 TO 5, UP TO FORCE 6 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 5 TO 6. OCCASIONAL
HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 3 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 4

MACAU              WIND EAST FORCE 2 
                   VISIBILITY OVER 65 KILOMETRES

XISHA              WIND NORTH FORCE 3 
                   VISIBILITY 27 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:30 HKT ON 27.08.2025