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 10 MAY 2026

WARNINGS:

STRONG WINDS IN NAN'AO, SHANWEI AND SOUTH OF HONG KONG.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 4 TO 5.
A FEW LIGHT RAIN PATCHES AT FIRST.
MODERATE SEAS.

NAN'AO, SHANWEI AND SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 4 TO 5, FORCE 6 AT FIRST.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, ROUGH AT FIRST.

SHANGCHUAN DAO:
EAST FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EASTERLY WINDS OF FORCE 4 TO 5, BECOMING SOUTHERLY WINDS UP
TO FORCE 5 LATER. ISOLATED SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 4 
                   VISIBILITY 26 KILOMETRES

SHANTOU            WIND EAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 5

MACAU              WIND EAST FORCE 2 
                   VISIBILITY 40 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 1 
                   VISIBILITY 29 KILOMETRES

WEATHER BULLETIN FOR HONG KONG WATERS

AT 5 A.M. HONG KONG TIME:

KAI TAK:
WIND EAST-SOUTHEAST FORCE 2.
 
STAR FERRY KOWLOON:
WIND EAST FORCE 2.
 
GREEN ISLAND:
WIND EAST FORCE 4.
 
CHEUNG CHAU:
WIND EAST FORCE 2.
 
SEA WAVES NEAR WAGLAN ISLAND WILL BE ABOUT 1.0 METRE TO 1.5
METRES DURING THE NEXT 12 HOURS.
 
SWELL OF UP TO 0.5 METRE CAN BE EXPECTED.
 
THE SEA TEMPERATURE IN VICTORIA HARBOUR IS 25 DEGREES
CELSIUS.
 
THE NEXT HIGH TIDE IN VICTORIA HARBOUR WILL BE 1.9 METRES
AT 2:32 P.M. TODAY AND THE NEXT LOW TIDE WILL BE 0.7 METRE
AT 10:46 P.M. TODAY.

DISPATCHED BY HONG KONG OBSERVATORY AT 05:30 HKT ON 10.05.2026