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 12:30 P.M. ON 29 SEPTEMBER
2025

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE COASTAL WATERS OF
GUANGDONG.

SEVERE TROPICAL STORM BUALOI HAS WEAKENED INTO A TROPICAL
STORM.
 
AT NOON, BUALOI WITH MAXIMUM SUSTAINED WINDS OF ABOUT 75
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 19.5
DEGREES NORTH, 104.3 DEGREES EAST. IT IS FORECAST TO MOVE
WEST-NORTHWEST AT ABOUT 22 KILOMETRES PER HOUR ACROSS THE
NORTHERN PART OF VIETNAM AND WEAKEN GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
EAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO SOUTHEASTERLY WINDS OF FORCE 4, OCCASIONALLY FORCE
5. SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND WEST FORCE 2 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND EAST FORCE 2

XISHA              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 10 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 29.09.2025