SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 4:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 1 P.M. ON 4 JULY 2026

WARNINGS:

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

WEATHER SITUATION:

AT NOON, TROPICAL STORM MAYSAK WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 85 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 20.3 DEGREES NORTH, 108.1 DEGREES EAST. IT IS FORECAST
TO MOVE NORTHWEST OR 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, GUSTS OCCASIONALLY UP TO
FORCE 10 AT FIRST.
SCATTERED HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
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 4 
                   VISIBILITY 38 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTHEAST FORCE 3 
                   VISIBILITY 40 KILOMETRES

XISHA              WIND SOUTH FORCE 4 
                   VISIBILITY 12 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 13:01 HKT ON 04.07.2026