SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 11:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 7:45 P.M. ON 4 JULY 2026

WARNINGS:

SEVERE SQUALLY THUNDERSTORMS IN HONG KONG ADJACENT WATERS.
STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

SEVERE SQUALLY THUNDERSTORMS ARE AFFECTING HONG KONG
ADJACENT WATERS.

AT 8 P.M., SEVERE TROPICAL STORM MAYSAK WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 21.1 DEGREES NORTH, 107.9 DEGREES
EAST. IT IS FORECAST TO MOVE NORTH-NORTHWEST AT ABOUT 12
KILOMETRES PER HOUR ACROSS 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, GUSTS OCCASIONALLY UP TO
FORCE 11 AT FIRST.
SCATTERED HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
ROUGH SEAS.

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

SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 5 TO 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
SOUTH 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 2 
                   VISIBILITY 18 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTH-SOUTHEAST FORCE 3 
                   VISIBILITY 20 KILOMETRES

XISHA              WIND SOUTH FORCE 4 
                   VISIBILITY 14 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 19:46 HKT ON 04.07.2026