SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:45 A.M. ON 9 SEPTEMBER
2025

WARNINGS:

STRONG WINDS IN HONG KONG ADJACENT WATERS, SOUTH OF HONG
KONG AND SHANGCHUAN DAO.

WEATHER SITUATION:

A SOUTHERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AT 10 A.M., TROPICAL DEPRESSION TAPAH WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 45 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 24.7 DEGREES NORTH, 109.9 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST AT ABOUT 12
KILOMETRES PER HOUR ACROSS INLAND GUANGXI AND DISSIPATE
GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH FORCE 4 TO 5, FORCE 6 AT FIRST.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, ROUGH AT FIRST.

NAN'AO AND SHANWEI:
SOUTH FORCE 4 TO 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH FORCE 4 TO 5, FORCE 6 AT FIRST.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, ROUGH AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 4, OCCASIONALLY FORCE 5. ISOLATED
SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTHWEST FORCE 4 
                   VISIBILITY 25 KILOMETRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 1 
                   VISIBILITY 16 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND SOUTH FORCE 5

MACAU              WIND SOUTH-SOUTHEAST FORCE 3 
                   VISIBILITY 35 KILOMETRES

XISHA              WIND SOUTH FORCE 3 
                   VISIBILITY 15 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:47 HKT ON 09.09.2025