SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 7 A.M. ON 4 AUGUST 2025

WARNINGS:

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

WEATHER SITUATION:

AN ACTIVE SOUTHWEST MONSOON IS BRINGING UNSETTLED WEATHER
TO THE SOUTH CHINA COASTAL WATERS AND THE NORTHERN PART OF
THE SOUTH CHINA SEA. MEANWHILE, SEVERE SQUALLY
THUNDERSTORMS ARE AFFECTING THE VICINITY OF THE PEARL RIVER
ESTUARY AND THE COASTAL WATERS OF GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTHWEST FORCE 5 TO 6, GUSTS OCCASIONALLY UP TO FORCE 10
AT FIRST.
HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
ROUGH SEAS.

NAN'AO, SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTHWEST FORCE 5 TO 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHWESTERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY
FORCE 6. OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTHWEST FORCE 6 WITH GUSTS TO FORCE 9 
                   VISIBILITY 11 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 1 
                   VISIBILITY 4200 METRES IN RAIN

HUANGMAOZHOU       WIND SOUTHWEST FORCE 4

XISHA              WIND SOUTH-SOUTHWEST FORCE 3 
                   VISIBILITY 8 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 07:01 HKT ON 04.08.2025