SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 5:30 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 3:30 A.M. ON 4 JULY 2026

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AT 3 A.M., TROPICAL STORM MAYSAK WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 75 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 19.9 DEGREES NORTH, 108.9 DEGREES EAST. IT IS
FORECAST TO MOVE NORTHWEST OR NORTH-NORTHWEST AT ABOUT 15
KILOMETRES PER HOUR CROSSING BEIBU WAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH TO SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7.
SCATTERED HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

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

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH TO SOUTHEAST FORCE 6 TO 7.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 5 TO 6, FORCE 7 AT FIRST.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTHEAST FORCE 4 
                   VISIBILITY 27 KILOMETRES

SHANTOU            WIND EAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 18 KILOMETRES

XISHA              WIND SOUTH FORCE 3 
                   VISIBILITY 11 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 04.07.2026