SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 5:50 P.M. ON 10 JULY 2025

WARNINGS:

SEVERE SQUALLY THUNDERSTORMS IN HONG KONG ADJACENT WATERS,
SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO. STRONG
WINDS IN ALL AREAS.

WEATHER SITUATION:

THE SOUTHWEST MONSOON IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. 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:

SOUTH TO SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6,
GUSTS OCCASIONALLY UP TO FORCE 10 AT FIRST.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS, VERY ROUGH SEAS AT FIRST.

NAN'AO:
SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI:
SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6, GUSTS
OCCASIONALLY UP TO FORCE 10 AT FIRST.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS, VERY ROUGH AT FIRST.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
WEST TO SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6, GUSTS
OCCASIONALLY UP TO FORCE 10 AT FIRST.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS, VERY ROUGH AT FIRST.

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 2 
                   VISIBILITY 7 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND WEST-NORTHWEST FORCE 5

MACAU              WIND SOUTH FORCE 2 
                   VISIBILITY 10 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 3 
                   VISIBILITY 12 KILOMETRES

VISIBILITY REPORTS IN HONG KONG WATERS AT 5 P.M. ON 10 JULY
2025 HONG KONG TIME (NOT TO BE BROADCAST AFTER 6:50 P.M.)
 
KOWLOON BAY                         3700 METRES
VICTORIA HARBOUR                    3700 METRES
WESTERN ANCHORAGE                   5000 METRES
MA WAN                              5000 METRES
TATHONG POINT                       1800 METRES
WEST LAMMA CHANNEL AND CHEUNG CHAU  5000 METRES
EAST LAMMA CHANNEL                  4600 METRES
SOUTH LANTAU                        3700 METRES
URMSTON ROAD                        4600 METRES

DISPATCHED BY HONG KONG OBSERVATORY AT 17:50 HKT ON 10.07.2025