SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 3:30 A.M. TOMORROW, SUNDAY)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 4 JULY 2026

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

A SOUTHERLY AIRSTREAM IS AFFECTING THE COASTAL WATERS OF
GUANGDONG.

AT 11 P.M., SEVERE TROPICAL STORM MAYSAK WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 105 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 21.5 DEGREES NORTH, 107.8 DEGREES
EAST. IT IS FORECAST TO MOVE NORTH 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 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

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

SHANGCHUAN DAO:
SOUTH FORCE 5 TO 6, OCCASIONALLY FORCE 7 AT FIRST.
SCATTERED SHOWERS AND SQUALLY 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 4 
                   VISIBILITY 33 KILOMETRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTHEAST FORCE 3 
                   VISIBILITY 22 KILOMETRES

XISHA              WIND SOUTH FORCE 3 
                   VISIBILITY 16 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 04.07.2026