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 5:05 P.M. ON 4 JULY 2026

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AT 4 P.M., TROPICAL STORM MAYSAK WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 85 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 20.7 DEGREES NORTH, 107.9 DEGREES EAST. IT IS
FORECAST TO MOVE NORTH-NORTHWEST AT ABOUT 12 KILOMETRES PER
HOUR ACROSS BEIBU WAN AND TOWARDS THE VICINITY OF THE COAST
OF GUANGXI TO VIETNAM.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH TO SOUTHEAST FORCE 5 TO 6.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO AND SHANWEI:
SOUTH TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH TO SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7 AT
FIRST.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 5 TO 6. SCATTERED SHOWERS AND
SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTH-SOUTHEAST FORCE 3 
                   VISIBILITY 22 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTH-SOUTHEAST FORCE 3 
                   VISIBILITY 13 KILOMETRES IN THUNDERSTORMS

XISHA              WIND SOUTH FORCE 3 
                   VISIBILITY 13 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 17:05 HKT ON 04.07.2026