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 4 MAY 2025

WARNINGS:

STRONG WINDS IN NAN'AO. FOG IN HONG KONG ADJACENT WATERS.

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. FOG PATCHES AT FIRST.
SLIGHT TO MODERATE SEAS.

NAN'AO:
SOUTHEAST FORCE 4 TO 5, BECOMING EAST UP TO FORCE 6.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANWEI:
EAST TO SOUTHEAST FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 4.
MODERATE SEAS.

SHANGCHUAN DAO:
SOUTH FORCE 4 TO 5.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 4 TO 5. ISOLATED SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND CALM 
                   VISIBILITY 1500 METRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 1 
                   VISIBILITY 17 KILOMETRES

HUANGMAOZHOU       WIND SOUTH-SOUTHEAST FORCE 2

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 3000 METRES IN MIST

XISHA              WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 22 KILOMETRES

WEATHER BULLETIN FOR HONG KONG WATERS

AT 5 A.M. HONG KONG TIME:

KAI TAK:
WIND SOUTH-SOUTHEAST FORCE 2.
 
STAR FERRY KOWLOON:
WIND CALM.
 
GREEN ISLAND:
WIND NORTHEAST FORCE 1.
 
CHEUNG CHAU:
WIND NORTHEAST FORCE 1.
 
SEA WAVES NEAR WAGLAN ISLAND WILL BE LESS THAN 0.5 METRE
DURING THE NEXT 12 HOURS.
 
THE SEA TEMPERATURE IN VICTORIA HARBOUR IS 24 DEGREES
CELSIUS.
 
THE NEXT HIGH TIDE IN VICTORIA HARBOUR WILL BE 2.1 METRES
AT 2:17 P.M. TODAY AND THE NEXT LOW TIDE WILL BE 0.6 METRE
AT 10:10 P.M. TODAY.

VISIBILITY REPORTS IN HONG KONG WATERS AT 5 A.M. ON 4 MAY
2025 HONG KONG TIME (NOT TO BE BROADCAST AFTER 6:30 A.M.)
 
KOWLOON BAY                         5000 METRES
VICTORIA HARBOUR                    3700 METRES
WESTERN ANCHORAGE                   9 KILOMETRES
MA WAN                              3700 METRES
TATHONG POINT                       4600 METRES
EAST LAMMA CHANNEL                  7 KILOMETRES
SOUTH LANTAU                        9 KILOMETRES
URMSTON ROAD                        3700 METRES

DISPATCHED BY HONG KONG OBSERVATORY AT 05:30 HKT ON 04.05.2025