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 5:30 A.M. ON 13 SEPTEMBER
2025

WEATHER SITUATION:

A SOUTHEASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA
COASTAL WATERS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH TO SOUTHEAST FORCE 3 TO 4.
ISOLATED SHOWERS.
SLIGHT TO MODERATE SEAS.

NAN'AO, SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTHEAST FORCE 4.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHEASTERLY WINDS OF FORCE 4, 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 OVER 50 KILOMETRES

SHANTOU            WIND WEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND SOUTHEAST FORCE 3

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY OVER 75 KILOMETRES

XISHA              WIND SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

WEATHER BULLETIN FOR HONG KONG WATERS

AT 5 A.M. HONG KONG TIME:

KAI TAK:
WIND SOUTHEAST FORCE 1.
 
STAR FERRY KOWLOON:
WIND EAST-SOUTHEAST FORCE 1.
 
GREEN ISLAND:
WIND SOUTH-SOUTHEAST FORCE 2.
 
CHEUNG CHAU:
WIND SOUTHEAST FORCE 2.
 
SEA WAVES NEAR WAGLAN ISLAND WILL BE ABOUT 0.5 METRE DURING
THE NEXT 12 HOURS.
 
THE SEA TEMPERATURE IN VICTORIA HARBOUR IS 27 DEGREES
CELSIUS.
 
THE NEXT HIGH TIDE IN VICTORIA HARBOUR WILL BE 1.6 METRES
AT 2:15 P.M. TODAY AND THE NEXT LOW TIDE WILL BE 0.8 METRE
AT 7:09 A.M. TODAY.

DISPATCHED BY HONG KONG OBSERVATORY AT 05:30 HKT ON 13.09.2025